中国水稻科学 ›› 2020, Vol. 34 ›› Issue (1): 57-68.DOI: 10.16819/j.1001-7216.2020.9049
彭志芸, 向开宏, 杨志远, 唐源, 谌洁, 张宇杰, 何艳, 严田蓉, 孙永健, 马均*()
出版日期:
2020-01-10
发布日期:
2020-01-10
通讯作者:
马均
Zhiyun PENG, Kaihong XIANG, Zhiyuan YANG, Yuan TANG, Jie SHEN, Yujie ZHANG, Yan HE, Tianrong YAN, Yongjian SUN, Jun MA*()
Online:
2020-01-10
Published:
2020-01-10
Contact:
Jun MA
摘要:
【目的】探明秸秆还田和氮肥管理对麦/油后直播杂交稻氮素积累、转运、氮肥利用效率及籽粒产量的影响。【方法】选用优质三系杂交稻宜香优2115,采用二因素裂区设计,麦、油茬田同步开展试验,处理完全一致。主区为麦/油秸秆全量翻埋还田(M1)和秸秆不还田(对照,M0),副区设4个氮肥管理,即不施氮对照(N0)、m基肥∶m分蘖肥∶m促花肥∶m保花肥比例分别为1∶0∶0∶0(N1)、3∶3∶2∶2(N2)、2∶2∶3∶3(N3),测定了直播杂交稻主要生育时期各器官的氮素积累量及籽粒产量。【结果】结果表明,两种轮作方式下,氮肥管理对直播杂交稻主要生育时期的氮素积累、齐穗后茎鞘、叶片的氮素转运及稻株氮素利用效率均存在显著或极显著的调控效应。秸秆还田显著提高麦/油茬杂交稻中后期的氮素积累量、茎鞘和叶片的氮素转运量以及氮肥利用效率,其中,氮肥农学利用率、氮肥偏生产力和氮肥表观利用率较秸秆不还田分别提高了34.96%/28.76%、2.52%/2.61%和31.91%/22.30%。同时,油菜秸秆还田下直播杂交稻各生育时期氮素积累和产量较麦秆还田表现更好,籽粒产量提高481 kg/hm2(5.22%)。M1N2处理、M0N3处理下,直播杂交稻各阶段的氮素积累速率明显加大,促进结实期茎鞘和叶片的氮素向穗部转运,成熟期稻株氮素积累量优势明显且有较高的氮素利用效率(麦/油茬稻氮肥农学利用率、偏生产力和表观利用率分别达17.87 kg∙kg-1/17.85 kg∙kg-1、67.27 kg∙kg-1/71.28 kg∙kg-1、74.93%/75.05%),最终实现高产。【结论】在麦/油-稻轮作下秸秆全量还田,配合N2氮肥管理,可有效提高直播杂交稻氮素吸收、利用效率,增加籽粒产量,尤以油菜秸杆还田的效果更好。
中图分类号:
彭志芸, 向开宏, 杨志远, 唐源, 谌洁, 张宇杰, 何艳, 严田蓉, 孙永健, 马均. 麦/油-稻轮作下秸秆还田与氮肥管理对直播杂交稻氮素利用特征的影响[J]. 中国水稻科学, 2020, 34(1): 57-68.
Zhiyun PENG, Kaihong XIANG, Zhiyuan YANG, Yuan TANG, Jie SHEN, Yujie ZHANG, Yan HE, Tianrong YAN, Yongjian SUN, Jun MA. Effects of Straw Returning to Paddy Field and Nitrogen Fertilizer Management on Nitrogen Utilization Characteristics of Direct Seeded Hybrid Rice Under Wheat/Rape-rice Rotation[J]. Chinese Journal OF Rice Science, 2020, 34(1): 57-68.
土壤肥力 Soil fertility | 有机质 Organic matter /(g·kg-1) | 速效氮 Available N/(mg·kg-1) | 速效磷 Available P/(mg·kg-1) | 速效钾 Available K/(mg·kg-1) |
---|---|---|---|---|
麦茬田 Field with wheat stubble returning | 31.36 | 92.39 | 16.74 | 187.43 |
油茬田 Field with rape stubble returning | 39.49 | 102.59 | 17.47 | 226.76 |
表1 试验田耕层土壤(0-20 cm)化学性质
Table 1 Chemical properties of topsoil (0-20 cm) in the experimental field.
土壤肥力 Soil fertility | 有机质 Organic matter /(g·kg-1) | 速效氮 Available N/(mg·kg-1) | 速效磷 Available P/(mg·kg-1) | 速效钾 Available K/(mg·kg-1) |
---|---|---|---|---|
麦茬田 Field with wheat stubble returning | 31.36 | 92.39 | 16.74 | 187.43 |
油茬田 Field with rape stubble returning | 39.49 | 102.59 | 17.47 | 226.76 |
处理 Treatment | 氮素积累 N accumulation/(kg·hm-2) | 籽粒产量 Grain yield/(kg·hm-2) | 氮素收获指数 N harvest index/% | |||
---|---|---|---|---|---|---|
拔节期 Jointing | 齐穗期 Full heading | 成熟期 Maturity | ||||
麦-稻轮作 Wheat-rice rotation system | ||||||
M0N0 | 31.9±3.02 c | 74.71±3.22 d | 91.46±8.45 d | 7 790±194.56 b | 74.20±0.39 a | |
M0N1 | 64.94±5.11 a | 110.17±3.16 c | 127.02±5.21 c | 9 309±224.33 a | 69.20±1.31 b | |
M0N2 | 45.68±2.23 b | 144.22±8.23 b | 164.00±1.88 b | 9 641±255.94 a | 70.76±1.56 b | |
M0N3 | 42.58±4.40 b | 161.05±8.44 a | 183.72±9.85 a | 9 761±335.64 a | 67.44±1.23 c | |
均值 Average | 46.28±1.18 | 122.54±1.85 | 141.55±5.68 | 9 125±213.92 | 70.40±0.23 | |
M1N0 | 21.95±2.37 d | 70.64±6.53 d | 85.92±1.30 d | 7 409±292.20 c | 75.40±0.96 a | |
M1N1 | 49.26±2.94 a | 125.31±4.15 c | 143.29±5.30 c | 9 489±307.61 b | 68.43±1.22 b | |
M1N2 | 40.41±6.82 b | 170.87±11.52 a | 198.32±10.10 a | 10 090±472.87 a | 68.79±1.14 b | |
M1N3 | 31.59±1.44 c | 155.88±6.69 b | 179.02±4.90 b | 9 855±256.02 ab | 70.23±0.82 b | |
均值 Average | 35.8±2.29 | 130.68±5.08 | 151.64±4.66 | 9 211±52.75 | 70.71±0.13 | |
F值 F value | M | 27.32* | 4.14 | 2.85 | 0.31 | 19.78* |
N | 59.44** | 212.74** | 509.66** | 75.57** | 29.84** | |
M×N | 1.71 | 7.70** | 23.54** | 1.99 | 4.03* | |
油菜-稻轮作 Rape-rice rotation system | ||||||
M0N0 | 32.30±1.05 c | 85.99±3.10 c | 101.65±10.80 c | 8 253±289.03 c | 71.87±0.92 a | |
M0N1 | 60.22±2.61 a | 117.92±1.25 b | 137.64±7.71 b | 9 331±390.09 b | 69.24±3.87 a | |
M0N2 | 54.56±9.61 a | 165.46±7.71 a | 186.94±20.61 a | 10 227±461.31 a | 69.03±15.03 a | |
M0N3 | 43.25±2.8 b | 175.40±8.41 a | 197.48±11.80 a | 10 411±109.19 a | 67.84±2.76 a | |
均值 Average | 47.58±3.79 a | 136.19±0.46 b | 155.93±2.84 a | 9 555±255.56 | 69.49±2.76 | |
M1N0 | 35.90±9.77 b | 90.68±2.40 c | 102.79±2.13 c | 8 015±286.33 c | 70.61±1.69 a | |
M1N1 | 54.74±8.55 a | 140.52±9.99 b | 158.76±14.04 b | 9 588±460.12 b | 67.61±12.13 a | |
M1N2 | 53.99±7.31 a | 182.76±5.54 a | 215.36±7.50 a | 10 693±275.95 a | 67.67±4.04 a | |
M1N3 | 48.98±1.73 a | 176.66±10.91 a | 199.79±5.20 a | 10 473±168.37 a | 67.09±1.32 a | |
均值 Average | 48.40±4.32 | 147.66±2.94 | 169.17±0.95 | 9 692±106.85 | 68.24±1.35 | |
F值 F value | M | 0.09 | 62.95* | 13.73 | 0.52 | 1.59 |
N | 19.44** | 173.79** | 86.47** | 78.60** | 1.47 | |
M×N | 1.10 | 2.56 | 1.82 | 1.46 | 0.02 |
表2 麦/油-稻轮作下秸秆还田与氮肥管理对直播杂交稻主要生育时期稻株氮含量、产量和氮素收获指数的影响
Table 2 Effects of straw returning and nitrogen fertilizer management under wheat/rape-rice rotation on nitrogen content, yield and nitrogen harvest index of rice plants in main growing periods of hybrid rice.
处理 Treatment | 氮素积累 N accumulation/(kg·hm-2) | 籽粒产量 Grain yield/(kg·hm-2) | 氮素收获指数 N harvest index/% | |||
---|---|---|---|---|---|---|
拔节期 Jointing | 齐穗期 Full heading | 成熟期 Maturity | ||||
麦-稻轮作 Wheat-rice rotation system | ||||||
M0N0 | 31.9±3.02 c | 74.71±3.22 d | 91.46±8.45 d | 7 790±194.56 b | 74.20±0.39 a | |
M0N1 | 64.94±5.11 a | 110.17±3.16 c | 127.02±5.21 c | 9 309±224.33 a | 69.20±1.31 b | |
M0N2 | 45.68±2.23 b | 144.22±8.23 b | 164.00±1.88 b | 9 641±255.94 a | 70.76±1.56 b | |
M0N3 | 42.58±4.40 b | 161.05±8.44 a | 183.72±9.85 a | 9 761±335.64 a | 67.44±1.23 c | |
均值 Average | 46.28±1.18 | 122.54±1.85 | 141.55±5.68 | 9 125±213.92 | 70.40±0.23 | |
M1N0 | 21.95±2.37 d | 70.64±6.53 d | 85.92±1.30 d | 7 409±292.20 c | 75.40±0.96 a | |
M1N1 | 49.26±2.94 a | 125.31±4.15 c | 143.29±5.30 c | 9 489±307.61 b | 68.43±1.22 b | |
M1N2 | 40.41±6.82 b | 170.87±11.52 a | 198.32±10.10 a | 10 090±472.87 a | 68.79±1.14 b | |
M1N3 | 31.59±1.44 c | 155.88±6.69 b | 179.02±4.90 b | 9 855±256.02 ab | 70.23±0.82 b | |
均值 Average | 35.8±2.29 | 130.68±5.08 | 151.64±4.66 | 9 211±52.75 | 70.71±0.13 | |
F值 F value | M | 27.32* | 4.14 | 2.85 | 0.31 | 19.78* |
N | 59.44** | 212.74** | 509.66** | 75.57** | 29.84** | |
M×N | 1.71 | 7.70** | 23.54** | 1.99 | 4.03* | |
油菜-稻轮作 Rape-rice rotation system | ||||||
M0N0 | 32.30±1.05 c | 85.99±3.10 c | 101.65±10.80 c | 8 253±289.03 c | 71.87±0.92 a | |
M0N1 | 60.22±2.61 a | 117.92±1.25 b | 137.64±7.71 b | 9 331±390.09 b | 69.24±3.87 a | |
M0N2 | 54.56±9.61 a | 165.46±7.71 a | 186.94±20.61 a | 10 227±461.31 a | 69.03±15.03 a | |
M0N3 | 43.25±2.8 b | 175.40±8.41 a | 197.48±11.80 a | 10 411±109.19 a | 67.84±2.76 a | |
均值 Average | 47.58±3.79 a | 136.19±0.46 b | 155.93±2.84 a | 9 555±255.56 | 69.49±2.76 | |
M1N0 | 35.90±9.77 b | 90.68±2.40 c | 102.79±2.13 c | 8 015±286.33 c | 70.61±1.69 a | |
M1N1 | 54.74±8.55 a | 140.52±9.99 b | 158.76±14.04 b | 9 588±460.12 b | 67.61±12.13 a | |
M1N2 | 53.99±7.31 a | 182.76±5.54 a | 215.36±7.50 a | 10 693±275.95 a | 67.67±4.04 a | |
M1N3 | 48.98±1.73 a | 176.66±10.91 a | 199.79±5.20 a | 10 473±168.37 a | 67.09±1.32 a | |
均值 Average | 48.40±4.32 | 147.66±2.94 | 169.17±0.95 | 9 692±106.85 | 68.24±1.35 | |
F值 F value | M | 0.09 | 62.95* | 13.73 | 0.52 | 1.59 |
N | 19.44** | 173.79** | 86.47** | 78.60** | 1.47 | |
M×N | 1.10 | 2.56 | 1.82 | 1.46 | 0.02 |
处理 Treatment | 氮素积累量 N accumulation amount/(kg·hm-2) | 氮素积累速率 N accumulation rate/(kg·hm-2d-1) | ||||||
---|---|---|---|---|---|---|---|---|
播种-拔节 SS-JS | 拔节-齐穗 JS-FHS | 齐穗-成熟 FHS-MS | 播种-拔节 SS-JS | 拔节-齐穗 JS-FHS | 齐穗-成熟 FHS-MS | |||
麦-稻轮作 Wheat-rice rotation system | ||||||||
M0N0 | 31.90±3.02 c | 42.81±2.01 c | 16.74±6.05 a | 0.60±0.06 c | 1.07±0.05 c | 0.42±0.15 c | ||
M0N1 | 64.94±5.11 a | 45.23±7.75 c | 16.86±2.87 a | 1.23±0.10 a | 1.13±0.19 c | 0.42±0.07 bc | ||
M0N2 | 45.68±2.23 b | 98.54±10.38 b | 19.78±1.54 a | 0.86±0.04 b | 2.46±0.26 b | 0.49±0.20 ab | ||
M0N3 | 42.58±4.45 b | 118.47±12.79 a | 22.67±5.05 a | 0.80±0.08 b | 2.96±0.32 a | 0.57±0.13 a | ||
均值 Average | 46.28±1.18 | 76.26±2.01 | 19.01±4.98 | 0.87±0.02 | 1.91±0.05 | 0.52±0.12 | ||
M1N0 | 21.95±2.37 d | 48.70±5.99 c | 15.27±5.96 c | 0.41±0.04 d | 1.22±0.15 c | 0.38±0.15 c | ||
M1N1 | 49.26±2.94 a | 76.05±6.15 b | 17.98±4.15 bc | 0.93±0.06 a | 1.90±0.15 b | 0.45±0.10 c | ||
M1N2 | 40.41±6.82 b | 130.46±12.49 a | 27.45±3.12 a | 0.76±0.13 b | 3.26±0.31 a | 0.69±0.21 a | ||
M1N3 | 31.59±1.44 c | 124.29±7.20 a | 23.14±7.29 ab | 0.60±0.03 c | 3.11±0.18 a | 0.58±0.18 b | ||
均值 Average | 35.80±2.29 | 94.87±5.13 | 20.96±4.19 | 0.68±0.04 | 2.37±0.13 | 0.48±0.10 | ||
F值 F value | M | 27.32* | 20.42* | 0.57 | 27.32* | 20.41* | 0.57 | |
N | 59.44** | 104.77** | 5.66* | 59.45** | 104.77** | 5.66** | ||
M×N | 1.71 | 3.95* | 1.52 | 1.71 | 3.95* | 1.52 | ||
油菜-稻轮作 Rape-rice rotation system | ||||||||
M0N0 | 32.30±1.05 c | 53.68±2.12 c | 15.67±1.03 a | 0.61±0.02 c | 1.34±0.05 c | 0.39±0.19 b | ||
M0N1 | 60.22±2.61 a | 57.70±1.37 c | 19.72±6.46 a | 1.14±0.05 a | 1.44±0.03 c | 0.49±0.16 a | ||
M0N2 | 54.56±9.61 a | 110.90±15.93 b | 21.48±3.00 a | 1.03±0.18 a | 2.77±0.4 b | 0.54±0.35 a | ||
M0N3 | 43.25±2.80 b | 132.15±10.48 a | 22.08±3.40 a | 0.82±0.05 b | 3.30±0.26 a | 0.55±0.09 a | ||
均值 Average | 47.58±3.79 | 88.61±6.28 | 19.74±2.42 a | 0.90±0.07 | 2.22±0.16 | 0.49±0.06 | ||
M1N0 | 35.90±9.77 b | 54.77±11.05 c | 12.11±0.47 b | 0.68±0.18 b | 1.37±0.28 c | 0.30±0.01 d | ||
M1N1 | 54.74±8.55 a | 85.78±10.40 b | 18.24±6.45 b | 1.03±0.16 a | 2.14±0.26 b | 0.46±0.16 c | ||
M1N2 | 53.99±7.31 a | 128.78±11.40 a | 32.60±5.64 a | 1.02±0.14 a | 3.22±0.28 a | 0.81±0.14 a | ||
M1N3 | 48.98±1.73 a | 127.68±10.30 a | 23.13±6.12 ab | 0.92±0.03 a | 3.19±0.26 a | 0.58±0.15 b | ||
均值 Average | 48.40±4.32 | 99.25±60.00 | 21.52±3.59 | 0.91±0.08 | 2.48±0.15 | 0.54±0.09 | ||
F值 F value | M | 0.09 | 3.66 | 0.58 | 0.09 | 3.66 | 0.58 | |
N | 19.44** | 90.38** | 8.55** | 19.44** | 90.38** | 8.55** | ||
M×N | 1.10 | 3.79* | 3.41 | 1.10 | 3.79* | 3.41 |
表3 麦/油-稻轮作下秸秆还田与氮肥管理对直播杂交稻主要生育阶段氮素积累量及积累速率的影响
Table 3 Effects of straw returning and nitrogen fertilizer management under wheat/rape-rice rotation on nitrogen accumulation amount and rate in main growth stages of hybrid rice.
处理 Treatment | 氮素积累量 N accumulation amount/(kg·hm-2) | 氮素积累速率 N accumulation rate/(kg·hm-2d-1) | ||||||
---|---|---|---|---|---|---|---|---|
播种-拔节 SS-JS | 拔节-齐穗 JS-FHS | 齐穗-成熟 FHS-MS | 播种-拔节 SS-JS | 拔节-齐穗 JS-FHS | 齐穗-成熟 FHS-MS | |||
麦-稻轮作 Wheat-rice rotation system | ||||||||
M0N0 | 31.90±3.02 c | 42.81±2.01 c | 16.74±6.05 a | 0.60±0.06 c | 1.07±0.05 c | 0.42±0.15 c | ||
M0N1 | 64.94±5.11 a | 45.23±7.75 c | 16.86±2.87 a | 1.23±0.10 a | 1.13±0.19 c | 0.42±0.07 bc | ||
M0N2 | 45.68±2.23 b | 98.54±10.38 b | 19.78±1.54 a | 0.86±0.04 b | 2.46±0.26 b | 0.49±0.20 ab | ||
M0N3 | 42.58±4.45 b | 118.47±12.79 a | 22.67±5.05 a | 0.80±0.08 b | 2.96±0.32 a | 0.57±0.13 a | ||
均值 Average | 46.28±1.18 | 76.26±2.01 | 19.01±4.98 | 0.87±0.02 | 1.91±0.05 | 0.52±0.12 | ||
M1N0 | 21.95±2.37 d | 48.70±5.99 c | 15.27±5.96 c | 0.41±0.04 d | 1.22±0.15 c | 0.38±0.15 c | ||
M1N1 | 49.26±2.94 a | 76.05±6.15 b | 17.98±4.15 bc | 0.93±0.06 a | 1.90±0.15 b | 0.45±0.10 c | ||
M1N2 | 40.41±6.82 b | 130.46±12.49 a | 27.45±3.12 a | 0.76±0.13 b | 3.26±0.31 a | 0.69±0.21 a | ||
M1N3 | 31.59±1.44 c | 124.29±7.20 a | 23.14±7.29 ab | 0.60±0.03 c | 3.11±0.18 a | 0.58±0.18 b | ||
均值 Average | 35.80±2.29 | 94.87±5.13 | 20.96±4.19 | 0.68±0.04 | 2.37±0.13 | 0.48±0.10 | ||
F值 F value | M | 27.32* | 20.42* | 0.57 | 27.32* | 20.41* | 0.57 | |
N | 59.44** | 104.77** | 5.66* | 59.45** | 104.77** | 5.66** | ||
M×N | 1.71 | 3.95* | 1.52 | 1.71 | 3.95* | 1.52 | ||
油菜-稻轮作 Rape-rice rotation system | ||||||||
M0N0 | 32.30±1.05 c | 53.68±2.12 c | 15.67±1.03 a | 0.61±0.02 c | 1.34±0.05 c | 0.39±0.19 b | ||
M0N1 | 60.22±2.61 a | 57.70±1.37 c | 19.72±6.46 a | 1.14±0.05 a | 1.44±0.03 c | 0.49±0.16 a | ||
M0N2 | 54.56±9.61 a | 110.90±15.93 b | 21.48±3.00 a | 1.03±0.18 a | 2.77±0.4 b | 0.54±0.35 a | ||
M0N3 | 43.25±2.80 b | 132.15±10.48 a | 22.08±3.40 a | 0.82±0.05 b | 3.30±0.26 a | 0.55±0.09 a | ||
均值 Average | 47.58±3.79 | 88.61±6.28 | 19.74±2.42 a | 0.90±0.07 | 2.22±0.16 | 0.49±0.06 | ||
M1N0 | 35.90±9.77 b | 54.77±11.05 c | 12.11±0.47 b | 0.68±0.18 b | 1.37±0.28 c | 0.30±0.01 d | ||
M1N1 | 54.74±8.55 a | 85.78±10.40 b | 18.24±6.45 b | 1.03±0.16 a | 2.14±0.26 b | 0.46±0.16 c | ||
M1N2 | 53.99±7.31 a | 128.78±11.40 a | 32.60±5.64 a | 1.02±0.14 a | 3.22±0.28 a | 0.81±0.14 a | ||
M1N3 | 48.98±1.73 a | 127.68±10.30 a | 23.13±6.12 ab | 0.92±0.03 a | 3.19±0.26 a | 0.58±0.15 b | ||
均值 Average | 48.40±4.32 | 99.25±60.00 | 21.52±3.59 | 0.91±0.08 | 2.48±0.15 | 0.54±0.09 | ||
F值 F value | M | 0.09 | 3.66 | 0.58 | 0.09 | 3.66 | 0.58 | |
N | 19.44** | 90.38** | 8.55** | 19.44** | 90.38** | 8.55** | ||
M×N | 1.10 | 3.79* | 3.41 | 1.10 | 3.79* | 3.41 |
处理 Treatment | 茎鞘Stem-sheath | 叶Leaf | 穗Panicle | ||||||||
---|---|---|---|---|---|---|---|---|---|---|---|
拔节期 Jointing | 齐穗期 Full heading | 成熟期 Maturity | 拔节期 Jointing | 齐穗期 Full heading | 成熟期 Maturity | 齐穗期 Full heading | 成熟期 Maturity | ||||
麦-稻轮作 Wheat-rice rotation system | |||||||||||
M0N0 | 11.53±0.98 c | 23.10±0.98 d | 12.95±0.49 d | 20.38±2.50 c | 35.10±3.21 c | 10.65±1.95 d | 16.51±0.28 c | 67.86±6.21 d | |||
M0N1 | 20.06±1.46 a | 38.32±2.72 c | 22.41±3.50 c | 44.88±3.68 a | 50.92±2.89 b | 16.74±1.71 c | 20.92±2.20 b | 87.87±3.01 c | |||
M0N2 | 15.00±1.46 b | 44.94±0.36 b | 26.49±1.56 b | 30.67±1.36 b | 71.03±11.8 a | 21.48±3.71 b | 28.25±3.70 a | 116.03±1.24 b | |||
M0N3 | 13.79±2.62 b | 53.82±5.63 a | 32.14±1.71 a | 28.79±2.05 b | 78.88±1.66 a | 27.65±1.85 a | 28.34±1.52 a | 123.93±7.51 a | |||
均值 Average | 15.10±1.00 | 40.05±2.00 | 23.50±1.14 | 31.18±0.23 | 58.98±1.37 | 19.13±1.42 | 23.51±0.70 | 98.92±3.86 | |||
M1N0 | 7.15±1.20 c | 21.87±2.30 d | 11.61±0.32 c | 14.79±1.44 c | 34.41±4.23 c | 9.53±0.91 c | 14.37±0.60 d | 64.77±4.38 d | |||
M1N1 | 16.00±1.01 a | 41.49±1.78 c | 25.93±2.37 b | 33.26±2.39 a | 63.16±3.49 b | 19.27±2.45 b | 20.66±0.93 c | 98.09±5.39 c | |||
M1N2 | 14.48±2.77 a | 58.14±3.31 a | 33.14±0.80 a | 25.93±4.08 b | 77.10±12.29 a | 28.16±2.47 a | 35.62±1.98 a | 136.49±8.98 a | |||
M1N3 | 9.66±1.04 b | 51.39±1.69 b | 27.37±1.12 b | 21.93±2.18 b | 75.20±4.85 a | 25.93±1.09 a | 29.29±1.99 b | 125.73±3.67 b | |||
均值 Average | 11.82±0.68 | 43.22±0.65 | 24.51±0.70 | 23.98±0.63 | 62.47±5.04 | 20.72±0.50 | 24.99±0.78 | 106.27±3.52 | |||
F值 F value | M | 11.56 | 11.73 | 1.38 | 47.69* | 1.69 | 2.44 | 3.14 | 2.98 | ||
N | 29.12** | 157.55** | 133.76** | 64.46** | 52.94** | 71.56** | 79.21** | 247.33** | |||
M×N | 1.74 | 10.14** | 12.60** | 1.92 | 1.78 | 4.71* | 5.97** | 8.03** | |||
油菜-稻轮作 Rape-rice rotation system | |||||||||||
M0N0 | 12.55±4.05 b | 27.83±2.59 c | 16.04±2.70 c | 19.76±3.97 c | 39.15±3.20 c | 12.50±0.56 c | 19.00±2.23 c | 73.12±8.54 c | |||
M0N1 | 18.89±1.34 a | 38.20±4.09 b | 24.89±0.68 b | 41.33±1.78 a | 57.74±4.69 b | 17.56±2.23 b | 21.99±1.52 b | 95.19±5.00 b | |||
M0N2 | 18.64±3.14 a | 61.38±1.44 a | 33.67±3.77 a | 35.91±6.48 a | 73.67±9.29 a | 26.07±2.68 a | 30.13±2.02 a | 127.20±16.74 a | |||
M0N3 | 15.30±0.57 ab | 63.25±3.52 a | 34.99±2.42 a | 27.95±2.24 b | 82.02±8.01 a | 28.45±2.82 a | 30.40±1.10 a | 134.04±11.28 a | |||
均值 Average | 16.34±2.19 | 47.66±2.26 | 27.40±0.69 | 31.24±1.68 | 63.15±2.71 | 21.14±0.46 | 25.38±0.11 | 107.39±3.91 | |||
M1N0 | 12.61±5.01 b | 26.66±3.89 c | 16.36±0.47 c | 23.30±4.80 b | 44.91±3.68 c | 13.88±2.66 c | 19.10±2.79 c | 72.55±6.67 c | |||
M1N1 | 18.19±2.91 a | 49.65±4.93 b | 28.37±0.79 b | 36.55±6.47 a | 67.69±4.32 b | 23.94±3.00 b | 23.18±2.21 b | 106.45±12.25 b | |||
M1N2 | 18.79±2.34 a | 64.76±0.84 a | 40.43±2.46 a | 35.19±5.08 a | 83.78±3.89 a | 29.39±3.21a | 34.23±2.63 a | 145.54±4.45 a | |||
M1N3 | 16.28±0.93 a | 63.33±5.59 a | 37.20±1.89 a | 32.70±0.91 a | 81.59±7.14 a | 28.59±3.98a | 31.74±1.53 a | 134.00±7.85 a | |||
均值 Average | 16.47±1.17 | 51.10±2.10 | 30.59±0.64 | 31.94±3.21 | 69.49±3.99 | 23.95±1.79 | 27.06±1.01 | 114.63±1.93 | |||
F值 F value | M | 0.01 | 17.42* | 17.48* | 0.18 | 21.80* | 9.59 | 8.24 | 11.24 | ||
N | 6.88** | 148.62** | 98.32** | 19.73** | 63.66** | 37.61** | 49.09** | 54.67** | |||
M×N | 0.10 | 3.99* | 1.90 | 1.62 | 1.17 | 1.36 | 0.73 | 1.27 |
表4 麦/油-稻轮作下秸秆还田与氮肥管理对直播杂交稻主生育时期各器官氮素积累量的影响
Table 4 Effects of straw returning and nitrogen fertilizer management under wheat/rape-rice rotation on nitrogen accumulation in various organs during main growth period of hybrid rice. kg/hm2
处理 Treatment | 茎鞘Stem-sheath | 叶Leaf | 穗Panicle | ||||||||
---|---|---|---|---|---|---|---|---|---|---|---|
拔节期 Jointing | 齐穗期 Full heading | 成熟期 Maturity | 拔节期 Jointing | 齐穗期 Full heading | 成熟期 Maturity | 齐穗期 Full heading | 成熟期 Maturity | ||||
麦-稻轮作 Wheat-rice rotation system | |||||||||||
M0N0 | 11.53±0.98 c | 23.10±0.98 d | 12.95±0.49 d | 20.38±2.50 c | 35.10±3.21 c | 10.65±1.95 d | 16.51±0.28 c | 67.86±6.21 d | |||
M0N1 | 20.06±1.46 a | 38.32±2.72 c | 22.41±3.50 c | 44.88±3.68 a | 50.92±2.89 b | 16.74±1.71 c | 20.92±2.20 b | 87.87±3.01 c | |||
M0N2 | 15.00±1.46 b | 44.94±0.36 b | 26.49±1.56 b | 30.67±1.36 b | 71.03±11.8 a | 21.48±3.71 b | 28.25±3.70 a | 116.03±1.24 b | |||
M0N3 | 13.79±2.62 b | 53.82±5.63 a | 32.14±1.71 a | 28.79±2.05 b | 78.88±1.66 a | 27.65±1.85 a | 28.34±1.52 a | 123.93±7.51 a | |||
均值 Average | 15.10±1.00 | 40.05±2.00 | 23.50±1.14 | 31.18±0.23 | 58.98±1.37 | 19.13±1.42 | 23.51±0.70 | 98.92±3.86 | |||
M1N0 | 7.15±1.20 c | 21.87±2.30 d | 11.61±0.32 c | 14.79±1.44 c | 34.41±4.23 c | 9.53±0.91 c | 14.37±0.60 d | 64.77±4.38 d | |||
M1N1 | 16.00±1.01 a | 41.49±1.78 c | 25.93±2.37 b | 33.26±2.39 a | 63.16±3.49 b | 19.27±2.45 b | 20.66±0.93 c | 98.09±5.39 c | |||
M1N2 | 14.48±2.77 a | 58.14±3.31 a | 33.14±0.80 a | 25.93±4.08 b | 77.10±12.29 a | 28.16±2.47 a | 35.62±1.98 a | 136.49±8.98 a | |||
M1N3 | 9.66±1.04 b | 51.39±1.69 b | 27.37±1.12 b | 21.93±2.18 b | 75.20±4.85 a | 25.93±1.09 a | 29.29±1.99 b | 125.73±3.67 b | |||
均值 Average | 11.82±0.68 | 43.22±0.65 | 24.51±0.70 | 23.98±0.63 | 62.47±5.04 | 20.72±0.50 | 24.99±0.78 | 106.27±3.52 | |||
F值 F value | M | 11.56 | 11.73 | 1.38 | 47.69* | 1.69 | 2.44 | 3.14 | 2.98 | ||
N | 29.12** | 157.55** | 133.76** | 64.46** | 52.94** | 71.56** | 79.21** | 247.33** | |||
M×N | 1.74 | 10.14** | 12.60** | 1.92 | 1.78 | 4.71* | 5.97** | 8.03** | |||
油菜-稻轮作 Rape-rice rotation system | |||||||||||
M0N0 | 12.55±4.05 b | 27.83±2.59 c | 16.04±2.70 c | 19.76±3.97 c | 39.15±3.20 c | 12.50±0.56 c | 19.00±2.23 c | 73.12±8.54 c | |||
M0N1 | 18.89±1.34 a | 38.20±4.09 b | 24.89±0.68 b | 41.33±1.78 a | 57.74±4.69 b | 17.56±2.23 b | 21.99±1.52 b | 95.19±5.00 b | |||
M0N2 | 18.64±3.14 a | 61.38±1.44 a | 33.67±3.77 a | 35.91±6.48 a | 73.67±9.29 a | 26.07±2.68 a | 30.13±2.02 a | 127.20±16.74 a | |||
M0N3 | 15.30±0.57 ab | 63.25±3.52 a | 34.99±2.42 a | 27.95±2.24 b | 82.02±8.01 a | 28.45±2.82 a | 30.40±1.10 a | 134.04±11.28 a | |||
均值 Average | 16.34±2.19 | 47.66±2.26 | 27.40±0.69 | 31.24±1.68 | 63.15±2.71 | 21.14±0.46 | 25.38±0.11 | 107.39±3.91 | |||
M1N0 | 12.61±5.01 b | 26.66±3.89 c | 16.36±0.47 c | 23.30±4.80 b | 44.91±3.68 c | 13.88±2.66 c | 19.10±2.79 c | 72.55±6.67 c | |||
M1N1 | 18.19±2.91 a | 49.65±4.93 b | 28.37±0.79 b | 36.55±6.47 a | 67.69±4.32 b | 23.94±3.00 b | 23.18±2.21 b | 106.45±12.25 b | |||
M1N2 | 18.79±2.34 a | 64.76±0.84 a | 40.43±2.46 a | 35.19±5.08 a | 83.78±3.89 a | 29.39±3.21a | 34.23±2.63 a | 145.54±4.45 a | |||
M1N3 | 16.28±0.93 a | 63.33±5.59 a | 37.20±1.89 a | 32.70±0.91 a | 81.59±7.14 a | 28.59±3.98a | 31.74±1.53 a | 134.00±7.85 a | |||
均值 Average | 16.47±1.17 | 51.10±2.10 | 30.59±0.64 | 31.94±3.21 | 69.49±3.99 | 23.95±1.79 | 27.06±1.01 | 114.63±1.93 | |||
F值 F value | M | 0.01 | 17.42* | 17.48* | 0.18 | 21.80* | 9.59 | 8.24 | 11.24 | ||
N | 6.88** | 148.62** | 98.32** | 19.73** | 63.66** | 37.61** | 49.09** | 54.67** | |||
M×N | 0.10 | 3.99* | 1.90 | 1.62 | 1.17 | 1.36 | 0.73 | 1.27 |
处理 Treatment | 茎鞘Stem-sheath | 叶Leaf | 穗部氮增加量 Panicle N increment /(kg·hm-2) | ||||||
---|---|---|---|---|---|---|---|---|---|
氮素转运量 Transfer amount of N/(kg·hm-2) | 氮素运转率 Transfer rate of N/% | 贡献率 Contribution rate/% | 氮素转运量 Transfer amount of N/(kg·hm-2) | 氮素运转率 Transfer rate of N/% | 贡献率 Contribution rate/% | ||||
麦-稻轮作 Wheat-rice rotation system | |||||||||
M0N0 | 10.15±1.41 c | 43.84±1.82 a | 15.10±1.99 b | 24.45±1.25 c | 69.83±0.80 a | 36.12±1.77 c | 51.35±0.78 d | ||
M0N1 | 15.91±2.28 b | 41.64±3.08 a | 18.08±1.23 a | 34.18±1.42 b | 67.31±2.31 b | 38.96±1.67 b | 66.95±1.97 c | ||
M0N2 | 18.45±1.54 ab | 41.05±2.44 a | 15.90±1.31 ab | 49.55±1.47 a | 69.08±1.90 ab | 42.72±2.36 a | 87.78±3.04 b | ||
M0N3 | 21.68±2.23 a | 40.05±3.39 a | 17.44±2.55 a | 51.24±0.84 a | 64.97±1.71 c | 41.47±1.15 a | 95.59±5.03 a | ||
均值 Average | 16.55±0.67 | 41.65±1.31 | 16.63±0.75 | 39.85±0.40 | 67.80±1.39 | 39.82±0.92 | 75.42±0.99 | ||
M1N0 | 10.25±2.35 c | 46.45±1.11 a | 15.82±1.36 b | 24.88±1.91 c | 72.12±2.34 a | 38.39±1.85 b | 50.41±0.64 c | ||
M1N1 | 15.57±1.75 b | 37.37±1.70 b | 16.01±1.13 b | 43.89±2.02 b | 69.30±1.45 a | 44.61±1.77 a | 77.43±2.65 b | ||
M1N2 | 25.00±1.70 a | 42.93±2.36 a | 18.46±1.48 ab | 48.41±2.47 a | 62.18±2.68 c | 35.29±2.66 c | 100.87±1.74 a | ||
M1N3 | 24.02±2.11 a | 46.70±2.98 a | 19.15±2.20 a | 49.28±1.52 a | 65.49±1.02 b | 39.24±1.52 b | 96.44±2.18 a | ||
均值 Average | 18.71±0.34 | 43.36±1.18 | 17.36±0.56 | 41.61±0.90 | 67.27±1.15 | 39.38±1.22 | 81.29±1.09 | ||
F值 F value | M | 128.48** | 88.54* | 8.27 | 7.41 | 0.16 | 2.27 | 24.07* | |
N | 43.68** | 5.61* | 2.40 | 269.54** | 16.85** | 6.93** | 358.01** | ||
M×N | 3.18 | 5.03* | 1.79 | 14.00** | 11.04** | 14.92** | 9.54** | ||
油菜-稻轮作 Rape-rice rotation system | |||||||||
M0N0 | 11.79±1.87 b | 42.10±1.40 b | 16.64±2.08 b | 26.66±0.92 d | 67.99±2.17 ab | 36.59±1.50 c | 54.11±2.49 d | ||
M0N1 | 13.31±2.08 b | 34.29±3.48 c | 14.17±2.34 b | 40.17±0.77 c | 69.57±0.92 a | 42.20±3.23 a | 73.20±2.47 c | ||
M0N2 | 27.71±0.79 a | 45.17±0.61 a | 22.21±2.15 a | 47.60±3.09 b | 64.17±2.38 c | 38.44±2.77 bc | 96.80±3.48 b | ||
M0N3 | 28.26±1.22 a | 44.70±0.98 a | 21.13±0.89 a | 53.57±0.93 a | 65.23±2.00 bc | 39.95±1.69 ab | 103.91±5.48 a | ||
均值 Average | 20.27±1.26 | 41.57±0.77 | 18.54±0.38 | 42.00±1.05 | 66.74±0.64 | 39.29±0.42 | 53.45±3.10 | ||
M1N0 | 10.31±2.08 c | 38.01±0.50 b | 14.22±4.76 b | 31.03±2.71 c | 69.19±2.48 a | 42.75±1.71 a | 53.45±3.10 d | ||
M1N1 | 20.95±0.37 b | 42.55±1.81 a | 20.24±1.66 a | 43.75±3.20 b | 64.37±2.61 b | 41.97±1.38 a | 83.27±1.66 c | ||
M1N2 | 26.13±1.51 a | 37.55±0.41 b | 16.73±2.11 ab | 54.39±4.11 a | 64.90±1.95 b | 37.42±1.06 b | 111.31±2.09 a | ||
M1N3 | 24.33±2.47 a | 40.80±1.74 a | 19.15±1.18 a | 53.00±1.18 a | 65.03±2.59 b | 39.54±0.90 ab | 102.26±1.66 b | ||
均值 Average | 20.43±0.36 | 39.73±0.48 | 17.58±1.46 | 45.54±1.43 | 65.87±1.14 | 40.42±0.52 | 87.57±1.00 | ||
F值 F value | M | 0.08 | 6.44 | 1.90 | 30.55* | 0.71 | 7.55 | 376.42** | |
N | 132.37** | 6.52** | 4.48* | 125.85** | 3.83* | 3.72* | 312.91** | ||
M×N | 14.37** | 23.07** | 5.87* | 2.40 | 2.45 | 3.63* | 8.76** |
表5 麦/油-稻轮作下秸秆还田与氮肥管理对直播杂交稻茎鞘(叶片)齐穗至成熟期氮素转运的影响
Table 5 Effects of straw returning and nitrogen fertilizer management under wheat/rape-rice rotation on nitrogen transport from stem sheath (leaf) during full heading-mature stage of hybrid rice.
处理 Treatment | 茎鞘Stem-sheath | 叶Leaf | 穗部氮增加量 Panicle N increment /(kg·hm-2) | ||||||
---|---|---|---|---|---|---|---|---|---|
氮素转运量 Transfer amount of N/(kg·hm-2) | 氮素运转率 Transfer rate of N/% | 贡献率 Contribution rate/% | 氮素转运量 Transfer amount of N/(kg·hm-2) | 氮素运转率 Transfer rate of N/% | 贡献率 Contribution rate/% | ||||
麦-稻轮作 Wheat-rice rotation system | |||||||||
M0N0 | 10.15±1.41 c | 43.84±1.82 a | 15.10±1.99 b | 24.45±1.25 c | 69.83±0.80 a | 36.12±1.77 c | 51.35±0.78 d | ||
M0N1 | 15.91±2.28 b | 41.64±3.08 a | 18.08±1.23 a | 34.18±1.42 b | 67.31±2.31 b | 38.96±1.67 b | 66.95±1.97 c | ||
M0N2 | 18.45±1.54 ab | 41.05±2.44 a | 15.90±1.31 ab | 49.55±1.47 a | 69.08±1.90 ab | 42.72±2.36 a | 87.78±3.04 b | ||
M0N3 | 21.68±2.23 a | 40.05±3.39 a | 17.44±2.55 a | 51.24±0.84 a | 64.97±1.71 c | 41.47±1.15 a | 95.59±5.03 a | ||
均值 Average | 16.55±0.67 | 41.65±1.31 | 16.63±0.75 | 39.85±0.40 | 67.80±1.39 | 39.82±0.92 | 75.42±0.99 | ||
M1N0 | 10.25±2.35 c | 46.45±1.11 a | 15.82±1.36 b | 24.88±1.91 c | 72.12±2.34 a | 38.39±1.85 b | 50.41±0.64 c | ||
M1N1 | 15.57±1.75 b | 37.37±1.70 b | 16.01±1.13 b | 43.89±2.02 b | 69.30±1.45 a | 44.61±1.77 a | 77.43±2.65 b | ||
M1N2 | 25.00±1.70 a | 42.93±2.36 a | 18.46±1.48 ab | 48.41±2.47 a | 62.18±2.68 c | 35.29±2.66 c | 100.87±1.74 a | ||
M1N3 | 24.02±2.11 a | 46.70±2.98 a | 19.15±2.20 a | 49.28±1.52 a | 65.49±1.02 b | 39.24±1.52 b | 96.44±2.18 a | ||
均值 Average | 18.71±0.34 | 43.36±1.18 | 17.36±0.56 | 41.61±0.90 | 67.27±1.15 | 39.38±1.22 | 81.29±1.09 | ||
F值 F value | M | 128.48** | 88.54* | 8.27 | 7.41 | 0.16 | 2.27 | 24.07* | |
N | 43.68** | 5.61* | 2.40 | 269.54** | 16.85** | 6.93** | 358.01** | ||
M×N | 3.18 | 5.03* | 1.79 | 14.00** | 11.04** | 14.92** | 9.54** | ||
油菜-稻轮作 Rape-rice rotation system | |||||||||
M0N0 | 11.79±1.87 b | 42.10±1.40 b | 16.64±2.08 b | 26.66±0.92 d | 67.99±2.17 ab | 36.59±1.50 c | 54.11±2.49 d | ||
M0N1 | 13.31±2.08 b | 34.29±3.48 c | 14.17±2.34 b | 40.17±0.77 c | 69.57±0.92 a | 42.20±3.23 a | 73.20±2.47 c | ||
M0N2 | 27.71±0.79 a | 45.17±0.61 a | 22.21±2.15 a | 47.60±3.09 b | 64.17±2.38 c | 38.44±2.77 bc | 96.80±3.48 b | ||
M0N3 | 28.26±1.22 a | 44.70±0.98 a | 21.13±0.89 a | 53.57±0.93 a | 65.23±2.00 bc | 39.95±1.69 ab | 103.91±5.48 a | ||
均值 Average | 20.27±1.26 | 41.57±0.77 | 18.54±0.38 | 42.00±1.05 | 66.74±0.64 | 39.29±0.42 | 53.45±3.10 | ||
M1N0 | 10.31±2.08 c | 38.01±0.50 b | 14.22±4.76 b | 31.03±2.71 c | 69.19±2.48 a | 42.75±1.71 a | 53.45±3.10 d | ||
M1N1 | 20.95±0.37 b | 42.55±1.81 a | 20.24±1.66 a | 43.75±3.20 b | 64.37±2.61 b | 41.97±1.38 a | 83.27±1.66 c | ||
M1N2 | 26.13±1.51 a | 37.55±0.41 b | 16.73±2.11 ab | 54.39±4.11 a | 64.90±1.95 b | 37.42±1.06 b | 111.31±2.09 a | ||
M1N3 | 24.33±2.47 a | 40.80±1.74 a | 19.15±1.18 a | 53.00±1.18 a | 65.03±2.59 b | 39.54±0.90 ab | 102.26±1.66 b | ||
均值 Average | 20.43±0.36 | 39.73±0.48 | 17.58±1.46 | 45.54±1.43 | 65.87±1.14 | 40.42±0.52 | 87.57±1.00 | ||
F值 F value | M | 0.08 | 6.44 | 1.90 | 30.55* | 0.71 | 7.55 | 376.42** | |
N | 132.37** | 6.52** | 4.48* | 125.85** | 3.83* | 3.72* | 312.91** | ||
M×N | 14.37** | 23.07** | 5.87* | 2.40 | 2.45 | 3.63* | 8.76** |
处理 Treatment | 氮素干物质生产效率 NBPE/(kg·kg-1) | 氮素稻谷生产效率 NGPE/(kg·kg-1) | 氮肥农学利用率 NAE/(kg·kg-1) | 氮肥偏生产率 NPP/(kg·kg-1) | 氮肥表观利用率 NAUE/% | |
---|---|---|---|---|---|---|
麦-稻轮作 Wheat-rice rotation system | ||||||
M0N0 | 154.9±10.83 a | 115.58±12.77 a | ||||
M0N1 | 126.76±1.24 b | 105.99±3.48 b | 10.12±1.28 b | 62.06±1.50 b | 23.71±3.69 c | |
M0N2 | 108.62±0.36 c | 83.09±2.20 c | 12.34±0.85 ab | 64.27±1.71 ab | 48.36±4.41 b | |
M0N3 | 99.49±0.47 d | 79.06±7.47c | 13.14±1.22 a | 65.07±2.24 a | 61.51±1.11 a | |
均值 Average | 122.44±2.69 | 95.93±6.3 | 11.87±0.26 | 63.80±1.47 | 44.53±2.19 | |
M1N0 | 156.93±4.34 a | 114.39±4.57 a | ||||
M1N1 | 114.09±3.65 b | 97.01±7.88 b | 13.86±0.29 b | 63.26±2.05 b | 38.25±2.89 c | |
M1N2 | 98.05±2.48 c | 74.16±6.24 c | 17.87±5.10 a | 67.27±3.15 a | 74.93±7.42 a | |
M1N3 | 103.05±0.55 c | 78.43±2.82 c | 16.31±2.95 ab | 65.70±1.71 ab | 62.07±3.77 b | |
均值 Average | 118.03±0.88 | 91.00±3.45 | 16.02±2.54 | 65.41±0.71 | 58.42±2.20 | |
F值 F value | M | 5.12 | 0.78 | 116.07** | 3.82 | 99.43** |
N | 183.22** | 72.64** | 5.54* | 6.03* | 1115.90** | |
M×N | 5.04* | 1.22 | 0.73 | 0.79 | 150.09** | |
油菜-稻轮作 Rape-rice rotation system | ||||||
M0N0 | 150.63±1.36 a | 113.64±9.79 a | ||||
M0N1 | 119.73±5.64 b | 98.07±1.11 b | 7.19±0.69 b | 62.21±2.60 b | 23.99±6.68 c | |
M0N2 | 98.70±14.82 c | 81.58±13.54 c | 13.16±2.36 a | 68.18±3.08 a | 56.86±13.97 b | |
M0N3 | 95.09±6.39 c | 78.01±6.15 c | 14.38±2.33 a | 69.40±0.73 a | 63.89±14.44 a | |
均值 Average | 116.04±1.07 | 92.82±2.51 | 11.58±1.08 | 66.60±1.71 | 48.25±7.71 | |
M1N0 | 144.97±1.35 a | 110.49±4.65 a | ||||
M1N1 | 106.41±13.50 b | 90.68±8.48 b | 10.49±1.21 b | 63.92±3.07 b | 37.32±10.78 c | |
M1N2 | 94.56±4.78 b | 73.52±3.26 c | 17.85±3.56 a | 71.28±1.84 a | 75.05±3.73 a | |
M1N3 | 98.87±2.31 b | 78.16±1.13 c | 16.38±3.03 a | 69.82±1.12 a | 64.66±2.09 b | |
均值 Average | 111.20±1.50 | 88.21±1.33 | 14.91±1.84 | 68.34±0.56 | 59.01±2.04 | |
F值 F value | M | 27.45* | 6.84 | 8.60* | 70.22* | 43.82* |
N | 42.23** | 24.57** | 34.58** | 52.15** | 729.76** | |
M×N | 0.90 | 0.34 | 1.08 | 1.62 | 37.11** |
表6 麦/油-稻轮作下秸秆还田与氮肥管理对直播杂交稻氮素利用率的影响
Table 6 Effects of straw returning and nitrogen fertilizer management under wheat/rape-rice rotation on nitrogen utilization rate of hybrid rice.
处理 Treatment | 氮素干物质生产效率 NBPE/(kg·kg-1) | 氮素稻谷生产效率 NGPE/(kg·kg-1) | 氮肥农学利用率 NAE/(kg·kg-1) | 氮肥偏生产率 NPP/(kg·kg-1) | 氮肥表观利用率 NAUE/% | |
---|---|---|---|---|---|---|
麦-稻轮作 Wheat-rice rotation system | ||||||
M0N0 | 154.9±10.83 a | 115.58±12.77 a | ||||
M0N1 | 126.76±1.24 b | 105.99±3.48 b | 10.12±1.28 b | 62.06±1.50 b | 23.71±3.69 c | |
M0N2 | 108.62±0.36 c | 83.09±2.20 c | 12.34±0.85 ab | 64.27±1.71 ab | 48.36±4.41 b | |
M0N3 | 99.49±0.47 d | 79.06±7.47c | 13.14±1.22 a | 65.07±2.24 a | 61.51±1.11 a | |
均值 Average | 122.44±2.69 | 95.93±6.3 | 11.87±0.26 | 63.80±1.47 | 44.53±2.19 | |
M1N0 | 156.93±4.34 a | 114.39±4.57 a | ||||
M1N1 | 114.09±3.65 b | 97.01±7.88 b | 13.86±0.29 b | 63.26±2.05 b | 38.25±2.89 c | |
M1N2 | 98.05±2.48 c | 74.16±6.24 c | 17.87±5.10 a | 67.27±3.15 a | 74.93±7.42 a | |
M1N3 | 103.05±0.55 c | 78.43±2.82 c | 16.31±2.95 ab | 65.70±1.71 ab | 62.07±3.77 b | |
均值 Average | 118.03±0.88 | 91.00±3.45 | 16.02±2.54 | 65.41±0.71 | 58.42±2.20 | |
F值 F value | M | 5.12 | 0.78 | 116.07** | 3.82 | 99.43** |
N | 183.22** | 72.64** | 5.54* | 6.03* | 1115.90** | |
M×N | 5.04* | 1.22 | 0.73 | 0.79 | 150.09** | |
油菜-稻轮作 Rape-rice rotation system | ||||||
M0N0 | 150.63±1.36 a | 113.64±9.79 a | ||||
M0N1 | 119.73±5.64 b | 98.07±1.11 b | 7.19±0.69 b | 62.21±2.60 b | 23.99±6.68 c | |
M0N2 | 98.70±14.82 c | 81.58±13.54 c | 13.16±2.36 a | 68.18±3.08 a | 56.86±13.97 b | |
M0N3 | 95.09±6.39 c | 78.01±6.15 c | 14.38±2.33 a | 69.40±0.73 a | 63.89±14.44 a | |
均值 Average | 116.04±1.07 | 92.82±2.51 | 11.58±1.08 | 66.60±1.71 | 48.25±7.71 | |
M1N0 | 144.97±1.35 a | 110.49±4.65 a | ||||
M1N1 | 106.41±13.50 b | 90.68±8.48 b | 10.49±1.21 b | 63.92±3.07 b | 37.32±10.78 c | |
M1N2 | 94.56±4.78 b | 73.52±3.26 c | 17.85±3.56 a | 71.28±1.84 a | 75.05±3.73 a | |
M1N3 | 98.87±2.31 b | 78.16±1.13 c | 16.38±3.03 a | 69.82±1.12 a | 64.66±2.09 b | |
均值 Average | 111.20±1.50 | 88.21±1.33 | 14.91±1.84 | 68.34±0.56 | 59.01±2.04 | |
F值 F value | M | 27.45* | 6.84 | 8.60* | 70.22* | 43.82* |
N | 42.23** | 24.57** | 34.58** | 52.15** | 729.76** | |
M×N | 0.90 | 0.34 | 1.08 | 1.62 | 37.11** |
处理 Treatment | 指标 Index | 生育期 Growth stage | 植株部位 Plant part | 产量 Yield | 氮素积累总量 Total N accumulation | 穗部增加量 N increase in panicle | 氮肥表观利用率 NAUE |
---|---|---|---|---|---|---|---|
麦茬田 Paddy field with wheat stubble returning | 氮素积累量 N accumulation | 播种-拔节SS-JS | 植株Whole plant | 0.48* | 0.22 | 0.18 | -0.78** |
拔节-齐穗JS-FHS | 植株Whole plant | 0.74** | 0.94** | 0.95** | 0.94** | ||
齐穗-成熟FHS-MS | 植株Whole plant | 0.46* | 0.59** | 0.58** | 0.45 | ||
氮素转运量 N translocation | 齐穗-成熟FHS-MS | 茎鞘Stem-sheath | 0.80** | 0.89** | 0.86** | 0.79** | |
齐穗-成熟FHS-MS | 叶片Leaf | 0.76** | 0.85** | 0.88** | 0.63** | ||
油茬田 Paddy field with rape stubble returning | 氮素积累量 N accumulation | 播种-拔节SS-JS | 植株Whole plant | 0.50* | 0.46* | 0.41 | -0.51* |
拔节-齐穗JS-FHS | 植株Whole plant | 0.86** | 0.91** | 0.90** | 0.85** | ||
齐穗-成熟FHS-MS | 植株Whole plant | 0.68** | 0.71** | 0.54* | 0.63** | ||
氮素转运量 N translocation | 齐穗-成熟FHS-MS | 茎鞘Stem-sheath | 0.80** | 0.85** | 0.75** | 0.74** | |
齐穗-成熟FHS-MS | 叶片Leaf | 0.89** | 0.92** | 0.78** | 0.73** |
表7 秸秆还田与氮肥管理下麦/油茬直播杂交稻主要生育阶段氮素积累、转运与氮素积累利用及产量的相关性
Table 7 Correlation of nitrogen accumulation in main growth stages, transport, nitrogen accumulation and utilization and yield under wheat/oil rice-rotation hybrid rice under straw returning and nitrogen fertilizer management.
处理 Treatment | 指标 Index | 生育期 Growth stage | 植株部位 Plant part | 产量 Yield | 氮素积累总量 Total N accumulation | 穗部增加量 N increase in panicle | 氮肥表观利用率 NAUE |
---|---|---|---|---|---|---|---|
麦茬田 Paddy field with wheat stubble returning | 氮素积累量 N accumulation | 播种-拔节SS-JS | 植株Whole plant | 0.48* | 0.22 | 0.18 | -0.78** |
拔节-齐穗JS-FHS | 植株Whole plant | 0.74** | 0.94** | 0.95** | 0.94** | ||
齐穗-成熟FHS-MS | 植株Whole plant | 0.46* | 0.59** | 0.58** | 0.45 | ||
氮素转运量 N translocation | 齐穗-成熟FHS-MS | 茎鞘Stem-sheath | 0.80** | 0.89** | 0.86** | 0.79** | |
齐穗-成熟FHS-MS | 叶片Leaf | 0.76** | 0.85** | 0.88** | 0.63** | ||
油茬田 Paddy field with rape stubble returning | 氮素积累量 N accumulation | 播种-拔节SS-JS | 植株Whole plant | 0.50* | 0.46* | 0.41 | -0.51* |
拔节-齐穗JS-FHS | 植株Whole plant | 0.86** | 0.91** | 0.90** | 0.85** | ||
齐穗-成熟FHS-MS | 植株Whole plant | 0.68** | 0.71** | 0.54* | 0.63** | ||
氮素转运量 N translocation | 齐穗-成熟FHS-MS | 茎鞘Stem-sheath | 0.80** | 0.85** | 0.75** | 0.74** | |
齐穗-成熟FHS-MS | 叶片Leaf | 0.89** | 0.92** | 0.78** | 0.73** |
[1] | Yang Y, Peng Q, Chen G X, Li, Wu C H. OsELF3 is involved in circadian clock regulation for promoting flowering under long-day conditions in rice[J]. Molecular Plant, 2013, 6(1): 202-215. |
[2] | Ji B Y, Hu H, Zhao Y L, Mu X Y,Liu K, Li C H,. Simón M R, Takamizo T.Effects of deep tillage and straw returning on soil microorganism and enzyme activities[J]. The Scientific World Journal, 2014, 2014(1): 451493. |
[3] | Becker R, Bubner B, Remus R, Wirth S, Ulrich A.Impact of multi-resistant transgenic Bt maize on straw decomposition and the involved microbial communities[J]. Applied Soil Ecology, 2014, 73(1): 9-18. |
[4] | Yuan L, Zhang Z C, Cao X H, Zhu S C, Zhang X, Wu L G.Responses of rice production, milled rice quality and soil properties to various nitrogen inputs and rice straw incorporation under continuous plastic film mulching cultivation[J]. Field Crops Research, 2014, 155: 164-171. |
[5] | 常勇, 黄忠勤, 周兴根, 孙克新, 周涧楠, 丁震乾, 王波, 李小珊. 不同麦秸还田量对水稻生长发育、产量及品质的影响[J]. 江苏农业科学, 2018, 46(20): 47-51. |
Chang Y, Huang Z Q, Zhou X G, Sun K X, Zhou J N, Ding Z Q, Wang B, Li X S.Effects of different wheat straw returning quantity on growth, yield and quality of rice[J]. Jiangsu Agricultural Science, 2008, 46(20): 47-51. (in Chinese with English abstract) | |
[6] | Mishra A K, Khanal A R, Pede V O.Is direct seeded rice a boon for economic performance? Empirical evidence from India[J]. Food Policy, 2017, 73: 10-18. |
[7] | 胡美华, 王华英, 黄国洋, 梁银娜, 陈能阜. 浙江省菜稻轮作模式应用现状、存在的问题与发展对策[J]. 中国瓜菜, 2016, 29(2): 52-56. |
Hu M H, Wang H Y, Huang G Y, Liang Y N, Chen N F.Application status, existing problems and development countermeasures of vegetable and rice rotation mode in Zhejiang Province[J]. Chinese Gourd, 2016, 29(2): 52-56. (in Chinese with English abstract) | |
[8] | 董建江, 邵伏文, 张林, 姜超强, 祖朝龙. 不同耕作模式对稻田土壤理化性质及经济效益的影响[J]. 土壤, 2015, 47(3): 509-514. |
Dong J J, Shao F W, Zhang L, Jiang C Q, Zu C L.Effects of different tillage modes on soil physical and chemical properties and economic benefits of paddy fields[J]. Soils, 2015, 47(3): 509-514. (in Chinese with English abstract) | |
[9] | 刘闯, 陈防, 刘毅, 李志国, 张过师, 谢娟. 3种水旱两熟轮作制养分运筹研究进展[J]. 中国农学通报, 2016, 32(36): 198-204. |
Liu C, Chen F, Liu Y, Li Z G, Zhang G S, Xie J.Research progress on nutrient management in rotation system of three types of drought and flood[J]. Chinese Agricultural Science Bulletin, 2016, 32(36): 198-204. (in Chinese with English abstract) | |
[10] | Zhang M, Yao Y L, Tian Y H, Ceng K, Zhao M, Zhao M, Yin B.Increasing yield and N use efficiency with organic fertilizer in Chinese intensive rice cropping systems[J]. Field Crops Research, 2018: 227. |
[11] | Peng S B,Buresh R J, Huang J L, Zhong X H, Zou Y B, Yang J C, Wang G H, Liu Y Y, Hu R, Tang Q Y, Cui K H, Zhang F S, Dobermann A.Improving nitrogen fertilization in rice by sitespecific N management: A review[J]. Agronomy for Sustainable Development, 2010, 30(3): 649-656. |
[12] | 张耗, 薛亚光, 杨建昌. 水稻高产与养分高效利用的限制因素与栽培技术[J]. 中国稻米, 2013, 19(4): 5-7. |
Zhang H, Xue Y G, Yang J C.Limiting factors and cultivation techniques of high yield and nutrient efficient utilization of rice[J]. China Rice, 2013, 19(4): 5-7. (in Chinese with English abstract) | |
[13] | 李杰, 张洪程, 董洋阳, 倪晓诚, 杨波, 龚金龙, 常勇, 戴其根, 霍中洋, 许轲, 魏海燕. 不同生态区栽培方式对水稻产量、生育期及温光利用的影响[J]. 中国农业科学, 2011, 44(13): 2661-2672. |
Li J, Zhang H C, Dong Y Y, Ni X C, Yang B, Gong J L, Chang Y, Dai Q G, Huo Z Y, Xu K, Wei H Y.Effects of cultivation methods in different ecological zones on rice yield, growth period and temperature and light utilization[J]. Scientia Agricultura Sinica, 2011, 44(13): 2661-2672. (in Chinese with English abstract) | |
[14] | 卢燕. 直播密度对水稻不同类型品种综合生产力的影响[D]. 扬州: 扬州大学, 2008. |
Lu Y.Effects of direct seeding density on comprehensive productivity of different rice varieties[D]. Yangzhou: Yangzhou University, 2008. (in Chinese with English abstract) | |
[15] | 王春雨, 余华清, 何艳, 郭长春, 张绍文, 杨志远, 马均. 播栽方式与施氮量对杂交籼稻氮肥利用特征及产量的影响[J]. 中国生态农业学报, 2017, 25(12): 1792-1801. |
Wang C Y, Yu H Q, He Y, Guo C C, Zhang S W, Yang Z Y, Ma J.Effects of sowing and planting method and nitrogen application amount on nitrogen utilization characteristics and yield of indica hybrid rice[J]. Chinese Journal of Ecological Agriculture, 2017, 25(12): 1792-1801. (in Chinese with English abstract). | |
[16] | 徐国伟, 翟志华, 杨久军, 王贺正, 陈明灿. 秸秆还田量对直播稻苗期生长和土壤的影响[J]. 广东农业科学, 2015, 42(19): 1-7. |
Xu G W, Zhai Z H, Yang J J, Wang H H, Chen M C.Effects of straw mulching amount on growth and soil of direct seeding rice seedling stage[J]. Guangdong Agricultural Science, 2015, 42(19): 1-7. (in Chinese with English abstract) | |
[17] | 裴鹏刚, 张均华, 朱练峰, 胡志华, 金千瑜. 秸秆还田耦合施氮水平对水稻光合特性、氮素吸收及产量形成的影响[J]. 中国水稻科学, 2015, 29(3): 282-290. |
Pei P G, Zhang J H, Zhu L F, Hu Z H, Jin Q Y.Effects of straw mulching on photosynthetic characteristics, nitrogen absorption and yield formation of rice[J]. Chinese Journal of Rice Science, 2015, 29(3): 282-290. (in Chinese with English abstract) | |
[18] | 张维乐, 戴志刚, 任涛, 周先竹, 王忠良, 李小坤, 丛日环. 不同水旱轮作体系秸秆还田与氮肥运筹对作物产量及养分吸收利用的影响[J]. 中国农业科学, 2016, 49(7): 1254-1266. |
Zhang W L, Dai Z G, Ren T, Zhou X Z, Wang Z L, Li X K, Cong R H.Effects of straw mulching and nitrogen fertilization on crop yield and nutrient absorption and utilization in different drought and water rotation systems[J]. Scientia Agricultura Sinica, 2016, 49(7): 1254-1266. (in Chinese with English abstract) | |
[19] | 朱芸, 廖世鹏, 刘煜, 李小坤, 任涛, 丛日环, 鲁剑巍. 长江流域油-稻与麦-稻轮作体系周年养分收支差异[J]. 植物营养与肥料学报, 2019, 25(1): 64-73. |
Zhu Y, Liao S P, Liu Y, Li X K, Ren T, Cong R H, Lu J W.Differences in annual nutrient budget of oil-rice and wheat-rice rotation systems in the Yangtze River basin[J]. Plant Nutrition and Fertilizer Sciences, 2019, 25(1): 64-73. (in Chinese with English abstract) | |
[20] | 武际, 郭熙盛, 王允青, 许征宇, 鲁剑巍. 不同水稻栽培模式和秸秆还田方式下的油菜、小麦秸秆腐解特征[J]. 中国农业科学, 2011, 44(16): 3351-3360. |
Wu J, Guo X S, Wang Y Q, Xu Z Y, Lu J W.Characteristics of decomposition of rape and wheat straw under different rice cultivation modes and straw returning methods[J]. Scientia Agricultura Sinica, 2011, 44(16): 3351-3360. (in Chinese with English abstract) | |
[21] | Sarker J R, Singh B P, Cowie A L, Fang Y Y, Collins D, Dougherty W J, Singh B K.Carbon and nutrient mineralization dynamics in aggregate-size classes from different tillage systems after input of canola and wheat residues[J]. Soil Biology Biochemistry, 2018, 116: 22-38. |
[22] | 严奉君, 孙永健, 马均, 徐徽, 李玥, 杨志远, 蒋明金, 吕腾飞. 秸秆覆盖与氮肥运筹对杂交稻根系生长及氮素利用的影响[J]. 植物营养与肥料学报, 2015, 21(1): 23-35. |
Yan F J, Sun Y J, Ma J, Xu H, Li Y, Yang Z Y, Jiang M J, Lu T F.Effects of straw mulching and nitrogen fertilization on root growth and nitrogen utilization of hybrid rice[J]. Plant Nutrition and Fertilizer Sciences, 2015, 21(1): 23-35. (in Chinese with English abstract) | |
[23] | 许轲, 唐磊, 张洪程, 郭保卫, 霍中洋, 戴其根, 魏海燕, 韦还和. 不同机械直播方式对水稻分蘖特性及产量的影响[J]. 农业工程学报, 2014, 30(13): 43-52. |
Xu K, Tang L, Zhang H C, Guo B W, Huo Z Y, Dai Q G, Wei H Y, Wei H H.Effects of different mechanical direct seeding methods on tillering characteristics and yield of rice[J]. Transactions of the Chinese Society of Agricultural Engineering, 2014, 30(13): 43-52. (in Chinese with English abstract) | |
[24] | 张祖建, 谢成林, 谢仁康, 郎有忠, 杨岚, 张菊芳, 朱庆森. 苏中地区直播水稻的群体生产力及氮肥运筹的效应[J]. 作物学报, 2011, 37(4): 677-685. |
Zhang Z J, Xie C L, Xie R K, Lang Y Z, Yang L, Zhang J F, Zhu Q S.Population productivity and nitrogen management effect of direct seeding rice in Suzhong area[J]. Acta Agronomica Sinica, 2011, 37(4): 677-685. (in Chinese with English abstract) | |
[25] | Xu Y Z, Nie L X, Buresh R J, Huang J L, Cui K H, Xu B, Gong W H, Peng S B.Agronomic performance of late-season rice under different tillage, straw, and nitrogen management[J]. Field Crops Research, 2009: 115(1): 79-84. |
[26] | 张刚, 王德建, 俞元春, 王灿, 庄锦贵. 秸秆全量还田与氮肥用量对水稻产量、氮肥利用率及氮素损失的影响[J]. 植物营养与肥料学报, 2016, 22(4): 877-885. |
Zhang G, Wang D J, Yu Y C, Wang C, Zhuang J G.Effects of straw mulching and nitrogen fertilizer application on rice yield, nitrogen fertilizer utilization and nitrogen loss[J]. Plant Nutrition and Fertilizer Sciences, 2016, 22(4): 877-885. (in Chinese with English abstract) | |
[27] | 陈立冬. 秸秆还田条件水肥耦合对水稻生长及土壤总氮流失的影响[D]. 扬州: 扬州大学, 2012. |
Chen L D.Effects of water and fertilizer coupling on rice growth and soil total nitrogen loss under straw mulching conditions[D]. Yangzhou: Yangzhou University, 2012. (in Chinese with English abstract) | |
[28] | 张学林, 周亚男, 李晓立, 侯小畔, 安婷婷, 王群. 氮肥对室内和大田条件下作物秸秆分解和养分释放的影响[J]. 中国农业科学, 2019, 52(10): 1746-1760. |
Zhang X L, Zhou Y N, Li X L, Hou X P, An T T, Wang Q.Effects of nitrogen fertilizer on decomposition and nutrient release of crop straws under indoor and field conditions[J]. Scientia Agricultura Sinica, 2019, 52(10): 1746-1760. (in Chinese with English abstract) | |
[29] | 戴志刚, 鲁剑巍, 李小坤, 鲁明星, 杨文兵, 高祥照. 不同作物还田秸秆的养分释放特征试验[J]. 农业工程学报, 2010, 26(6): 272-276. |
Dai Z G, Lu J W, Li X K, Lu M X, Yang W B, Gao X Z.Nutrient release characteristics of straw returning from different crops to field[J]. Transactions of the Chinese Society of Agricultural Engineering, 2010, 26(6): 272-276. (in Chinese with English abstract) |
[1] | 黄亚茹, 徐鹏, 王乐乐, 贺一哲, 王辉, 柯健, 何海兵, 武立权, 尤翠翠. 外源海藻糖对粳稻品系W1844籽粒灌浆特性及产量形成的影响[J]. 中国水稻科学, 2023, 37(4): 379-391. |
[2] | 高欠清, 任孝俭, 翟中兵, 郑普兵, 吴源芬, 崔克辉. 头季穗肥和促芽肥对再生稻再生芽生长及产量形成的影响[J]. 中国水稻科学, 2023, 37(4): 405-414. |
[3] | 王文婷, 马佳颖, 李光彦, 符卫蒙, 李沪波, 林洁, 陈婷婷, 奉保华, 陶龙兴, 符冠富, 秦叶波. 高温下不同施肥量对水稻产量品质形成的影响及其与能量代谢的关系分析[J]. 中国水稻科学, 2023, 37(3): 253-264. |
[4] | 杨晓龙, 王彪, 汪本福, 张枝盛, 张作林, 杨蓝天, 程建平, 李阳. 不同水分管理方式对旱直播水稻产量和稻米品质的影响[J]. 中国水稻科学, 2023, 37(3): 285-294. |
[5] | 魏晓东, 宋雪梅, 赵凌, 赵庆勇, 陈涛, 路凯, 朱镇, 黄胜东, 王才林, 张亚东. 硅锌肥及其施用方式对南粳46产量和稻米品质的影响[J]. 中国水稻科学, 2023, 37(3): 295-306. |
[6] | 林聃, 江敏, 苗波, 郭萌, 石春林. 水稻高温热害模型研究及其在福建省的应用[J]. 中国水稻科学, 2023, 37(3): 307-320. |
[7] | 裴峰, 王广达, 高鹏, 冯志明, 胡珂鸣, 陈宗祥, 陈红旗, 崔傲, 左示敏. 敲除OsNramp5基因创制低镉优质粳稻新材料的应用评价[J]. 中国水稻科学, 2023, 37(1): 16-28. |
[8] | 张露, 梁青铎, 吴龙龙, 黄晶, 田仓, 张均华, 曹小闯, 朱春权, 孔亚丽, 金千瑜, 朱练峰. 减氮和增氧灌溉对水稻产量和氮素利用的影响[J]. 中国水稻科学, 2023, 37(1): 78-88. |
[9] | 王颖姮, 陈丽娟, 崔丽丽, 詹生威, 宋煜, 陈世安, 解振兴, 姜照伟, 吴方喜, 卓传营, 蔡秋华, 谢华安, 张建福. 施氮量对优质稻“福香占”光合特性、产量及品质的影响[J]. 中国水稻科学, 2023, 37(1): 89-101. |
[10] | 任维晨, 常庆霞, 张亚军, 朱宽宇, 王志琴, 杨建昌. 不同氮利用率粳稻品种的碳氮积累与转运特征及其生理机制[J]. 中国水稻科学, 2022, 36(6): 586-600. |
[11] | 王敏羽, 戴志刚, 余德芳, 王向平, 关绍华, 邵远刚, 张家学, 李小坤. “水稻-再生稻”种植模式专用肥轻简施用对产量、肥料利用率及经济效益的影响[J]. 中国水稻科学, 2022, 36(5): 531-542. |
[12] | 曾文静, 邱岚英, 陈俊杰, 钱浩宇, 张楠, 丁艳锋, 江瑜. 秸秆还田下大气CO2浓度升高对水稻生长和CH4排放的影响[J]. 中国水稻科学, 2022, 36(5): 543-550. |
[13] | 张宇杰, 王志强, 马鹏, 杨志远, 孙永健, 马均. 麦秆还田下水氮耦合对水稻氮素吸收利用及产量的影响[J]. 中国水稻科学, 2022, 36(4): 388-398. |
[14] | 陈云, 刘昆, 李婷婷, 李思宇, 李国明, 张伟杨, 张耗, 顾骏飞, 刘立军, 杨建昌. 结实期干湿交替灌溉对水稻根系、产量和土壤的影响[J]. 中国水稻科学, 2022, 36(3): 269-277. |
[15] | 张小祥, 邵士梅, 赵步洪, 张耗, 季红娟, 肖宁, 潘存红, 李育红, 吴云雨, 蔡跃, 刘建菊, 吉春明, 张秀琴, 刘广青, 周长海, 黄年生, 李爱宏. 氮肥减施模式对不同穗型迟熟中粳水稻产量及氮素吸收利用的影响[J]. 中国水稻科学, 2022, 36(3): 278-294. |
阅读次数 | ||||||
全文 |
|
|||||
摘要 |
|
|||||