防治果树蛀干害虫的有效方法山西省平定县有一个４６．７ｈｍ２的果园，在防治天牛、多种木蛾及吉丁虫等果树蛀干害虫方面取得了明显的效果。具体方法如下：用５０％对硫磷乳油５０ｍｌ或５０％敌敌畏乳油５０ｍｌ加水２．５ｋｇ混合，用过筛后的红土制成药泥，在６月上旬... An effective method for preventing and curing pests of pests in the fruit trees Pingding County, Shanxi Province has a 46.7 hm2 orchard that has achieved remarkable results in controlling pests such as Bees, various wood moths, and jylinties. Specific methods are as follows: 50% parathion EC 50ml or 50% dichlorvos EC 50ml water 2.5kg mixed with sifted mud clay made in early June ...