Chinese Journal OF Rice Science ›› 2017, Vol. 31 ›› Issue (4): 391-399.DOI: 10.16819/j.1001-7216.2017.6146 391
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Jian QIN1,2, Zhiyuan YANG2, Yongjian SUN2, Hui XU2, Tengfei LÜ2, Zou DAI2, Jiakui ZHENG1, Kaifeng JIANG1, Jun MA2,*()
Received:
2016-11-06
Revised:
2017-02-12
Online:
2017-07-25
Published:
2017-07-10
Contact:
Jun MA
秦俭1,2, 杨志远2, 孙永健2, 徐徽2, 吕腾飞2, 代邹2, 郑家奎1, 蒋开锋1, 马均2,*()
通讯作者:
马均
基金资助:
CLC Number:
Jian QIN, Zhiyuan YANG, Yongjian SUN, Hui XU, Tengfei LÜ, Zou DAI, Jiakui ZHENG, Kaifeng JIANG, Jun MA. Effects of Nitrogen Topdressing for Panicle Initiation on Leaf Morphology, Photosynthetic Production and Grain Yield of Two Middle-season Hybrid Rice[J]. Chinese Journal OF Rice Science, 2017, 31(4): 391-399.
秦俭, 杨志远, 孙永健, 徐徽, 吕腾飞, 代邹, 郑家奎, 蒋开锋, 马均. 氮素穗肥运筹对两个杂交中籼稻叶片形态、光合生产及产量的影响[J]. 中国水稻科学, 2017, 31(4): 391-399.
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URL: http://www.ricesci.cn/EN/10.16819/j.1001-7216.2017.6146 391
全氮 Total N content/(g·kg-1) | 有机质 Organic matter/(g·kg-1) | 碱解氮 Available N content/(g·kg-1) | 速效磷 Available P content/(g·kg-1) | 速效钾 Available K content/(g·kg-1) |
---|---|---|---|---|
1.76 | 29.15 | 157.54 | 39.81 | 80.65 |
Table 1 . Basic soil fertility of the experimental field.
全氮 Total N content/(g·kg-1) | 有机质 Organic matter/(g·kg-1) | 碱解氮 Available N content/(g·kg-1) | 速效磷 Available P content/(g·kg-1) | 速效钾 Available K content/(g·kg-1) |
---|---|---|---|---|
1.76 | 29.15 | 157.54 | 39.81 | 80.65 |
品种 Cultivar | 穗肥处理 Nitrogen application for panicle initiation | 剑叶 Flag leaf | 倒2叶 2nd leaf from top | 倒3叶 3rd leaf from top | |||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
长 Length/cm | 宽 Width/cm | 面积 Area/cm2 | 长 Length/cm | 宽 Width/cm | 面积 Area/cm2 | 长 Length/cm | 宽 Width/cm | 面积 Area/cm2 | |||||
C1 | N1 | 35.0 b | 2.5 a | 61.3 d | 44.4 a | 2.3 a | 71.5 b | 48.6 a | 2.0 a | 67.9 b | |||
N2 | 35.3 b | 2.6 a | 64.2 c | 44.6 a | 2.3 a | 71.8 b | 48.4 a | 2.0 a | 67.8 b | ||||
N3 | 38.9 a | 2.6 a | 70.8 b | 45.4 a | 2.3 a | 73.1 ab | 48.4 a | 2.0 a | 67.8 b | ||||
N4 | 39.4 a | 2.7 a | 74.5 a | 45.4 a | 2.4 a | 76.3 a | 48.4 a | 2.1 a | 71.1 a | ||||
平均值Average | 37.1 | 2.6 | 67.7 | 44.5 | 2.3 | 73.2 | 48.4 | 2.0 | 68.7 | ||||
C2 | N1 | 36.8 c | 2.4 a | 61.8 c | 51.5 b | 2.2 a | 79.3 c | 55.1 a | 2.0 a | 77.1 a | |||
N2 | 40.5 b | 2.5 a | 70.9 b | 51.9 b | 2.3 a | 83.6 b | 55.9 a | 2.0 a | 78.3 a | ||||
N3 | 40.5 b | 2.5 a | 70.9 b | 52.2 ab | 2.3 a | 84.0 b | 55.8 a | 2.0 a | 78.1 a | ||||
N4 | 45.1 a | 2.6 a | 82.1 a | 54.3 a | 2.3 a | 87.4 a | 57.0 a | 2.1 a | 83.8 a | ||||
平均值Average | 40.7 | 2.5 | 71.4 | 52.5 | 2.3 | 83.6 | 56.0 | 2.0 | 79.3 | ||||
F值 F-value | 品种 C | 159.5** | 1.84 | 32.92** | 244.4** | 0.66 | 220.8** | 301.4** | 0.52 | 209.8** | |||
穗肥 N | 90.52** | 1.55 | 81.53** | 2.92 | 2.15 | 14.52** | 0.75 | 0.23 | 9.93* | ||||
C×N | 15.25** | 0.02 | 6.52* | 0.95 | 1.51 | 1.61 | 0.81 | 0.67 | 0.71 |
Table 2 Effects of nitrogen topdressing for panide initiation on leaf length, width and area of the uppermost three leaves in rice.
品种 Cultivar | 穗肥处理 Nitrogen application for panicle initiation | 剑叶 Flag leaf | 倒2叶 2nd leaf from top | 倒3叶 3rd leaf from top | |||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
长 Length/cm | 宽 Width/cm | 面积 Area/cm2 | 长 Length/cm | 宽 Width/cm | 面积 Area/cm2 | 长 Length/cm | 宽 Width/cm | 面积 Area/cm2 | |||||
C1 | N1 | 35.0 b | 2.5 a | 61.3 d | 44.4 a | 2.3 a | 71.5 b | 48.6 a | 2.0 a | 67.9 b | |||
N2 | 35.3 b | 2.6 a | 64.2 c | 44.6 a | 2.3 a | 71.8 b | 48.4 a | 2.0 a | 67.8 b | ||||
N3 | 38.9 a | 2.6 a | 70.8 b | 45.4 a | 2.3 a | 73.1 ab | 48.4 a | 2.0 a | 67.8 b | ||||
N4 | 39.4 a | 2.7 a | 74.5 a | 45.4 a | 2.4 a | 76.3 a | 48.4 a | 2.1 a | 71.1 a | ||||
平均值Average | 37.1 | 2.6 | 67.7 | 44.5 | 2.3 | 73.2 | 48.4 | 2.0 | 68.7 | ||||
C2 | N1 | 36.8 c | 2.4 a | 61.8 c | 51.5 b | 2.2 a | 79.3 c | 55.1 a | 2.0 a | 77.1 a | |||
N2 | 40.5 b | 2.5 a | 70.9 b | 51.9 b | 2.3 a | 83.6 b | 55.9 a | 2.0 a | 78.3 a | ||||
N3 | 40.5 b | 2.5 a | 70.9 b | 52.2 ab | 2.3 a | 84.0 b | 55.8 a | 2.0 a | 78.1 a | ||||
N4 | 45.1 a | 2.6 a | 82.1 a | 54.3 a | 2.3 a | 87.4 a | 57.0 a | 2.1 a | 83.8 a | ||||
平均值Average | 40.7 | 2.5 | 71.4 | 52.5 | 2.3 | 83.6 | 56.0 | 2.0 | 79.3 | ||||
F值 F-value | 品种 C | 159.5** | 1.84 | 32.92** | 244.4** | 0.66 | 220.8** | 301.4** | 0.52 | 209.8** | |||
穗肥 N | 90.52** | 1.55 | 81.53** | 2.92 | 2.15 | 14.52** | 0.75 | 0.23 | 9.93* | ||||
C×N | 15.25** | 0.02 | 6.52* | 0.95 | 1.51 | 1.61 | 0.81 | 0.67 | 0.71 |
品种 Cultivar | 穗肥处理 Nitrogen application For panicle initiation | 基角Basic angle/° | 开张角Stretch angle/° | 披垂角 Droop angle/° | 透光率 LTR/% | ||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
剑叶 Flag leaf | 倒2叶 2nd leaf from top | 倒3叶 3rd leaf from top | 剑叶 Flag leaf | 倒2叶 2nd leaf from top | 倒3叶 3rd leaf from top | 剑叶 Flag leaf | 倒2叶 2nd leaf from top | 倒3叶 3rd leaf from top | |||||
C1 | N1 | 14.5 | 20.8 | 26.0 | 19.1 | 26.1 | 29.6 | 4.6 | 5.3 | 3.6 | 3.24 | ||
N2 | 16.4 | 22.5 | 28.0 | 30.2 | 30.4 | 31.1 | 13.8 | 7.9 | 3.1 | 2.78 | |||
N3 | 15.1 | 21.7 | 27.7 | 47.6 | 34.4 | 30.7 | 32.5 | 12.7 | 3.0 | 2.19 | |||
N4 | 16.2 | 19.7 | 26.2 | 50.5 | 34.6 | 29.3 | 34.3 | 14.9 | 3.1 | 1.58 | |||
平均值Average | 15.6 | 21.2 | 27.0 | 36.9 | 31.4 | 30.2 | 21.3 | 10.2 | 3.2 | 2.45 | |||
C2 | N1 | 10.8 | 17.5 | 23.3 | 12.5 | 25.6 | 30.7 | 1.7 | 8.1 | 7.4 | 3.55 | ||
N2 | 16.1 | 18.8 | 25.4 | 25.8 | 26.9 | 33.5 | 9.7 | 8.1 | 8.1 | 2.59 | |||
N3 | 20.5 | 25.1 | 27.2 | 60.5 | 42.7 | 39.2 | 40.0 | 17.6 | 12.0 | 1.50 | |||
N4 | 21.6 | 24.1 | 29.3 | 63.3 | 43.2 | 43.5 | 41.7 | 19.1 | 14.2 | 1.12 | |||
平均值Average | 17.3 | 21.4 | 26.3 | 40.5 | 34.6 | 36.7 | 23.3 | 13.2 | 10.4 | 2.19 |
Table 3 Effects of nitrogen application for panicle initiation on leaf angle and light transmittance ratio.
品种 Cultivar | 穗肥处理 Nitrogen application For panicle initiation | 基角Basic angle/° | 开张角Stretch angle/° | 披垂角 Droop angle/° | 透光率 LTR/% | ||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
剑叶 Flag leaf | 倒2叶 2nd leaf from top | 倒3叶 3rd leaf from top | 剑叶 Flag leaf | 倒2叶 2nd leaf from top | 倒3叶 3rd leaf from top | 剑叶 Flag leaf | 倒2叶 2nd leaf from top | 倒3叶 3rd leaf from top | |||||
C1 | N1 | 14.5 | 20.8 | 26.0 | 19.1 | 26.1 | 29.6 | 4.6 | 5.3 | 3.6 | 3.24 | ||
N2 | 16.4 | 22.5 | 28.0 | 30.2 | 30.4 | 31.1 | 13.8 | 7.9 | 3.1 | 2.78 | |||
N3 | 15.1 | 21.7 | 27.7 | 47.6 | 34.4 | 30.7 | 32.5 | 12.7 | 3.0 | 2.19 | |||
N4 | 16.2 | 19.7 | 26.2 | 50.5 | 34.6 | 29.3 | 34.3 | 14.9 | 3.1 | 1.58 | |||
平均值Average | 15.6 | 21.2 | 27.0 | 36.9 | 31.4 | 30.2 | 21.3 | 10.2 | 3.2 | 2.45 | |||
C2 | N1 | 10.8 | 17.5 | 23.3 | 12.5 | 25.6 | 30.7 | 1.7 | 8.1 | 7.4 | 3.55 | ||
N2 | 16.1 | 18.8 | 25.4 | 25.8 | 26.9 | 33.5 | 9.7 | 8.1 | 8.1 | 2.59 | |||
N3 | 20.5 | 25.1 | 27.2 | 60.5 | 42.7 | 39.2 | 40.0 | 17.6 | 12.0 | 1.50 | |||
N4 | 21.6 | 24.1 | 29.3 | 63.3 | 43.2 | 43.5 | 41.7 | 19.1 | 14.2 | 1.12 | |||
平均值Average | 17.3 | 21.4 | 26.3 | 40.5 | 34.6 | 36.7 | 23.3 | 13.2 | 10.4 | 2.19 |
品种 Cultivar | 穗肥处理 Nitrogen application for panicle initiation | 齐穗期 Heading stage | 成熟期叶面积指数 LAI 2 | 叶面积衰减率 LDR/% | ||
---|---|---|---|---|---|---|
上三叶面积指数 LAI 1 | 总叶面积指数 LAI t | LAI 1/LAI t (%) | ||||
C1 | N1 | 5.10 c | 8.00 c | 63.7 b | 5.31 a | 33.6 c |
N2 | 5.16 c | 8.03 c | 64.3 b | 5.15 a | 35.9 c | |
N3 | 5.47 b | 8.52 b | 64.3 b | 4.21 b | 50.6 b | |
N4 | 6.51 a | 9.97 a | 65.3 a | 4.01 b | 59.8 a | |
平均值Average | 5.48 | 8.63 | 64.4 | 4.67 | 45.0 | |
C2 | N1 | 5.09 c | 8.00 c | 63.7 b | 5.11 a | 36.1 c |
N2 | 5.75 b | 8.79 b | 65.4 a | 5.34 a | 39.2 c | |
N3 | 5.82 b | 8.90 b | 65.4 a | 4.64 b | 47.8 b | |
N4 | 6.71 a | 10.16 a | 66.0 a | 3.85 c | 62.1 a | |
平均值Average | 5.79 | 8.96 | 65.1 | 4.74 | 46.3 | |
F值F-value | C | 55.93* | 10.60* | 3.84 | 0.66 | 1.49 |
N | 127.6** | 77.35** | 12.12** | 18.45** | 51.21** | |
C×N | 6.72** | 2.60 | 1.28 | 1.02 | 0.70 |
Table 4 Effects of nitrogen application for panicle initiation on of leaf area.
品种 Cultivar | 穗肥处理 Nitrogen application for panicle initiation | 齐穗期 Heading stage | 成熟期叶面积指数 LAI 2 | 叶面积衰减率 LDR/% | ||
---|---|---|---|---|---|---|
上三叶面积指数 LAI 1 | 总叶面积指数 LAI t | LAI 1/LAI t (%) | ||||
C1 | N1 | 5.10 c | 8.00 c | 63.7 b | 5.31 a | 33.6 c |
N2 | 5.16 c | 8.03 c | 64.3 b | 5.15 a | 35.9 c | |
N3 | 5.47 b | 8.52 b | 64.3 b | 4.21 b | 50.6 b | |
N4 | 6.51 a | 9.97 a | 65.3 a | 4.01 b | 59.8 a | |
平均值Average | 5.48 | 8.63 | 64.4 | 4.67 | 45.0 | |
C2 | N1 | 5.09 c | 8.00 c | 63.7 b | 5.11 a | 36.1 c |
N2 | 5.75 b | 8.79 b | 65.4 a | 5.34 a | 39.2 c | |
N3 | 5.82 b | 8.90 b | 65.4 a | 4.64 b | 47.8 b | |
N4 | 6.71 a | 10.16 a | 66.0 a | 3.85 c | 62.1 a | |
平均值Average | 5.79 | 8.96 | 65.1 | 4.74 | 46.3 | |
F值F-value | C | 55.93* | 10.60* | 3.84 | 0.66 | 1.49 |
N | 127.6** | 77.35** | 12.12** | 18.45** | 51.21** | |
C×N | 6.72** | 2.60 | 1.28 | 1.02 | 0.70 |
品种 Cultivar | 穗肥运筹 Nitrogen application for panicle initiation | 干物质积累 DA/(kg·hm-2) | 茎叶干物 质输出量 ESL/kg·hm-2 | 茎叶干物 质输出率 EPSL/% | 茎叶干物 质贡献率 CPSL/% | 收获指数 HI | ||
---|---|---|---|---|---|---|---|---|
抽穗期 Heading | 成熟期 Mature | 抽穗-成熟 Heading to mature | ||||||
C1 | N1 | 11 112.0 b | 18 234.5 a | 7 122.5 a | 1 499.4 c | 16.37 c | 14.19 c | 0.527 a |
N2 | 11 559.0 ab | 18 130.8 a | 6 571.0 ab | 1 807.8 b | 18.80 b | 17.55 b | 0.514 b | |
N3 | 11 806.2 a | 18 119.4 a | 6 313.2 b | 2 090.4 a | 20.91 a | 20.47 a | 0.505 c | |
N4 | 12 045.3 a | 18 085.6 a | 5 863.6 b | 2 252.4 a | 21.97 a | 22.29 a | 0.501 c | |
平均值Average | 11 630.6 | 18 138.8 | 6 467.6 | 1 912.5 | 19.51 | 18.63 | 0.512 | |
C2 | N1 | 10 638.0 b | 17 363.9 a | 6 726.0 a | 976.8 b | 10.89 b | 10.47 b | 0.487 a |
N2 | 11 036.6 ab | 17 177.2 a | 6 140.7 ab | 1 287.0 a | 14.70 a | 15.03 a | 0.479 a | |
N3 | 11 474.4 a | 17 457.7 a | 5 983.3 b | 1 380.0 a | 13.21 a | 14.28 a | 0.465 b | |
N4 | 11 570.1 a | 17 398.5 a | 5 828.4 b | 1 449.1 a | 14.53 a | 16.34 a | 0.462 b | |
平均值Average | 11 179.7 | 17 349.4 | 6 169.6 | 1 273.2 | 13.33 | 14.03 | 0.473 | |
F值F-value | C | 25.8* | 19.94* | 14.44 | 141.8** | 125.0** | 75.95* | 267.0** |
N | 5.30* | 0.04 | 5.45* | 22.24** | 11.85** | 26.73** | 28.57** | |
C×N | 0.05 | 0.06 | 0.06 | 3.10 | 2.22 | 2.44 | 0.45 |
Table 5 Effects of nitrogen application for panicle initiation on dry matter accumulation(DA) and transformation of assimilative products.
品种 Cultivar | 穗肥运筹 Nitrogen application for panicle initiation | 干物质积累 DA/(kg·hm-2) | 茎叶干物 质输出量 ESL/kg·hm-2 | 茎叶干物 质输出率 EPSL/% | 茎叶干物 质贡献率 CPSL/% | 收获指数 HI | ||
---|---|---|---|---|---|---|---|---|
抽穗期 Heading | 成熟期 Mature | 抽穗-成熟 Heading to mature | ||||||
C1 | N1 | 11 112.0 b | 18 234.5 a | 7 122.5 a | 1 499.4 c | 16.37 c | 14.19 c | 0.527 a |
N2 | 11 559.0 ab | 18 130.8 a | 6 571.0 ab | 1 807.8 b | 18.80 b | 17.55 b | 0.514 b | |
N3 | 11 806.2 a | 18 119.4 a | 6 313.2 b | 2 090.4 a | 20.91 a | 20.47 a | 0.505 c | |
N4 | 12 045.3 a | 18 085.6 a | 5 863.6 b | 2 252.4 a | 21.97 a | 22.29 a | 0.501 c | |
平均值Average | 11 630.6 | 18 138.8 | 6 467.6 | 1 912.5 | 19.51 | 18.63 | 0.512 | |
C2 | N1 | 10 638.0 b | 17 363.9 a | 6 726.0 a | 976.8 b | 10.89 b | 10.47 b | 0.487 a |
N2 | 11 036.6 ab | 17 177.2 a | 6 140.7 ab | 1 287.0 a | 14.70 a | 15.03 a | 0.479 a | |
N3 | 11 474.4 a | 17 457.7 a | 5 983.3 b | 1 380.0 a | 13.21 a | 14.28 a | 0.465 b | |
N4 | 11 570.1 a | 17 398.5 a | 5 828.4 b | 1 449.1 a | 14.53 a | 16.34 a | 0.462 b | |
平均值Average | 11 179.7 | 17 349.4 | 6 169.6 | 1 273.2 | 13.33 | 14.03 | 0.473 | |
F值F-value | C | 25.8* | 19.94* | 14.44 | 141.8** | 125.0** | 75.95* | 267.0** |
N | 5.30* | 0.04 | 5.45* | 22.24** | 11.85** | 26.73** | 28.57** | |
C×N | 0.05 | 0.06 | 0.06 | 3.10 | 2.22 | 2.44 | 0.45 |
品种 Cultivar | 穗肥运筹 Nitrogen application for panicle initiation | 有效穗数 Effective panicle number/(×104·hm-2) | 每穗粒数 No. of spiklets per panicle | 总颖花量 Total spikelets /(×104·hm-2) | 结实率 Seed-setting rate /% | 千粒重 1000-grain weight/g | 实际产量 Grain yield /(kg·hm-2) |
---|---|---|---|---|---|---|---|
C1 | N1 | 228.0 b | 162.4 a | 37 027 a | 87.6 a | 31.31 a | 9 652.9 a |
N2 | 228.6 b | 159.3 a | 36 529 a | 86.4 a | 30.88 b | 9 295.3 b | |
N3 | 240.6 a | 151.8 b | 36 371 a | 84.9 b | 30.56 bc | 9 109.9 b | |
N4 | 231.0 b | 158.8 a | 36 609 a | 84.8 b | 30.01 c | 9 068.0 b | |
平均值Average | 232.1 | 158.2 | 36 634 | 85.9 | 30.69 | 9 281.5 | |
C2 | N1 | 220.8 a | 143.5 a | 31 583 ab | 80.9 a | 34.39 a | 8 450.8 a |
N2 | 220.2 a | 143.2 a | 31 525 b | 80.8 a | 34.14 a | 8 221.5 ab | |
N3 | 224.4 a | 136.3 b | 30 283 c | 80.1 ab | 34.13 a | 8 128.7 b | |
N4 | 223.8 a | 144.4 a | 32 360 a | 79.2 b | 33.15 b | 8 032.6 b | |
平均值Average | 222.3 | 141.8 | 31 437 | 80.3 | 33.95 | 8 208.4 | |
F值F- value | C | 31.70* | 48.48* | 533.2** | 33.00* | 21596.1** | 95.97* |
N | 3.43 | 5.86* | 4.79* | 8.76** | 41.30** | 7.52** | |
C×N | 2.07 | 0.12 | 3.17 | 1.27 | 1.74 | 0.43 |
Table 6 Effects of nitrogen application for panicle initiation on grain yield and its component.
品种 Cultivar | 穗肥运筹 Nitrogen application for panicle initiation | 有效穗数 Effective panicle number/(×104·hm-2) | 每穗粒数 No. of spiklets per panicle | 总颖花量 Total spikelets /(×104·hm-2) | 结实率 Seed-setting rate /% | 千粒重 1000-grain weight/g | 实际产量 Grain yield /(kg·hm-2) |
---|---|---|---|---|---|---|---|
C1 | N1 | 228.0 b | 162.4 a | 37 027 a | 87.6 a | 31.31 a | 9 652.9 a |
N2 | 228.6 b | 159.3 a | 36 529 a | 86.4 a | 30.88 b | 9 295.3 b | |
N3 | 240.6 a | 151.8 b | 36 371 a | 84.9 b | 30.56 bc | 9 109.9 b | |
N4 | 231.0 b | 158.8 a | 36 609 a | 84.8 b | 30.01 c | 9 068.0 b | |
平均值Average | 232.1 | 158.2 | 36 634 | 85.9 | 30.69 | 9 281.5 | |
C2 | N1 | 220.8 a | 143.5 a | 31 583 ab | 80.9 a | 34.39 a | 8 450.8 a |
N2 | 220.2 a | 143.2 a | 31 525 b | 80.8 a | 34.14 a | 8 221.5 ab | |
N3 | 224.4 a | 136.3 b | 30 283 c | 80.1 ab | 34.13 a | 8 128.7 b | |
N4 | 223.8 a | 144.4 a | 32 360 a | 79.2 b | 33.15 b | 8 032.6 b | |
平均值Average | 222.3 | 141.8 | 31 437 | 80.3 | 33.95 | 8 208.4 | |
F值F- value | C | 31.70* | 48.48* | 533.2** | 33.00* | 21596.1** | 95.97* |
N | 3.43 | 5.86* | 4.79* | 8.76** | 41.30** | 7.52** | |
C×N | 2.07 | 0.12 | 3.17 | 1.27 | 1.74 | 0.43 |
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