【作者】 张旭； 李惟基； 李孙荣； 郑振宇；

【Author】 Zhang Xu;Li Weiji;Li Sunrong;Zheng Zhenyu;China Agricultural University;

【机构】 中国农业大学； 甘肃省农业委员会；

【摘要】 选用徐18等国内外的17个甘薯品种(系),作温室和田间试验,系统考察它们对乙草胺等9种除草剂的耐药性。筛选出普乐宝、氟乐灵和盖草能等三种除草剂对甘薯药害小,除草效果较好,适用于甘薯田的化学除草。同时筛选出耐这三种除草剂的甘薯品种遗306、徐18和红红1号。更多还原

【Abstract】 Seventeen sweet potato varieties or lines were evaluated for herbicide tolerance in field and greenhouse studies.Result showed that propisochlor,trifluralin and haloxyfop are available for weed control in sweet potatoes.They did very little damage to sweet potato plants and effectively controlled some broadleaf and grass weeds in sweet potato field.Analysis of fresh weight,dry weight and vine length of sweet potato varieties or lines demonstrates that Yi-306,Xushu-18 and Honghong No.1 are tolerant to propisochlor,trifluralin and haloxyfop.更多还原