Abstract: Crop pest and disease control is an important part in agricultural production, is an important guarantee farmers' income.

摘要：农作物病虫害防治是农业生产中的一个重要环节，是农民增收的重要保证。

A kind of crop pest and disease collection and management system is developed based on crop disease and pest controlling actual need.

面向农作物病虫害防治管理工作需求，设计开发了农作物病虫害防治管理信息系统。

Cycloechinulin has not been extensively studied but has been reported to exhibit insecticidal activity against the lepidopteran crop pest Helicoverpa zea.

尚无对环丙烷刺孢曲霉素的广泛研究，但已报道它有杀昆虫的活性，能杀灭鳞翅类作物害虫棉铃虫。

Each year ten percent of the crop is lost to a pest called corn rootworm.

每年有10%的作物受损于一种叫做玉米根虫的害虫。