不同甘薯品种抗旱性评价及耐旱指标筛选
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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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Evaluation of drought tolerance and screening for drought-tolerant indicators in sweetpotato cultivars
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Hai-Yan ZHANG,Bei-Tao XIE,Bao-Qing WANG,Shun-Xu DONG,Wen-Xue DUAN,Li-Ming ZHANG
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表7 干旱胁迫对甘薯地下部生物量的影响
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Table 7 Effects of drought stress on biomass underground part in sweetpotato (g plant-1)
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品种 Cultivar | 栽后60 d 60 DAP | | 栽后100 d 100 DAP | 对照Control | 干旱Drought | 相对值RV | 对照Control | 干旱Drought | 相对值RV | 2012 | | | | | | | | 徐薯18 Xushu 18 | 5.60 de | 3.08 d | 0.55 de | | 24.03 cd | 10.79 de | 0.45 d | 济薯15 Jishu 15 | 5.23 ef | 2.74 de | 0.52 ef | | 22.34 de | 9.87 de | 0.44 d | 济薯21 Jishu 21 | 6.14 cd | 3.98 bc | 0.65 a | | 29.59 b | 17.42 ab | 0.59 a | 济徐23 Jixu 23 | 7.45 b | 4.54 b | 0.61 abc | | 31.43 ab | 17.49 ab | 0.56 a | 济薯25 Jishu 25 | 9.78 a | 5.76 a | 0.59 bcd | | 34.56 a | 19.73 a | 0.57 a | 北京553 Beijing 553 | 6.25 c | 3.58 cd | 0.57 cd | | 29.76 b | 15.43 bc | 0.52 bc | 郑薯20 Zhengshu 20 | 5.98 d | 2.76 de | 0.46 g | | 24.89 cd | 9.67 de | 0.39 e | 烟薯25 Yanshu 25 | 6.56 c | 3.87 c | 0.59 bcd | | 29.78 b | 16.45 abc | 0.55 ab | 济薯22 Jishu 22 | 7.00 b | 4.31 b | 0.62 ab | | 33.33 a | 16.28 abc | 0.49 c | 济薯26 Jishu 26 | 9.56 a | 5.43 a | 0.57 cd | | 33.54 a | 17.56 ab | 0.52 bc | 凌紫 Ayamaraski | 4.37 f | 2.10 e | 0.48 fg | | 18.75 e | 7.73 e | 0.41 de | 济薯18 Jishu 18 | 5.86 d | 2.89 de | 0.49 fg | | 25.02 cd | 10.78 de | 0.43 de | 济紫薯1号 Jizishu 1 | 7.56 b | 3.66 c | 0.48 fg | | 28.67 bc | 9.70 de | 0.34 f | 济紫薯2号 Jizishu 2 | 4.65 f | 2.39 e | 0.51 ef | | 19.88 e | 8.73 e | 0.44 d | 济紫薯3号 Jizishu 3 | 6.08 cd | 3.08 d | 0.51 ef | | 29.09 b | 13.21 cd | 0.45 d | 2013 | | | | | | | | 徐薯18 Xushu 18 | 4.67 e | 2.48 d | 0.53 de | | 20.71 cd | 9.19 cd | 0.44 d | 济薯15 Jishu 15 | 4.95 de | 2.53 d | 0.51 ef | | 21.54 cd | 9.45 cd | 0.44 d | 济薯21 Jishu 21 | 4.64 e | 3.06 c | 0.66 a | | 29.41 ab | 15.51 ab | 0.53 abc | 济徐23 Jixu 23 | 6.91 b | 4.08 b | 0.59 bc | | 30.17 a | 16.65 ab | 0.55 ab | 济薯25 Jishu 25 | 9.07 a | 5.17 a | 0.57 bcd | | 33.11 a | 18.72 a | 0.57 a | 北京553 Beijing 553 | 4.99 de | 2.93 cd | 0.59 bc | | 23.09 c | 12.06 bc | 0.52 bc | 郑薯20 Zhengshu 20 | 5.58 cd | 2.45 d | 0.44 g | | 23.92 c | 9.16 cd | 0.38 e | 烟薯25 Yanshu 25 | 5.46 cd | 3.12 c | 0.57 bcd | | 25.67 bc | 14.07 abc | 0.55 ab | 济薯22 Jishu 22 | 6.11 bc | 3.72 b | 0.61 b | | 29.55 ab | 14.37 abc | 0.49 c | 济薯26 Jishu 26 | 9.24 a | 5.19 a | 0.56 cd | | 32.74 a | 17.08 a | 0.52 a | 凌紫 Ayamaraski | 3.43 f | 1.60 e | 0.47 fg | | 15.08 e | 6.16 d | 0.41 d | 济薯18 Jishu 18 | 4.18 e | 1.89 e | 0.45 g | | 18.93 de | 7.97 d | 0.42 d | 济紫薯1号 Jizishu 1 | 6.08 bc | 2.71 d | 0.45 g | | 28.67 ab | 10.45 cd | 0.36 e | 济紫薯2号 Jizishu 2 | 3.75 f | 1.77 e | 0.47 fg | | 16.99 e | 7.29 d | 0.43 d | 济紫薯3号 Jizishu 3 | 4.50 e | 2.20 de | 0.49 ef | | 22.22 cd | 9.99 cd | 0.45 cd |
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