基于季节性降雨的双季稻生育后期干湿交替灌溉对稻谷产量及品质的影响
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刘萍, 邵彩虹, 张红林, 刘光荣
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Effects of Dry-Wet Alternate Irrigation on Double Cropping Rice Yield and Quality during Late Development Stage under Seasonal Rain Condition
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Liu Ping, Shao Caihong, Zhang Honglin, Liu Guangrong
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表1 齐穗后停止灌溉时间对双季稻干物质转运的影响
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Table 1 Effects of stop-irrigation time after full-heading on dry matter transportation of double cropping rice %
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品种
Variety | 处理
Treatment | 干物质输出率Rate of dry matter exportation | | 干物质转化率Rate of dry matter transfer | | 叶片Leaf | 茎鞘Stem and sheath | | 叶片Leaf | 茎鞘Stem and sheath | | 湘早籼45号 | 0d | 54.8Aa | 38.6Aa | | 17.3Aa | 34.3Aa | | Xiangzaoxian 45 | 7d | 53.9Aa | 32.3Bb | | 16.9Aa | 29.5Bb | | 14d | 49.2Bb | 27.8Cc | | 15.6Bb | 26.1Cc | | CK | 47.9Bc | 26.1Ccd | | 15.1Bb | 24.7Cc | | 泰优398 Taiyou 398 | 0d | 45.3Aab | 34.7Bb | | 15.2Bb | 25.5ABb | | 7d | 49.9Aa | 39.0Aa | | 19.6Aa | 27.9Aa | | 14d | 43.8Ab | 35.6Bb | | 15.8Bb | 25.9ABb | | CK | 36.1Bc | 28.4Cc | | 13.5BCc | 23.9Bc |
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