高邮地区烟粉虱的发生及防治

Occurrence and Control of the Bemisia tabaci in Gaoyou area, Jiangsu province

对高邮地区烟粉虱寄主植物进行了调查,共查到烟粉虱寄主21科、48种(变种);烟粉虱在不同寄主上的危害程度有一定差异;通过棉田烟粉虱的系统调查,初步探明其发生特点及主要生物学特性,并提出了烟粉虱的综合防治技术措施。

The host plants of Bemisia tabaci was investigated in Gaoyou area, Jiangsu province. There were 48 species （varieties） of host plants of B. tabaci which belonged to 21 families. The investigation results also showed that though B. tabaci was pleophagous, it had certain selection to the host plants. By the system investigation of the population dynamic of B. tabaci in cotton fields, we had proved up its occurrence and main biological characteristic primarily, and bring forward integrated control of B. tabaci. Accompanying with the different seasons or weather conditions, the occurrence and the damage range of B. tabaci in the field also changed. The integrated control measures of measure were provided in this paper.