不同灌溉方式对南方优质食味晚籼稻产量及品质的影响
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熊若愚,解嘉鑫,谭雪明,杨陶陶,潘晓华,曾勇军,石庆华,张俊,才硕,曾研华
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Effects of Irrigation Management on Grain Yield and Quality of High-Quality Eating Late-Season Indica Rice in South China
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XIONG RuoYu,XIE JiaXin,TAN XueMing,YANG TaoTao,PAN XiaoHua,ZENG YongJun,SHI QingHua,ZHANG Jun,CAI Shuo,ZENG YanHua
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表1 不同灌溉方式下优质食味晚籼稻品种水分利用率变化
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Table 1 Changes on water use efficiency under different irrigation managements in high quality eating late-season indica rice
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年份 Year | 品种 Cultivar | 灌溉方式 Irrigation management | 灌水量 Irrigation amount (m3·hm-2) | 总用水量 Total water amount (m3·hm-2) | 灌溉水分利用率 Irrigation WUE (kg·m-2) | 总水分利用率 Total WUE (kg·m-2) | 2018 | 荣优华占 RYHZ | CK | 5300±443.8b | 8790±443.8b | 1.9±0.1b | 1.1±0.1b | CFI | 8192±596.2a | 11682±596.2a | 1.3±0.1c | 0.9±0.1c | AWD | 4191±211.5c | 7681±211.5c | 2.6±0.2a | 1.4±0.1a | 泰优871 TY 871 | CK | 5300±443.8b | 8790±443.8b | 1.7±0.3b | 1.1±0.1b | CFI | 8192±596.2a | 11682±596.2a | 1.2±0.1c | 0.8±0.1c | AWD | 4191±211.5c | 7681±211.5c | 2.4±0.1a | 1.3±0.1a | 2019 | 荣优华占 RYHZ | CK | 5283±104.2b | 5815±104.2b | 1.9±0.1b | 1.7±0.1b | CFI | 7401±529.2a | 7933±529.2a | 1.4±0.2c | 1.3±0.1b | AWD | 3600±173.1c | 4132±173.1c | 2.8±0.3a | 2.4±0.2a | 泰优871 TY 871 | CK | 5283±104.2b | 5815±104.2b | 1.7±0.2b | 1.6±0.1b | CFI | 7401±529.2a | 7933±529.2a | 1.3±0.1c | 1.2±0.1c | AWD | 3600±173.1c | 4132±173.1c | 2.6±0.1a | 2.3±0.1a | F值 F value | 年份 Year (Y) | 5.662* | 305.211** | 3.733 | 297.252** | 品种 Cultivar (C) | — | — | 7.034* | 7.747* | 灌溉方式 Irrigation management (IM) | 135.565** | 135.565** | 193.928** | 148.865** | 年份×品种 Y×C | — | — | 0.066 | 0.079 | 年份×灌溉方式 Y×IM | 1.405 | 1.405 | 1.704 | 24.453** | 品种×灌溉方式 C×IM | — | — | 0.548 | 0.493 | 年份×品种×灌溉方式 Y×C×IM | — | — | 0.012 | 0.110 |
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