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随着果树生产的大力发展,人们生活水平的日益提高,人人对水果的需求档次越来越高。为此在河西苹果梨主产区进行果实套袋,提高果实外观刻不容缓。去年民乐县园艺场同中科院兰州分院在该场进行了此项试验,取得了一定的经验,现将具体操作方法介绍如下:1 套袋前的准备 梨果套袋是在疏果的基础上进行,疏果时间应比常规的适当推迟,4月末盛花,5月中下旬生理落果后疏果,选留果实端庄,果柄长边花果,并对全树喷一次杀虫剂,消灭果面的害虫。
With the vigorous development of the production of fruit trees, people’s living standards are increasing day by day, and everyone’s demand for fruits is getting higher and higher. To do this in the main producing areas in Hexi apple fruit bagging, to enhance the appearance of the fruit without delay. Last year, Minle County Horticultural Field Lanzhou Branch of the Chinese Academy of Sciences in the field conducted this experiment, and gained some experience, now the specific method of operation are described below: 1 set before bagging pear bagging is done on the basis of thinning , Thinning time should be postponed than conventional appropriate, flowers bloom at the end of April, mid-to late physiology fruit after fruit thinning fruit, dignified fruit, long handle fruit, and the whole tree spray a pesticide, eliminate fruit surface Pests.