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[水稻病虫害防治] 稻瘿蚊用什么药防治?_中国农业网_农林网_种植...

4、采用药剂防治,在早稻标葱多的地区,晚稻播种前每亩用3%呋喃丹颗粒剂3kg措施;在水稻秧苗移栽前7~10天,当秧苗内活虫率达2%以上时,每亩用40%乐果乳油0.25kg,或3%呋喃丹颗粒剂3kg拌毒土措施;在移栽期发现秧苗带虫,可用90%晶体敌百虫800倍液或40%落果乳油500倍液,浸秧根后在阴凉处用薄膜覆盖5小时后再移栽。
nonglinzhongzhi.com/a/8/2017/0507/34... 2023-6-18