Populus. sp

• 杨树

Populus. sp的用法和样例：

例句

1. As for the existing problems, individual opinions were put forward to provide the theoretical guidance for Populus resistance breeding.
   文章综述了杨树抗虫性研究的现状与进展，并针对存在的问题进行了讨论，以期为杨树的抗虫育种提供理论参考。