In this paper, the occurrence regulation of the apple woolly aphid was described, and one method of field trials was proposed by the Guidelines for the field efficacy trials.

本文介绍了苹果绵蚜的发生规律，并参照《田间药效试验准则》，提出了其田间药效试验方法。

youdao

In this paper, the occurrence regulation of the apple woolly aphid was described, and one method of field trials was proposed by the Guidelines for the field efficacy trials.

本文介绍了苹果绵蚜的发生规律，并参照《田间药效试验准则》，提出了其田间药效试验方法。

youdao