不同种植方式下温度升高对水稻产量及同化物转运的影响
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张明静,韩笑,胡雪,臧倩,许轲,蒋敏,庄恒扬,黄丽芬
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Effects of Elevated Temperature on Rice Yield and Assimilate Translocation Under Different Planting Patterns
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ZHANG MingJing,HAN Xiao,HU Xue,ZANG Qian,XU Ke,JIANG Min,ZHUANG HengYang,HUANG LiFen
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表4 温度升高对水稻产量及其构成因素的影响
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Table 4 Effects of high temperature stress on rice yield and its components under different planting modes
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品种 Variety | 种植方式 Planting modes | 温度处理 Temperature treatment | 穗数 No. of panicles per hole | 每穗粒数 Spikelet number per panicle | 千粒重 1000-grain weight (g) | 结实率 Filled grain percentage (%) | 实际产量 Actual yield per hole (g) | 收获指数 Harvest index |
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南粳9108 NJ9108 | 移栽 TP | 常温 NT | 10.89±0.29Aa | 118.24±0.61Aa | 25.85±0.16Aa | 88.26±0.07Aa | 24.50±0.03Aa | 0.52±0.01Aa | 中度升温 MT | 10.89±0.11Aa | 116.10±0.64Aa | 24.66±0.13Ab | 47.51±0.32Bb | 19.38±0.12Bb | 0.45±0.02Ab | 极端高温 HT | 10.56±0.29Aa | 109.41±0.17Bb | 25.01±0.26Aab | 7.32±0.17Cc | 11.01±0.03Cc | 0.27±0.01Bc | 直播 DS | 常温 NT | 12.78±0.11Aa | 122.99±0.23Aa | 25.63±0.06Aa | 87.32±0.71Aa | 28.65±0.09Aa | 0.56±0.01Aa | 中度升温 MT | 12.33±0.19Aa | 115.81±1.12ABb | 24.95±0.08Ab | 52.45±0.68Bb | 22.32±0.14Bb | 0.47±0.01Ab | 极端高温 HT | 12.11±0.29Aa | 111.47±0.67Bb | 25.25±0.15Aab | 5.04±0.11Cc | 9.33±0.09Cc | 0.22±0.02Bc | 南粳46 NJ46 | 移栽 TP | 常温 NT | 11.56±0.11Aa | 123.54±1.21Aa | 26.89±0.02Aa | 87.32±0.45Aa | 32.11±0.18Aa | 0.53±0.00Aa | 中度升温 MT | 11.67±0.33Aa | 120.41±0.45Aa | 26.36±0.54Aa | 76.64±0.63Bb | 27.26±0.03Bb | 0.48±0.00Bb | 极端高温 HT | 11.22±0.22Aa | 117.80±1.40Aa | 25.59±0.20Aa | 56.92±0.54Cc | 20.79±0.11Cc | 0.38±0.00Cc | 直播 DS | 常温 NT | 13.33±0.19Aa | 121.55±0.36Aa | 26.27±0.08Aa | 88.39±0.62Aa | 33.89±0.16Aa | 0.51±0.01Aa | 中度升温 MT | 11.33±0.38Bb | 126.99±1.72Aa | 25.82±0.06ABb | 65.47±0.19Bb | 25.28±0.11Bb | 0.48±0.01ABa | 极端高温 HT | 11.22±0.29Bb | 125.50±1.16Aa | 25.36±0.02Bc | 55.02±1.35Cc | 19.58±0.16Cc | 0.41±0.01Bb | 南粳9108 NJ9108 | 种植方式 Planting modes | 74.54** | 16.69* | 0.66 | 61.91** | 64.20** | 0.17 | 温度处理 Temperature treatments | 2.33 | 122.07** | 19.73** | 19670.00** | 1831.00** | 338.68** | 种植方式×温度处理 Planting modes×Temperature treatments | 0.51 | 7.49* | 1.74 | 28.23** | 62.60** | 8.08* | 南粳46 NJ46 | 种植方式 Planting modes | 4.68 | 18.81** | 5.64 | 42.78** | 2.04 | 0.29 | 温度处理 Temperature treatments | 11.07** | 1.58 | 10.86* | 940.85** | 514.37** | 232.72** | 种植方式×温度处理 Planting modes×Temperature treatments | 8.68** | 10.49* | 0.38 | 36.24** | 12.35** | 8.21* |
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