合理疏花、疏果是防止果树大小年结果,实现高产稳产的重要手段。我国果树生产上一般采用人工疏花、疏果,但由于费工过多,往往因劳力不足不能及时完成作业,而降低了预期的效果。有些苹果新区常因劳力的矛盾而放弃人工疏除,致使大小年缩果现象严重,果实产量和品质 Rational thinning, thinning fruit is to prevent the size of the annual results, an important means to achieve high and stable yield. Fruit trees in our country generally use artificial flowers, fruit thinning, but due to excessive labor costs, often due to labor shortage can not be completed in time, and reduce the expected results. Some Apple New Area often give up labor conflicts due to the contradiction between labor and labor, resulting in serious size reduction, fruit yield and quality