葡萄几种病虫害的周年防治

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1.11月中旬至翌年3月底,在葡萄休眠期做好清园工作。结合修剪,剪除病虫危害枝,具有一年生膨大特征的透翅蛾虫枝也要剪除,送出园外集中烧毁。清理加深沟墒,建好排灌水系统,使生长期的葡萄园在雨后能及时排除积水,降低园内温度,减轻病害。发芽前喷一次铲除剂,可用80%五氯酚钠300倍加3~5度石硫合剂混合液,以铲除多种越冬病虫害菌源。 1. From mid-November to the end of March of the following year, do the clearing work in the grape dormancy period. Combined with pruning, cutting pest endangered branches, perennials have expanded characteristics of the pest-piercing moth branches have to cut off, sent out of the park focused on burning. Clean up and deepen ditch moisture, build irrigation and drainage system, so that the growing vineyard in the rain after the timely removal of water, reduce the temperature in the park, reduce disease. Spraying a shootout before sprouting, 80% sodium pentachlorophenate can be used 300 times plus 3 ~ 5 degrees stone sulfur mixture mixture to eradicate a variety of winter pests and diseases source.
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