外源硅对盐胁迫下娃娃菜种子萌发及幼苗生理特性的影响

鄂利锋, 徐金崇, 陈修斌, 权建华, 华军, 尹丽娟, 王舜奇, 赵文勤

Effects of Exogenous Silicon on Seed Germination and Physiological Characteristics of Brassica pekinensis under Salt Stress

E Lifeng, Xu Jinchong, Chen Xiubin, Quan Jianhua, Hua Jun, Yin Lijuan, Wang Shunqi, Zhao Wenqin

表3 不同处理对娃娃菜幼苗根系总长、根系表面积、根系体积和根尖数的影响

Table 3 Effects of different treatments on total root length, root surface area, root volume and root tip number of Brassica pekinensis seedlings

处理Treatment 根系总长Total root length (cm) 根系表面积Root surface area (cm2) 根系体积Root volume (cm3) 根尖数Number of root tips CK1 135.65±20.40a 353.98±9.55a 49.31±15.11a 135.00±20.31a CK2 73.42±13.75c 175.53±13.74c 28.08±7.96a 38.67±4.91bc A1 121.01±4.46ab 264.19±7.16b 36.21±8.33a 67.00±0.00bc A2 135.34±13.97a 352.86±22.93a 49.04±13.99a 148.33±12.02a A3 83.72±4.65bc 241.70±14.33b 39.23±7.33a 69.33±11.20b A4 109.59±10.29abc 150.04±15.25c 25.99±9.37a 32.00±1.00c