外源甜菜碱对干旱胁迫下谷子萌发及幼苗生理特性的影响

侯晓敏, 闫锋, 董扬, 赵富阳, 李清泉, 季生栋, 刘悦, 兰英

Effects of Exogenous Betaine on Germination and Seedling Physiological Characteristics of Foxtail Millet under Drought Stress

Hou Xiaomin, Yan Feng, Dong Yang, Zhao Fuyang, Li Qingquan, Ji Shengdong, Liu Yue, Lan Ying

表2 甜菜碱对干旱胁迫下谷子幼苗生物量积累的影响

Table 2 Effects of betaine on biomass accumulation of foxtail millet seedlings under drought stress

处理 Treatment	鲜重Fresh weight (g)		干重Dry weight (g)		株高 Plant height (cm)	根长 Root length (cm)	根冠比 Root-shoot ratio
处理 Treatment	地上部Shoot	根系Root	地上部Shoot	根系Root	株高 Plant height (cm)	根长 Root length (cm)	根冠比 Root-shoot ratio
CK	0.521±0.028a	0.155±0.001ab	0.076±0.011a	0.016±0.002a	27.42±1.38ab	0.37±0.01b	0.25±0.04c
T	0.563±0.012a	0.173±0.018a	0.078±0.005a	0.015±0.001a	33.49±2.01a	0.48±0.02a	0.25±0.06c
S	0.232±0.035c	0.107±0.012c	0.053±0.002c	0.010±0.001b	19.67±1.03c	0.25±0.01c	0.35±0.02a
ST	0.367±0.056b	0.133±0.020bc	0.059±0.004b	0.017±0.003b	24.18±0.78b	0.34±0.01b	0.27±0.02b