苹果黑星病防治技术要点
Northwest Horticulture（2021）
Abstract
苹果黑星病又名苹果疮痂病, 主要危害苹果叶片和果实,导致叶片提早脱落,严重影响来年花芽发育,被侵染的果实商品性降低,贮存性下降.今年春季多雨低温, 黑星病在很多防治不力的苹果园爆发,引起减产,发生严重的苹果园减产率高达70％.黑星病是近年来危害严重的苹果园病害,必须高度重视,认真防治.
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