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4 二甲四氯处理对谷子叶片内源激素含量的影响
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Table 4 Effects of MCPA on endogenous hormone content in foxtail millet leaves
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品种
Cultivars | 时间
Time | 有效剂量
Effective dosage (kg·hm-2) | 生长素
Auxin (ng·g-1 FM) | 赤霉素
Gibberellin (ng·g-1 FM) | 玉米素
Zeatin (ng·g-1 FM) | 脱落酸
Abscisic acid (ng·g-1 FM) | 晋谷21号
Jingu 21 | 5 DAT | 0 | 45.77±1.37b | 8.14±0.08a | 9.60±0.23a | 55.28±0.73d | | 0.75 | 48.44±0.49ab | 8.35±0.10a | 8.82±0.09b | 55.88±1.11d | | 1.50 | 49.00±1.46ab | 8.38±0.15a | 7.80±0.09c | 66.73±0.87c | | 3.00 | 50.16±1.07a | 7.84±0.24b | 7.88±0.08c | 73.62±1.08b | | 6.00 | 48.89±0.45ab | 7.10±0.10c | 7.49±0.11c | 78.19±1.20a | | 15 DAT | 0 | 38.25±0.61d | 6.99±0.14b | 9.57±0.15a | 45.41±0.51c | | 0.75 | 38.28±0.58d | 6.28±0.05c | 8.79±0.14b | 54.39±0.37b | | 1.50 | 52.99±0.57b | 5.68±0.06d | 8.62±0.08b | 60.27±1.43a | | 3.00 | 75.32±1.05a | 7.67±0.17a | 8.08±0.07c | 61.05±1.21a | | 6.00 | 43.84±0.40c | 5.64±0.14d | 7.14±0.10d | 63.57±1.34a | 张杂10号
Zhangza 10 | 5 DAT | 0 | 40.79±0.17c | 7.54±0.20a | 9.63±0.09a | 60.04±1.43e | | 0.75 | 47.93±0.47b | 7.33±0.15ab | 8.19±0.12b | 64.88±1.09d | | 1.50 | 48.91±0.95b | 6.90±0.15bc | 7.45±0.14c | 73.23±0.97c | | 3.00 | 53.36±0.67a | 6.81±0.07bc | 7.22±0.10c | 76.95±1.19b | | 6.00 | 49.80±0.49b | 6.57±0.14c | 5.81±5.18d | 81.53±1.01a | | 15 DAT | 0 | 31.72±0.43d | 6.41±0.17a | 9.57±0.10a | 49.42±0.72e | | 0.75 | 35.58±0.26c | 6.39±0.12a | 9.07±0.10b | 61.56±1.27d | | 1.50 | 47.53±0.70b | 6.14±0.13ab | 8.02±0.11c | 69.84±0.60c | | 3.00 | 50.95±0.28a | 5.81±0.10bc | 8.34±0.15c | 74.07±1.03b | | 6.00 | 48.66±0.33b | 5.49±0.04c | 4.46±0.10d | 80.56±1.36a |
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