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冬季,天寒地冻,害虫潜踪,猖獗危害果树的各种害虫以不同的形态,按照自己的生活规律,潜入不同的场所,进入越冬状态。此时采取有针对性的防治措施,就可大大压低来年虫源,延缓危害高峰,减轻害虫在生长季节的危害。果树害虫的越冬场所,主要有①树上被害枝条,包括芽腋、果台;②树皮缝隙、翘皮、剪锯口处;③树干周围的土壤、枯枝、枯草、落叶;④屋角、房檐下、空房、山洞、草坡、石缝等地方。 根据上述害虫越冬场所,应有针对性的采取防治措施。
Winter, frostbite, pest tracing, rampant fruit trees of various pests in different forms, according to their own laws of life, sneaked into different places, into the winter. At this point to take targeted prevention and control measures, we can greatly reduce the source of the next year, delay the damaging peak, reduce the pests in the growing season of the hazards. Fruit trees pests overwintering places, there are ① tree branches, including bud axillary, fruit Taiwan; ② bark crevices, skins, cut at the mouth of the saw; ③ trunk around the soil, dead branches, hay, deciduous; ④ corner , Eaves, vacant rooms, caves, grass slopes, crevices and other places. According to the pests overwintering places, should be targeted to take preventive measures.