Their morphology, damage and occurrence rule were introduced, and the integrated control technique was given.

并介绍了其形态、为害和发生规律，提出了综合防治技术。

youdao

Their morphology, damage and occurrence rule were introduced, and the integrated control technique was given.

并介绍了其形态、为害和发生规律，提出了综合防治技术。

youdao