苹果树开花、坐果期间易出现低温天气,导致花器及幼果受到低温伤害,对此,大多数果园基本放弃疏花,仅疏果,使坐果率降低,继而表现减产。我站对原苹果疏花疏果技术进行改进,拟定了“3步法”技术,现该项技术已被当地果农接受,取得了良好效果。(1)“3步法”技术第1步:提早疏花序,这 Apple trees flowering, prone to cold weather during the fruit set, resulting in flower and young fruit cold damage, which, most of the orchard basically give up flowering, only thinning fruit, so that the fruit set rate, followed by performance reduction. I stand to improve the original apple thinning fruit thinning technology, drafting a “three-step method” technology, the technology has now been accepted by local farmers, and achieved good results. (1) “3-step method” technology Step 1: early flowering sequence, this