铅胁迫下红麻生理特性及DNA甲基化分析

李增强, 丁鑫超, 卢海, 胡亚丽, 岳娇, 黄震, 莫良玉, 陈立, 陈涛, 陈鹏

Physiological characteristics and DNA methylation analysis under lead stress in kenaf (Hibiscus cannabinus L.)

LI Zeng-Qiang, DING Xin-Chao, LU Hai, HU Ya-Li, YUE Jiao, HUANG Zhen, MO Liang-Yu, CHEN Li, CHEN Tao, CHEN Peng

表3 不同浓度PbCl2胁迫对红麻幼苗农艺性状的影响

Table 3 Effects of different concentrations of PbCl2 on agronomic characters of kenaf seedlings

PbCl2浓度 Concentration of PbCl2 (μmol L-1) 株高 Plant height (cm) 茎粗 Stem diameter (mm) 全鲜重 Fresh weight (g) 根鲜重 Root fresh weight (g) 根长 Root length (cm) 根表面积 Root surface area (cm2) 0 18.12±0.42 a 2.01±0.02 a 14.33±0.61 a 2.71±0.17 a 105.79±12.13 a 16.70±1.38 a 200 18.18±0.20 a 1.78±0.01 b 13.58±0.50 a 2.48±0.15 a 76.99±4.53 b 13.53±0.61 b 400 14.90±0.05 b 1.64±0.06 c 8.91±0.16 b 1.27±0.01 b 34.60±1.09 c 6.51±0.32 c 600 12.18±0.20 c 1.52±0.03 c 7.27±0.27 b 1.00±0.04 b 28.79±1.84 c 5.12±0.44 c