山西烟粉虱寄主植物及其被害程度调查

Investigations on the host plants of Bemisia tabaci and evaluation on their occurrence in Shanxi Province

连续3年对山西省烟粉虱的寄主植物进行调查、鉴定,并根据寄主植物上烟粉虱的种群数量将其危害程度划分为4个等级。调查结果:山西省现有烟粉虱寄主植物27科103种(变种),其中葫芦科、十字花科、茄科和豆科等被害较为严重。全省以晋南地区受害最重,寄主种类较多。

The host plants of Bemisia tabaci (Gennadius) were investigated and identified from 2001 to 2003 in Shanxi Province.All of the host plants can be classified into 4 grades according to the damage degree caused by B.tabaci.There were 103 species of host plants of B.tabaci belonging to 27 families , among which Cucurbitaceae,Solanaceae, Cruciferae and Leguminosae are the major families.B.tabaci is more serious in southern Shanxi.