stage of seedling

• 苗期

stage of seedling的用法和样例：

例句

1. Studies on Seedling Traits of New Clones of Populus tomentosa Carr.
   毛白杨新无性系苗期性状对比研究。
2. Cowpeas were seriously damaged by the pest in the new seedling stage and the later pod stage.
   豇豆苗期前期及结荚后期受此虫为害较重，秋植豆受害较春夏植豆重。