干湿交替灌溉对籼粳杂交稻产量与水分利用效率的影响及其生理基础
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褚光,徐冉,陈松,徐春梅,王丹英,章秀福
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Effects of Alternate Wetting and Soil Drying on the Grain Yield and Water Use Efficiency of Indica-Japonica Hybrid Rice and Its Physiological Bases
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CHU Guang,XU Ran,CHEN Song,XU ChunMei,WANG DanYing,ZHANG XiuFu
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表4 不同灌溉模式对水稻茎蘖数与茎蘖成穗率的影响
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Table 4 Number of tillers and percentage of productive tillers under different irrigation managements
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品种
Cultivar | 处理
Treatment | 茎蘖数 Number of tillers and mail stems (m-2) | 茎蘖成穗率
Percentage of productive tillers (%) | | 拔节期 Jointing | 齐穗期 Heading | 成熟期 Maturity | 甬优1540
YY-1540 | CI | 281c | 208c | 202c | 71.7b | | AWD | 258d | 207c | 198c | 76.2a | 春优927
CY-927 | CI | 260d | 198d | 189d | 72.7b | | AWD | 239e | 197d | 186d | 77.5a | 常优5号
CY-5 | CI | 360a | 259a | 251a | 70.4b | | AWD | 315b | 245b | 240b | 76.1a | 嘉优5号
JY-5 | CI | 357a | 255a | 248a | 69.4b | | AWD | 309b | 241b | 235b | 75.9a | | 方差分析 ANOVA | | | | | | 品种 Cultivar (C) | ** | ** | ** | NS | | 处理 Treatment (T) | ** | ** | ** | ** | | 品种×处理 C×T | ** | * | * | NS |
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