developmental period

• 发育历期

developmental period的用法和样例：

例句

1. Moreover, under field inconstant temperature conditions, the developmental time of B. tabaci on Goukang No.22 was 13.6% shorter than that on S3 cotton.
   在同一品种棉花上，饲养在苗期棉花上烟粉虱的发育历期较花铃期棉花长。