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树下埋药治蚜虫此法适宜浅根树木，在树液流动前，根据不同的树龄在树冠周围与树冠相齐的土中，分散埋入500～1000g呋喃丹，然后浇足水，每年埋2～3次，就基本可控制蚜虫危害了。毒签防治蛀干害虫用草酸、磷化锌、阿拉伯胶为原料，先将竹、木签一端蘸上磷化锌溶液，阴干后再蘸
Under the tree to cure aphids This method is suitable for shallow root trees, before the flow of sap flow, according to different age in the crown around the crown and the soil, dispersed in 500 ~ 1000g carbofuran dispersed, and then pour enough water buried 2 ~ 3 times, the basic control of aphids harm. Poisoned to prevent boring pests with oxalic acid, zinc phosphide, gum arabic as raw material, the first bamboo, wooden sign dipped in zinc phosphide solution, dried and then dipped