西南旱地油菜间作紫云英和秸秆覆盖的生产效应
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周泉, 王龙昌, 马淑敏, 张小短, 邢毅, 张赛
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Influences of Rape Intercropping with Chinese Milk Vetch and Straw Mulching on Productive Benefits in Dryland of Southwest China
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Quan ZHOU, Long-Chang WANG, Shu-Min MA, Xiao-Duan ZHANG, Yi XING, Sai ZHANG
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表4 不同处理间油菜农艺性状、根系形态的灰色评判分析 |
Table 4 Grey judgement analysis of agronomic traits and root morphology |
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处理 Treatment | 关联系数 Correlation coefficient (ξ) | 灰色综合 评判值 G | 株高 PH | 根颈粗 DRB | 叶片数 LN | 无柄叶数 SLN | 一级有效分枝数 PEBN | 二级有效分枝数 SEBN | 单株角果数 NPP | 总根表面积 TRS | 总根体积 TRV | FT | 0.807 | 0.531 | 0.375 | 0.357 | 0.572 | 0.333 | 0.386 | 0.495 | 0.364 | 0.483 | FS | 0.735 | 0.584 | 0.468 | 0.439 | 0.625 | 0.421 | 0.425 | 0.478 | 0.477 | 0.526 | PT | 0.875 | 0.598 | 0.548 | 0.528 | 0.597 | 0.629 | 0.517 | 0.765 | 0.500 | 0.627 | PS | 0.875 | 0.852 | 0.981 | 1.000 | 0.769 | 1.000 | 0.979 | 0.652 | 0.735 | 0.870 | NT | 0.847 | 0.657 | 0.597 | 0.608 | 0.816 | 0.629 | 0.683 | 1.000 | 0.544 | 0.718 | NS | 1.000 | 1.000 | 1.000 | 0.959 | 1.000 | 0.884 | 1.000 | 0.762 | 1.000 | 0.957 | 关联度DA (γ) | 0.856 | 0.704 | 0.662 | 0.649 | 0.730 | 0.649 | 0.665 | 0.692 | 0.603 | | 权重系数WC (ω) | 0.138 | 0.113 | 0.107 | 0.104 | 0.118 | 0.105 | 0.107 | 0.111 | 0.097 | |
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