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苹果套袋是提高果品质量、增加经济效益的有效措施之一,但在实践中由于技术操作不规范和外界不利因素的影响,会出现一些问题,影响套袋的效果。问题一出现烂果、病虫果、日灼果纠正:套袋前一定要针对果园的具体情况,确定防治对象,选择相应的农药品种,及时、细致、周到地喷施防治轮纹烂果病的特效药、生物杀虫剂和灭幼脲类杀虫剂;落花后3~4周开始认真疏果并开始套袋,大型果一律留中心果,使树体负载量合理;对生
Apple bagging is one of the effective measures to improve fruit quality and increase economic efficiency. However, in practice, due to the non-standard operation of technology and the unfavorable factors from the outside, some problems will occur, which will affect the bagging effect. Problems a rotten fruit, pests and fruit, sunburn fruit Correction: bagging must be for the specific circumstances of the orchard, determine the prevention and treatment of the object, select the appropriate varieties of pesticides, timely, meticulous and thoughtful spraying rotten rot rot disease Of the pesticides and biuret insecticides; 3 to 4 weeks after the beginning of the flowers began to seriously thinning fruit and bagging, leaving all the large fruit center fruit, the tree body load is reasonable; Health