The host plants of 8emisia tabaci （Gennadius） in Shaanxi were investigated, and its damage degree was evaluated by hazard index in 2013 and 2014. There were 73 species （variants） of host plants of B. tabaci belong...The host plants of 8emisia tabaci （Gennadius） in Shaanxi were investigated, and its damage degree was evaluated by hazard index in 2013 and 2014. There were 73 species （variants） of host plants of B. tabaci belonging to 28 families, mainly concentrated in Cueurbitaceae, Crueiferae, Solanaceae, Laguminosae md Malvaceae. There were seven species of vegetables that suffered the damage of grade 4. B. tabaci was more serious in southern Shaanxi and lighter in northern Shaanxi. According to the distribution of host plants, the occurrence status of B. tabaci in Shamvd Province was analyzed and its development tendency was oredicted.展开更多
基金Supported by Special Research Project of Shaanxi Department of Education(14JK1822)Doctoral Scientific Research Program of Yan'an University(YDBK2013-3)+1 种基金Science and Technology Research Program of Yan'an City(2014CGZH-09)Science and Technology Project of Shaanxi Tobacco Company(YAYC-2014-FW-01)
文摘The host plants of 8emisia tabaci （Gennadius） in Shaanxi were investigated, and its damage degree was evaluated by hazard index in 2013 and 2014. There were 73 species （variants） of host plants of B. tabaci belonging to 28 families, mainly concentrated in Cueurbitaceae, Crueiferae, Solanaceae, Laguminosae md Malvaceae. There were seven species of vegetables that suffered the damage of grade 4. B. tabaci was more serious in southern Shaanxi and lighter in northern Shaanxi. According to the distribution of host plants, the occurrence status of B. tabaci in Shamvd Province was analyzed and its development tendency was oredicted.
