UV-B胁迫下Ca 2+对颠茄生理特性与次生代谢产物的调控研究

卢克欢,刘兴,杨怡,廖志华,吴能表

Effect of Exogenous Ca 2+ on Physiological Characteristics and Secondary Metabolites accumulation of Atropa belladonna L. Seedlings under UV-B Stress

Ke-Huan LU,Xing LIU,Yi YANG,Zhi-Hua LIAO,Neng-Biao WU

表1 颠茄幼苗的处理组合

Table 1 Different treatments of Atropa belladonna L.

处理组 Group CaCl2 浓度 CaCl2 concentration (mmol L-1) UV-B辐射强度 UV-B radiation intensity (μW cm-2) 处理时间 Treatment time (d) T0 0 0 4, 8, 12 T1 0 10 4, 8, 12 T2 2 10 4, 8, 12 T3 4 10 4, 8, 12 T4 6 10 4, 8, 12 T5 8 10 4, 8, 12