酒泉市日光温室瓜菜病虫草害调查

Investigation on Diseases,Pests and Weeds of Vegetables in Sunlight Greenhouse in Jiuquan City

2010—2013年对酒泉市日光温室瓜菜病虫草害进行了调查,共发现瓜菜病害53种、害虫11种、杂草18种。其中发生频率10%以上、危害程度2级以上的病害种类20种、害虫4种、杂草4种。与露地相比,日光温室瓜菜病虫草害发生主要表现为发生种类多,病害逐年加重、虫害逐年下降趋势。

The diseases,pests and weeds of vegetables were investigated in sunlight greenhouse in Jiuquan city from 2010 to 2013 . The investigation results shows that altogether 53 species of the diseases,pests and weeds of vegetables appeared in the investigation areas,11 species of pests, 18 species of weeds,among them the frequency of more than 10% diseases,harm degree of level 2,there were 20 pecies of the diseases,pests and weeds of vegetables appeared,4 species of pests,4 species of weeds . As compared to that in the field,the diseases,pests and weeds of vegetables have the mainly presented in sunlight greenhouse of more species,the diseases has increased yearly,the pests has decreased yearly .