本文研究了不同生育时期追施氮肥与超高产小麦后期衰老的关系。

The relationship between nitrogen application at different stage and super high yielding wheat senescence in its later growing stage was studied in this paper.

youdao

本文研究了不同生育时期追施氮肥与超高产小麦后期衰老的关系。

The relationship between nitrogen application at different stage and super high yielding wheat senescence in its later growing stage was studied in this paper.

youdao