lespedeza davurica造句

例句与造句

1. There existed self - poison phenomenon and the ri was up to - 1 during the germination of s . chamaejasme when the concentration of petroleum ether extract was 20 gdw . ml - 1 . furthermore , different concentrations of ethanol extract inhibited the germination of lespedeza davurica
   瑞香狼毒的自毒作用明显，其作用的主要成分是叶乙醇提取物，当浓度为20gdw ? 100ml ~ ( - 1 )时，完全抑制了瑞香狼毒种子的萌发，化感效应指数达到- 1 。
2. It's difficult to find lespedeza davurica in a sentence. 用lespedeza davurica造句挺难的