英语语法分析

The article analyzed the situation of carrying out nuisanceless agro-food certification for 5 years.

分析无公害农产品认证开展5年来的情况。

This paper introduces some kinds of production techniques for insect disease prevention of nuisanceless vegetables.

文章介绍了无公害蔬菜防治病虫害的几种生产技术。

The premium service system is established well, and the technique of nuisanceless prevention and management pest are studied actively.

建立健全优质高效的技术服务体系，积极开展桑蚕病虫害的无公害防治技术研究。