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qiu dong fang guo shu bing chong hai
Author(s): 
Pages: 27
Year: Issue:  11
Journal: Tribune of Villages AND Townships

Keyword:  果树病虫害越冬场所防病虫树干涂白顶梢卷叶蛾落叶果树蛾类害虫柴油乳剂休眠期灰斑病;
Abstract: 秋冬防果树病虫害一、秋冬清除残枝落叶苹果的褐斑病、灰斑病,梨的黑星病,葡萄的褐斑病、白腐病,桃的褐腐病等病菌的越冬场所是残枝落叶及杂草;对梨瘤蛾、苹果顶梢卷叶蛾等形成的虫苞、虫巢t虫梢应结合秋清园冬修剪集中烧毁,以消灭越冬病虫。二、秋冬耕翻园地秋冬土...
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