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苹果病虫害和物候期有密切关系,利用病虫害和物候期的相关性进行防治,有事半功倍的效果。 1、芽萌动期。是腐烂病侵染,发病高峰期,防治方法是刮除粗皮,病斑,然后涂100倍福美砷加100倍害立平,以铲除腐烂病原。同时可兼治苹果轮纹病。 2、芽开绽期。红蜘蛛开始出蛰活动、炭疽病、轮纹病开始传播,可喷3度石硫合剂加对硫磷或马拉
Apple pests and phenology are closely related to the use of pests and diseases related to the prevention and treatment of phenology, there is a multiplier effect. 1, bud germination period. Is rotten disease infection, peak incidence, prevention and treatment method is to scrape the bark, lesion, and then coated with 100 times Fumei plus 100 times Ricoh to eradicate the decay pathogen. At the same time can cure Apple’s rotund disease. 2, buds bloom. Red spider began sting activities, anthrax, whey began to spread, you can spray 3 degrees stone sulfur mixture plus parathion or mara