不同时期干旱胁迫对甘薯生长和抗氧化能力的影响
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张海燕,解备涛,汪宝卿,董顺旭,段文学,张立明
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Effects of Drought Treatments at Different Growth Stages on Growth and the Activity of Antioxidant Enzymes in Sweetpotato
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HaiYan ZHANG,BeiTao XIE,BaoQing WANG,ShunXu DONG,WenXue DUAN,LiMing ZHANG
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表4 不同时期干旱胁迫对甘薯叶面积系数的影响
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Table 4 Effects of drought stress at different stages on leaf area index in sweetpotato
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处理
Treatment | 栽植后天数 Days after planting (d) | | 济薯21 JS 21 | 济紫薯1号 JZ 1 | | 40 | 60 | 80 | 100 | 40 | 60 | 80 | 100 | | WW | 1.73±0.03a | 4.01±0.45a | 5.63±0.25a | 5.21±0.38a | 1.65±0.34a | 4.25±0.45a | 6.43±0.31a | 5.85±0.34a | | DS1 | 1.25±0.24b | 2.15±0.31c | 2.78±0.18d | 2.08±0.05d | 1.14±0.15b | 2.61±0.15c | 2.77±0.37d | 2.33±0.21d | | DS2 | 1.72±0.02a | 3.22±0.27b | 3.88±0.25c | 3.27±0.04c | 1.63±0.43a | 3.45±0.26b | 3.82±0.26c | 3.46±0.25c | | DS3 | 1.77±0.16a | 3.99±0.19a | 4.97±0.45b | 4.54±0.25b | 1.69±0.47a | 4.36±0.36a | 5.12±0.13b | 4.63±0.19b |
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