二甲四氯胁迫对谷子幼苗叶片衰老特性和 内源激素含量的影响
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郭美俊,白亚青,高鹏,申洁,董淑琦,原向阳,郭平毅
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Effect of MCPA on Leaf Senescence and Endogenous Hormones Content in Leaves of Foxtail Millet Seedlings
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MeiJun GUO,YaQing BAI,Peng GAO,Jie SHEN,ShuQi DONG,XiangYang YUAN,PingYi GUO
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表1 二甲四氯处理对谷子农艺性状的影响
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Table 1 Effect of MCPA on agronomic characters of foxtail millet
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品种 Cultivars | 有效剂量 Effective dosage (kg·hm-2) | 株高 Plant height (cm) | 叶面积 Leaf area (cm2) | 5 DAT | 15 DAT | 5 DAT | 15 DAT | 晋谷21号 Jingu 21 | 0 | 29.25±0.84a | 30.95±0.14a | 8.56±0.21a | 12.39±0.10a | 0.75 | 26.65±0.26b | 28.55±0.09b | 7.51±0.12b | 8.27±0.20b | 1.50 | 24.45±0.32c | 26.30±0.06c | 7.25±0.06b | 8.19±0.06b | 3.00 | 24.25±0.09c | 25.70±0.58c | 6.44±0.03c | 7.72±0.18c | 6.00 | 22.15±0.49d | 25.25±0.66c | 4.44±0.05d | 6.90±0.41d | 张杂10号 Zhangza 10 | 0 | 31.00±0.58a | 32.87±0.37a | 14.91±0.51a | 15.41±1.30a | 0.75 | 30.43±0.34a | 31.97±0.73a | 12.86±0.38b | 14.24±0.21a | 1.50 | 25.93±0.86b | 28.50±1.04b | 11.05±0.43c | 11.50±0.33b | 3.00 | 25.73±0.37b | 27.20±0.20b | 9.41±0.34d | 10.07±0.07b | 6.00 | 23.00±0.29c | 24.33±0.17c | 8.39±0.09d | 9.43±0.62b |
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