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冬季,在种果树害虫正值休眠期,集中且不吃不动。因此,冬季是防除果树病虫害的大好时机。其防治方法主要有以下几种: 一、绑把。入冬前,在果树上绑上草把,引诱害虫到草把内产卵越冬。到入冬后再将草把解下来烧掉,可消灭大量的在草把内越冬的害虫。二、耕翻。初冬耕翻果园,将落叶、残枝、病果、杂草等埋入土内,使在地面的落叶、残枝、病果、杂草土越冬的病虫源被翻入地下,而在土壤内越冬的害虫暴露于土表,破坏了害虫的越冬规律,使害虫被冻死或闷死。
In winter, fruit trees and pests are dormant, concentrated and can not eat. Therefore, winter is a good time to control pests and diseases of fruit trees. The prevention and treatment methods are the following: First, tied. Before winter, tie the grass to the fruit tree and lure pests into the grass to lay eggs in the winter. After the winter then the grass solution to burn, can eliminate a lot of pests in the grass inside the winter. Second, plowing. Beginning winter plowing orchard, the leaves, stumps, sick fruit, weeds and other buried in the soil, so that the ground leaves, stumps, sick fruit, weeds soil overwinter pest source was turned into the ground, and in the soil Overwintering pests exposed to the soil surface, destroyed the overwintering pests rules, so that pests were frozen or suffocated.