英语语法分析

Botrytis cinerea can cause great lose in crop production because of the wide host area.

灰霉由于具有广泛的宿主范围，因而可以引起农业生产中的巨大损失。

The fungicidal activities and disease resistance of short peptide LD-1 against Botrytis cinerea were tested in this paper.

本文以番茄灰霉病为供试菌株，研究了短肽LD-1对番茄灰霉病的抑制作用及其抗病性。

Antagonistic bacterium B9 strain was isolated from the healthy leaves of plants which suffered severely from Botrytis cinerea.

B9菌株是从番茄灰霉病发生严重植株的健康叶片上分离到的拮抗细菌。