rigorous selection

• 严格选择

rigorous selection的用法和样例：

例句

1. The wheat varieties with high resistance to WSSMV and high yield potential could be developed by both pedigree selection and intervarietal cross.
   通过系统选育和采用抗感品种间杂交，后代进行严格选择，均可以育成抗病高产的小麦品种。