江苏太湖地区不同生育类型粳稻品种产量对不同播期气候因子的响应
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董明辉, 陈培峰, 江贻, 曹鹏辉, 宋云生, 顾俊荣, 谢裕林, 乔中英, 张文地, 黄丽芬
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Response of yield of different growth types of japonica rice varieties to climatic factors at different sowing dates in Taihu region of Jiangsu province
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DONG Ming-Hui, CHEN Pei-Feng, JIANG Yi, CAO Peng-Hui, SONG Yun-Sheng, GU Jun-Rong, XIE Yu-Lin, QIAO Zhong-Ying, ZHANG Wen-Di, HUANG Li-Fen
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表5 气候因子与产量及产量构成因素的相关关系
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Table 5 Correlation between climatic factors and yield and yield components
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品种 Variety | 时期 Growth stage | 气候因子 Climatic factors | 有效穗 Effective panicle | 每穗总粒数 Grains per panicle | 结实率 Seed-setting rate | 千粒重 1000-grain weight | 产量 Yield | V1 | 播种-拔节 S-J | 日均气温ADT | -0.698 | -0.480 | 0.445 | -0.299 | -0.524 | 日照时数DSD | 0.748* | 0.681 | -0.019 | 0.528 | 0.730* | 降水量EP | 0.166 | 0.102 | -0.238 | 0.152 | 0.355 | 有效积温EAT | 0.389 | 0.242 | -0.187 | -0.275 | 0.852** | 拔节-抽穗 J-H | 日均气温ADT | 0.375 | 0.725* | 0.241 | 0.697 | 0.748* | 日照时数DSD | 0.935** | 0.933** | -0.861** | 0.522 | 0.917** | 降水量EP | -0.374 | -0.725* | 0.197 | -0.136 | -0.201 | 有效积温EAT | 0.138 | 0.484 | -0.226 | 0.386 | 0.170 | 抽穗-成熟 H-J | 日均气温ADT | 0.242 | 0.306 | -0.485 | 0.758* | 0.664 | 日照时数DSD | 0.951** | 0.545 | -0.834** | 0.862** | 0.790* | 降水量EP | -0.306 | 0.358 | -0.279 | 0.362 | 0.185 | 有效积温EAT | 0.324 | 0.112 | -0.240 | 0.496 | 0.476 | 全生育期Whole growth period | 日均气温ADT | -0.258 | 0.784* | 0.306 | 0.646 | 0.824** | 日照时数DSD | 0.791* | 0.966** | -0.677 | 0.733* | 0.917** | 降水量EP | 0.230 | 0.288 | -0.390 | 0.569 | 0.151 | 有效积温EAT | 0.522 | 0.542 | -0.330 | 0.321 | 0.725* | V2 | 播种-拔节 S-J | 日均气温ADT | -0.643 | 0.554 | -0.583 | -0.138 | 0.127 | 日照时数DSD | 0.822** | 0.727* | 0.873** | 0.777* | 0.885** | 降水量EP | 0.215 | 0.452 | 0.289 | 0.347 | 0.447 | 有效积温EAT | 0.302 | 0.185 | 0.352 | 0.132 | 0.215 | 拔节-抽穗 J-H | 日均气温ADT | 0.708* | 0.882** | 0.355 | 0.227 | 0.498 | 日照时数DSD | 0.767* | 0.929** | 0.795* | 0.875** | 0.651 | 降水量EP | -0.474 | 0.065 | -0.392 | -0.126 | -0.131 | 有效积温EAT | 0.221 | 0.757* | 0.473 | 0.162 | 0.797* | 抽穗-成熟 H-J | 日均气温ADT | 0.173 | 0.120 | 0.285 | 0.656 | 0.781* | 日照时数DSD | 0.381 | -0.227 | 0.247 | -0.075 | 0.023 | 降水量EP | -0.231 | -0.368 | -0.272 | -0.239 | -0.383 | 有效积温EAT | 0.275 | 0.374 | 0.366 | 0.780* | 0.846** | 全生育期Whole growth period | 日均气温ADT | -0.371 | 0.636 | -0.289 | 0.282 | 0.543 | 日照时数DSD | 0.772* | 0.898** | 0.797* | 0.759* | 0.881** | 降水量EP | 0.036 | 0.568 | 0.136 | 0.368 | -0.386 | 有效积温EAT | 0.079 | 0.771* | 0.369 | 0.819** | 0.797* |
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