Chinese Journal OF Rice Science ›› 2018, Vol. 32 ›› Issue (6): 581-590.DOI: 10.16819/j.1001-7216.2018.7146
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Kang LUO, Yongjun ZENG*(), Qixing HU, Le CHEN, Yanhong YI, Feng SUI, Xing LI
Received:
2017-12-06
Revised:
2018-07-20
Online:
2018-11-27
Published:
2018-11-10
Contact:
Yongjun ZENG
罗亢, 曾勇军*(), 胡启星, 陈乐, 易艳红, 睢峰, 黎星
通讯作者:
曾勇军
基金资助:
CLC Number:
Kang LUO, Yongjun ZENG, Qixing HU, Le CHEN, Yanhong YI, Feng SUI, Xing LI. Effects of Weak Light Stress at Different Stages on Sink-source Characteristics and Protective Enzyme Activities in Leaf of Late Rice Varieties with Different Tolerance[J]. Chinese Journal OF Rice Science, 2018, 32(6): 581-590.
罗亢, 曾勇军, 胡启星, 陈乐, 易艳红, 睢峰, 黎星. 不同时期弱光胁迫对晚稻不同耐弱光品种源库特征及叶片保护酶活性的影响[J]. 中国水稻科学, 2018, 32(6): 581-590.
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URL: http://www.ricesci.cn/EN/10.16819/j.1001-7216.2018.7146
品种 Variety | 处理 Treatment | 幼穗分化期 Panicle initiation | 抽穗期 Heading | 成熟期 Maturing | |||||
---|---|---|---|---|---|---|---|---|---|
2015 | 2016 | 2015 | 2016 | 2015 | 2016 | ||||
优I 691 You I 691 | S0 | 3.62 c | 2.81 a | 4.97 d | 5.02 b | 3.60 cde | 2.80 c | ||
S1 | 2.76 d | 2.24 b | 4.05 f | 3.69 e | 3.33 def | 2.23 e | |||
S2 | 3.58 c | 2.83 a | 4.52 e | 4.39 c | 2.91 f | 2.53 d | |||
S3 | 3.61 c | 2.82 a | 4.99 d | 5.02 b | 3.87 bc | 3.13 b | |||
淦鑫600 Ganxin 600 | S0 | 4.51 a | 2.73 a | 7.10 a | 5.43 a | 4.30 ab | 3.15 b | ||
S1 | 4.31 b | 2.66 a | 6.23 b | 4.07 d | 4.36 a | 2.51 d | |||
S2 | 4.53 a | 2.71 a | 6.83 c | 5.06 b | 3.16 cd | 2.53 d | |||
S3 | 4.55 a | 2.75 a | 7.14 a | 5.46 a | 4.36 ab | 3.35 a |
Table 1 Effects of weak light stress at different stages on leaf area index(LAI) of late rice with different tolerance to weak light.
品种 Variety | 处理 Treatment | 幼穗分化期 Panicle initiation | 抽穗期 Heading | 成熟期 Maturing | |||||
---|---|---|---|---|---|---|---|---|---|
2015 | 2016 | 2015 | 2016 | 2015 | 2016 | ||||
优I 691 You I 691 | S0 | 3.62 c | 2.81 a | 4.97 d | 5.02 b | 3.60 cde | 2.80 c | ||
S1 | 2.76 d | 2.24 b | 4.05 f | 3.69 e | 3.33 def | 2.23 e | |||
S2 | 3.58 c | 2.83 a | 4.52 e | 4.39 c | 2.91 f | 2.53 d | |||
S3 | 3.61 c | 2.82 a | 4.99 d | 5.02 b | 3.87 bc | 3.13 b | |||
淦鑫600 Ganxin 600 | S0 | 4.51 a | 2.73 a | 7.10 a | 5.43 a | 4.30 ab | 3.15 b | ||
S1 | 4.31 b | 2.66 a | 6.23 b | 4.07 d | 4.36 a | 2.51 d | |||
S2 | 4.53 a | 2.71 a | 6.83 c | 5.06 b | 3.16 cd | 2.53 d | |||
S3 | 4.55 a | 2.75 a | 7.14 a | 5.46 a | 4.36 ab | 3.35 a |
品种 Variety | 处理 Treatment | 叶长 Leaf length | 叶宽 Leaf width | |||||
---|---|---|---|---|---|---|---|---|
倒1叶 Flag leaf | 倒2叶 Second leaf from top | 倒3叶 Third leaf from top | 倒1叶 Flag leaf | 倒2叶 Second leaf from top | 倒3叶 Third leaf from top | |||
优Ⅰ691 YouⅠ691 | S0 | 32.91 b | 47.50 b | 47.73 d | 1.71 c | 1.34 b | 1.08 b | |
S1 | 33.66 b | 50.58 a | 48.62 cd | 1.74 c | 1.39 b | 1.10 b | ||
S2 | 33.23 b | 47.72 b | 48.94 c | 1.76 c | 1.51 b | 1.19 b | ||
S3 | 32.86 b | 48.12 b | 47.08 d | 1.79 c | 1.56 b | 1.13 b | ||
淦鑫600 Ganxin 600 | S0 | 34.22 b | 47.60 b | 54.33 b | 1.76 c | 1.86 a | 1.62 a | |
S1 | 36.02 a | 50.11 a | 56.90 a | 2.19 a | 1.82 a | 1.74 a | ||
S2 | 35.99 a | 49.90 a | 57.26 a | 1.93 b | 1.80 a | 1.62 a | ||
S3 | 34.19 b | 46.71 b | 54.79 b | 1.76 c | 1.94 a | 1.63 a |
Table 2 Effects of weak light stress at different stages on leaf area index(LAI) of late rice with different tolerance to weak light. cm
品种 Variety | 处理 Treatment | 叶长 Leaf length | 叶宽 Leaf width | |||||
---|---|---|---|---|---|---|---|---|
倒1叶 Flag leaf | 倒2叶 Second leaf from top | 倒3叶 Third leaf from top | 倒1叶 Flag leaf | 倒2叶 Second leaf from top | 倒3叶 Third leaf from top | |||
优Ⅰ691 YouⅠ691 | S0 | 32.91 b | 47.50 b | 47.73 d | 1.71 c | 1.34 b | 1.08 b | |
S1 | 33.66 b | 50.58 a | 48.62 cd | 1.74 c | 1.39 b | 1.10 b | ||
S2 | 33.23 b | 47.72 b | 48.94 c | 1.76 c | 1.51 b | 1.19 b | ||
S3 | 32.86 b | 48.12 b | 47.08 d | 1.79 c | 1.56 b | 1.13 b | ||
淦鑫600 Ganxin 600 | S0 | 34.22 b | 47.60 b | 54.33 b | 1.76 c | 1.86 a | 1.62 a | |
S1 | 36.02 a | 50.11 a | 56.90 a | 2.19 a | 1.82 a | 1.74 a | ||
S2 | 35.99 a | 49.90 a | 57.26 a | 1.93 b | 1.80 a | 1.62 a | ||
S3 | 34.19 b | 46.71 b | 54.79 b | 1.76 c | 1.94 a | 1.63 a |
品种 Variety | 处理 Treatment | 幼穗分化期 Panicle initiation | 抽穗期 Heading | 成熟期 Maturing | |||||
---|---|---|---|---|---|---|---|---|---|
2015 | 2016 | 2015 | 2016 | 2015 | 2016 | ||||
优I 691 You I 691 | S0 | 4.46 a | 4.27 a | 4.01 b | 4.16 b | 2.39 b | 2.23 b | ||
S1 | 4.39 a | 4.37 a | 4.27 a | 4.49 a | 2.68 a | 2.57 a | |||
S2 | 4.49 a | 4.28 a | 4.14 ab | 4.30 ab | 2.49 b | 2.55 a | |||
S3 | 4.29 a | 4.16 ab | 3.95 b | 4.06 b | 2.73 a | 2.74 a | |||
淦鑫600 Ganxin 600 | S0 | 4.19 ab | 3.99 b | 3.15 c | 3.19 c | 2.06 c | 2.11 b | ||
S1 | 4.31 ab | 4.09 b | 3.46 c | 3.43 c | 1.98 c | 2.13 b | |||
S2 | 4.03 b | 3.93 b | 3.35 c | 3.37 c | 2.05 c | 2.22 b | |||
S3 | 4.35 ab | 4.01 b | 3.22 c | 3.21 c | 2.03 c | 2.24 b |
Table 3 Effects of weak light stress at different stages on the nitrogen content of late rice with different tolerance to weak light. %
品种 Variety | 处理 Treatment | 幼穗分化期 Panicle initiation | 抽穗期 Heading | 成熟期 Maturing | |||||
---|---|---|---|---|---|---|---|---|---|
2015 | 2016 | 2015 | 2016 | 2015 | 2016 | ||||
优I 691 You I 691 | S0 | 4.46 a | 4.27 a | 4.01 b | 4.16 b | 2.39 b | 2.23 b | ||
S1 | 4.39 a | 4.37 a | 4.27 a | 4.49 a | 2.68 a | 2.57 a | |||
S2 | 4.49 a | 4.28 a | 4.14 ab | 4.30 ab | 2.49 b | 2.55 a | |||
S3 | 4.29 a | 4.16 ab | 3.95 b | 4.06 b | 2.73 a | 2.74 a | |||
淦鑫600 Ganxin 600 | S0 | 4.19 ab | 3.99 b | 3.15 c | 3.19 c | 2.06 c | 2.11 b | ||
S1 | 4.31 ab | 4.09 b | 3.46 c | 3.43 c | 1.98 c | 2.13 b | |||
S2 | 4.03 b | 3.93 b | 3.35 c | 3.37 c | 2.05 c | 2.22 b | |||
S3 | 4.35 ab | 4.01 b | 3.22 c | 3.21 c | 2.03 c | 2.24 b |
品种 Variety | 处理 Treatment | 一次枝梗数 Primary rachis branch number | 二次枝梗数 Secondary rachis branch number | 颖花分化数 Spikelet initiation number | 颖花退化数 Spikelet degeneration number | 颖花退化率 Spikelet degradation rate/% |
---|---|---|---|---|---|---|
优Ⅰ 691 YouⅠ691 | S0 | 11.97 b | 43.94 b | 190.45 c | 9.83 e | 5.16 c |
S1 | 10.58 cd | 39.48 c | 172.13 d | 9.14 e | 5.31 c | |
S2 | 10.01 d | 37.98 c | 166.06 d | 31.12 a | 18.74 a | |
S3 | 11.85 b | 43.31 b | 188.51 c | 10.54 de | 5.59 c | |
淦鑫600 Ganxin 600 | S0 | 13.24 a | 52.93 a | 230.60 a | 14.21 c | 6.16 c |
S1 | 11.77 b | 45.62 b | 198.44 c | 9.17 e | 4.62 c | |
S2 | 10.88 c | 45.95 b | 197.40 c | 19.56 b | 9.91 b | |
S3 | 12.92 a | 52.70 a | 220.28 b | 12.18 cd | 5.53 c |
Table 4 Effects of weak-light stress at different stages on the initiation and degeneration of branch and spikelet of late rice with different tolerance to weak light.
品种 Variety | 处理 Treatment | 一次枝梗数 Primary rachis branch number | 二次枝梗数 Secondary rachis branch number | 颖花分化数 Spikelet initiation number | 颖花退化数 Spikelet degeneration number | 颖花退化率 Spikelet degradation rate/% |
---|---|---|---|---|---|---|
优Ⅰ 691 YouⅠ691 | S0 | 11.97 b | 43.94 b | 190.45 c | 9.83 e | 5.16 c |
S1 | 10.58 cd | 39.48 c | 172.13 d | 9.14 e | 5.31 c | |
S2 | 10.01 d | 37.98 c | 166.06 d | 31.12 a | 18.74 a | |
S3 | 11.85 b | 43.31 b | 188.51 c | 10.54 de | 5.59 c | |
淦鑫600 Ganxin 600 | S0 | 13.24 a | 52.93 a | 230.60 a | 14.21 c | 6.16 c |
S1 | 11.77 b | 45.62 b | 198.44 c | 9.17 e | 4.62 c | |
S2 | 10.88 c | 45.95 b | 197.40 c | 19.56 b | 9.91 b | |
S3 | 12.92 a | 52.70 a | 220.28 b | 12.18 cd | 5.53 c |
品种 Variety | 处理 Treatment | SOD/(U·g-1) | ||
---|---|---|---|---|
分蘖末期 Terminal tillering stage | 始穗期 Heading stage | 乳熟 Milk ripe stage | ||
优Ⅰ691 YouⅠ691 | S0 | 1400.49 a | 1522.76 d | 1191.86 ab |
S1 | 926.15 b | 1142.64 e | 1241.72 a | |
S2 | 1322.23 a | 1831.63 b | 979.58 cd | |
S3 | 1432.94 a | 1478.77 d | 1180.30 b | |
淦鑫600 Ganxin 600 | S0 | 1157.02 b | 1685.36 c | 1100.26 bc |
S1 | 1088.70 b | 1490.06 d | 1075.65 bc | |
S2 | 1099.31 b | 2247.45 a | 927.14 d | |
S3 | 1110.39 b | 1710.34 c | 1096.84 bc |
Table 5 Effects of weak light stress at different stages on the leaf superoxide dismutase(SOD) activity of late rice with different tolerance to weak light.
品种 Variety | 处理 Treatment | SOD/(U·g-1) | ||
---|---|---|---|---|
分蘖末期 Terminal tillering stage | 始穗期 Heading stage | 乳熟 Milk ripe stage | ||
优Ⅰ691 YouⅠ691 | S0 | 1400.49 a | 1522.76 d | 1191.86 ab |
S1 | 926.15 b | 1142.64 e | 1241.72 a | |
S2 | 1322.23 a | 1831.63 b | 979.58 cd | |
S3 | 1432.94 a | 1478.77 d | 1180.30 b | |
淦鑫600 Ganxin 600 | S0 | 1157.02 b | 1685.36 c | 1100.26 bc |
S1 | 1088.70 b | 1490.06 d | 1075.65 bc | |
S2 | 1099.31 b | 2247.45 a | 927.14 d | |
S3 | 1110.39 b | 1710.34 c | 1096.84 bc |
品种 Variety | 处理 Treatment | POD/(U·g-1) | ||
---|---|---|---|---|
分蘖末期 Terminal tillering stage | 始穗期 Heading stage | 乳熟 Milk ripe stage | ||
优Ⅰ691 YouⅠ691 | S0 | 203.17 a | 215.62 ab | 312.26 a |
S1 | 160.90 d | 213.76 a | 264.73 b | |
S2 | 200.23 a | 232.12 a | 222.71 c | |
S3 | 213.41 a | 210.75 ab | 218.63 c | |
淦鑫600 Ganxin 600 | S0 | 139.55 c | 192.99 b | 260.79 b |
S1 | 130.29 c | 187.90 b | 255.04 b | |
S2 | 143.64 c | 213.03 ab | 258.01 b | |
S3 | 133.93 c | 191.01 b | 268.49 b |
Table 6 Effects of weak-light stress at different stages on the leaf POD activity of late rice with different tolerance to weak light.
品种 Variety | 处理 Treatment | POD/(U·g-1) | ||
---|---|---|---|---|
分蘖末期 Terminal tillering stage | 始穗期 Heading stage | 乳熟 Milk ripe stage | ||
优Ⅰ691 YouⅠ691 | S0 | 203.17 a | 215.62 ab | 312.26 a |
S1 | 160.90 d | 213.76 a | 264.73 b | |
S2 | 200.23 a | 232.12 a | 222.71 c | |
S3 | 213.41 a | 210.75 ab | 218.63 c | |
淦鑫600 Ganxin 600 | S0 | 139.55 c | 192.99 b | 260.79 b |
S1 | 130.29 c | 187.90 b | 255.04 b | |
S2 | 143.64 c | 213.03 ab | 258.01 b | |
S3 | 133.93 c | 191.01 b | 268.49 b |
品种 Variety | 处理 Treatment | CAT/(U·g-1) | ||
---|---|---|---|---|
分蘖末期 Terminal tillering stage | 始穗期 Heading stage | 乳熟 Milk-ripe stage | ||
优Ⅰ691 YouⅠ691 | S0 | 291.78 b | 696.24 b | 378.17 d |
S1 | 229.23 c | 1197.61 a | 381.64 d | |
S2 | 271.82 b | 230.99 d | 443.40 d | |
S3 | 299.21 b | 670.42 b | 586.30 c | |
淦鑫600 Ganxin 600 | S0 | 203.39 c | 761.29 b | 678.57 b |
S1 | 411.71 a | 1238.94 a | 682.29 b | |
S2 | 222.30 c | 816.04 b | 699.46 b | |
S3 | 219.14 c | 755.55 b | 783.84 a |
Table 7 Effects of weak light stress at different stages on the leaf CAT activity of late rice with different tolerance to weak light.
品种 Variety | 处理 Treatment | CAT/(U·g-1) | ||
---|---|---|---|---|
分蘖末期 Terminal tillering stage | 始穗期 Heading stage | 乳熟 Milk-ripe stage | ||
优Ⅰ691 YouⅠ691 | S0 | 291.78 b | 696.24 b | 378.17 d |
S1 | 229.23 c | 1197.61 a | 381.64 d | |
S2 | 271.82 b | 230.99 d | 443.40 d | |
S3 | 299.21 b | 670.42 b | 586.30 c | |
淦鑫600 Ganxin 600 | S0 | 203.39 c | 761.29 b | 678.57 b |
S1 | 411.71 a | 1238.94 a | 682.29 b | |
S2 | 222.30 c | 816.04 b | 699.46 b | |
S3 | 219.14 c | 755.55 b | 783.84 a |
变异来源 Source | 自由度 df | 平方和 Sum of squares | 均方 Mean square | F值 F value |
---|---|---|---|---|
年度 Year (Y) | 1 | 10.7920 | 10.7920 | 208.7810** |
品种 Variety (V) | 1 | 1.0621 | 1.0621 | 0.2172 |
处理 Treatment (T) | 3 | 70.4123 | 23.4708 | 64.9380** |
年度×品种 Y×V | 1 | 4.8900 | 4.8900 | 94.6010** |
年度×处理 Y×T | 3 | 1.0843 | 0.3614 | 6.9922** |
品种×处理 V×T | 3 | 2.6132 | 0.8711 | 3.1274 |
年度×品种×处理 Y×V×T | 3 | 0.8356 | 0.2785 | 5.3883** |
Table 8 Analysis of variance (F-value) of yield among years, varietys and treatments (n=48).
变异来源 Source | 自由度 df | 平方和 Sum of squares | 均方 Mean square | F值 F value |
---|---|---|---|---|
年度 Year (Y) | 1 | 10.7920 | 10.7920 | 208.7810** |
品种 Variety (V) | 1 | 1.0621 | 1.0621 | 0.2172 |
处理 Treatment (T) | 3 | 70.4123 | 23.4708 | 64.9380** |
年度×品种 Y×V | 1 | 4.8900 | 4.8900 | 94.6010** |
年度×处理 Y×T | 3 | 1.0843 | 0.3614 | 6.9922** |
品种×处理 V×T | 3 | 2.6132 | 0.8711 | 3.1274 |
年度×品种×处理 Y×V×T | 3 | 0.8356 | 0.2785 | 5.3883** |
年度 Year | 品种 Variety | 处理 Treatment | 有效穗数 Productive Panicle number/(×104 hm-2) | 每穗粒数 Grain number per panicle | 结实率 Seed-setting rate/% | 千粒重 1000-grain weight/g | 产量 Yield /(t·hm-2) | 减产率 Yield reduction rate/% |
---|---|---|---|---|---|---|---|---|
2015 | 优Ⅰ691 YouⅠ691 | S0 | 301.67 b | 177.34 cd | 79.48 g | 26.28 b | 9.78 c | - |
S1 | 269.67 f | 150.19 f | 84.36 de | 25.59 c | 8.75 d | 10.53 | ||
S2 | 282.33 de | 142.00 gh | 77.95 g | 24.73 de | 7.59 e | 22.39 | ||
S3 | 298.67 b | 171.55 de | 55.55 j | 25.48 c | 6.72 fg | 31.29 | ||
淦鑫600 Ganxin 600 | S0 | 275.67 ef | 211.37 a | 80.39 fg | 27.32 a | 10.62 b | - | |
S1 | 232.67 h | 179.30 cd | 85.02 cde | 26.72 ab | 9.41 c | 11.39 | ||
S2 | 251.33 g | 168.77 e | 78.32 g | 26.27 b | 8.68 d | 18.27 | ||
S3 | 270.67 f | 205.06 ab | 60.16 i | 26.40 b | 7.89 e | 25.71 | ||
2016 | 优Ⅰ691 YouⅠ691 | S0 | 289.59 a | 180.62 bc | 78.86 b | 25.78 b | 10.00 a | - |
S1 | 259.18 c | 165.39 d | 83.70 a | 25.86 b | 9.01 b | 9.90 | ||
S2 | 268.44 b | 157.09 d | 73.56 c | 24.21 c | 6.64 e | 33.60 | ||
S3 | 288.31 a | 177.55 c | 58.42 e | 23.38 d | 5.95 f | 40.50 | ||
淦鑫600 Ganxin 600 | S0 | 229.83 d | 219.70 a | 73.92 c | 26.07 ab | 9.20 b | - | |
S1 | 196.97 f | 190.58 b | 77.97 b | 26.83 a | 7.71 c | 16.20 | ||
S2 | 210.54 e | 188.57 bc | 68.83 d | 26.04 ab | 7.03 d | 23.59 | ||
S3 | 225.98 d | 210.81 a | 60.63 e | 25.45 b | 6.29 ef | 31.63 |
Table 9 Effects of weak-light stress at different stages on the yield and yield components of late rice with different tolerance to weak light.
年度 Year | 品种 Variety | 处理 Treatment | 有效穗数 Productive Panicle number/(×104 hm-2) | 每穗粒数 Grain number per panicle | 结实率 Seed-setting rate/% | 千粒重 1000-grain weight/g | 产量 Yield /(t·hm-2) | 减产率 Yield reduction rate/% |
---|---|---|---|---|---|---|---|---|
2015 | 优Ⅰ691 YouⅠ691 | S0 | 301.67 b | 177.34 cd | 79.48 g | 26.28 b | 9.78 c | - |
S1 | 269.67 f | 150.19 f | 84.36 de | 25.59 c | 8.75 d | 10.53 | ||
S2 | 282.33 de | 142.00 gh | 77.95 g | 24.73 de | 7.59 e | 22.39 | ||
S3 | 298.67 b | 171.55 de | 55.55 j | 25.48 c | 6.72 fg | 31.29 | ||
淦鑫600 Ganxin 600 | S0 | 275.67 ef | 211.37 a | 80.39 fg | 27.32 a | 10.62 b | - | |
S1 | 232.67 h | 179.30 cd | 85.02 cde | 26.72 ab | 9.41 c | 11.39 | ||
S2 | 251.33 g | 168.77 e | 78.32 g | 26.27 b | 8.68 d | 18.27 | ||
S3 | 270.67 f | 205.06 ab | 60.16 i | 26.40 b | 7.89 e | 25.71 | ||
2016 | 优Ⅰ691 YouⅠ691 | S0 | 289.59 a | 180.62 bc | 78.86 b | 25.78 b | 10.00 a | - |
S1 | 259.18 c | 165.39 d | 83.70 a | 25.86 b | 9.01 b | 9.90 | ||
S2 | 268.44 b | 157.09 d | 73.56 c | 24.21 c | 6.64 e | 33.60 | ||
S3 | 288.31 a | 177.55 c | 58.42 e | 23.38 d | 5.95 f | 40.50 | ||
淦鑫600 Ganxin 600 | S0 | 229.83 d | 219.70 a | 73.92 c | 26.07 ab | 9.20 b | - | |
S1 | 196.97 f | 190.58 b | 77.97 b | 26.83 a | 7.71 c | 16.20 | ||
S2 | 210.54 e | 188.57 bc | 68.83 d | 26.04 ab | 7.03 d | 23.59 | ||
S3 | 225.98 d | 210.81 a | 60.63 e | 25.45 b | 6.29 ef | 31.63 |
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