防治大蒜根蛆四法宣威县海岱乡党委６５５４０９陈尤智根蛆（种蝇幼虫），对大蒜危害严重，它钻入鳞茎内取食，受害鳞茎内被蛀食成孔洞，引起腐烂，上部叶片表现桔黄、调萎至死亡，其防治方法是：１、播前防治，大蒜播种前，每亩用５００～１０００克敌百虫粉，喷入播种沟... Prevention Garlic root maggot four law Xuanwei County, Haitai Township Party Committee 655409 Chen Youzhigang maggots (species fly larvae), on the garlic serious harm, it drilled into the bulb to eat, the injured bulbs were eaten into holes, causing decay, the upper leaves Performance of orange, wilt to death, the prevention and treatment methods are: 1, sowing before sowing, before sowing garlic, with 500 ~ 1000 grams of trichlorfon powder per acre, into the sowing ditch ...