蔬菜病虫害绿色防控研究

[目的]探究绿色防控技术在蔬菜病虫害防治上的应用效果。[方法]在深圳宝安区石岩蔬菜基地建立绿色防控示范区,采用农业、物理、生物和化学等综合措施进行绿色防控,调查小菜蛾、斜纹夜蛾和黄曲条跳甲3种主要害虫的危害情况并检测蔬菜残留。[结果]与空白对照区相比,采用绿色防控措施降低了害虫数量,减少了农药使用次数和成本,降低了蔬菜农药残留。[结论]绿色防控措施有大面积应用前景。

Study on Application of Green Prevention and Control in Controlling Plant Diseases and Insect Pests of Vegetables

[ Objective] The aim was to explore application effect of green prevention and control in controlling plant diseases and insect pests of vegetables. [ Method] Green prevention and control demonstration area was build in Shenzhen Bao＇ an District Shiyan Vegetable Base, and green prevention and control technologies were applied, including agricultural measures, physical measures, biological measures and chemical measures. The damage conditions of Plutella xylostella（ L. ）, Spodoptera litura and Phyllotreta striolata （F.） were investigated, and pesticide residue of vegetables was detected. [ Result ] Compared with control, green prevention and control technology could decrease amount of pests, using times of pesticide and cost as well as pesticide residue of vegetables. [ Conclusion] Green prevention and control technology has large-ar- ea application prospect.