盐碱胁迫下不同基因型绿豆对外源BR的响应

张金东, 王成, 卢环, 曾玲玲, 张巩亮, 孙浩月, 刘悦, 杨贺麟, 侯晓敏

Response of Mung Bean Genotypes to Exogenous Brassinosteroids under Saline-Alkali Stress

Zhang Jindong, Wang Cheng, Lu Huan, Zeng Lingling, Zhang Gongliang, Sun Haoyue, Liu Yue, Yang Helin, Hou Xiaomin

表2 不同浓度BR对绿豆苗期盐碱胁迫下根部生长发育的影响

Table 2 Effects of different concentrations of BR on root growth and development under saline-alkali stress during mung bean seedling stage

品种 Variety 处理 Treatment 根系总长 Total root length (mm) 根系干重 Root dry weight (g) 根体积 Root volume (cm3) 根表面积 Root surface area (cm2) 绿丰2号Lüfeng 2 CK 447.12±7.59a 0.06±0.01a 0.04±0.01a 39.14±2.58a T1 93.63±3.35e 0.01±0.01c 0.01±0.01d 12.19±1.97d T2 105.37±6.13de 0.02±0.01bc 0.02±0.01c 15.25±0.90cd T3 133.36±6.40cd 0.02±0.01b 0.02±0.01b 16.32±1.65cd T4 213.92±14.10b 0.02±0.01bc 0.02±0.01c 21.63±0.25b T5 151.20±8.72c 0.02±0.01b 0.02±0.01b 18.55±0.56bc 嫩绿4号Nenlü 4 CK 112.75±16.58a 0.06±0.01a 0.04±0.01a 37.61±2.22a T1 119.10±6.97d 0.02±0.01c 0.01±0.01c 15.10±1.65d T2 143.17±7.56d 0.02±0.01c 0.02±0.01c 17.11±0.86cd T3 147.76±4.39c 0.02±0.01c 0.02±0.01b 20.02±0.95bc T4 201.82±7.62b 0.02±0.01c 0.02±0.01c 22.99±1.25b T5 127.76±2.58cd 0.03±0.01b 0.02±0.01b 19.41±0.02bcd 中绿27 Zhonglü 27 CK 391.14±5.18a 0.10±0.01a 0.06±0.01a 59.62±7.14a T1 104.75±1.68d 0.02±0.01c 0.02±0.01b 14.75±0.66c T2 112.63±4.55d 0.04±0.01b 0.02±0.01b 19.89±0.77bc T3 187.42±3.21b 0.04±0.01b 0.03±0.01b 21.97±0.67bc T4 188.40±9.74b 0.03±0.01bc 0.02±0.01b 27.15±1.29b T5 151.46±9.23c 0.03±0.01bc 0.04±0.02ab 21.68±0.16bc F值F-value 品种 8.85** 173.86** 8.68** 41.34*** 浓度 1220.19** 392.65** 26.80** 195.11** 品种×浓度 14.30** 20.05** 1.26 9.86**