当前影响家种山桅子产量的原因之一是落花落果问题,一般落果率为20%。严重达60%。最大限度减少落花落果,力争座果率。是山栀子生产上急待解决的课题。我们于1978年起,从观察山栀子生长发育规律入手,探求落花落果原因。寻找出综合性的防治措施,使落花落果率降低到3.5%左右。在指导大面积生产上,取得了较好的成效。一、山栀子落花落果的原因 At present, one of the reasons that affect the yield of pedigree in home-grown hills is the drop of flowers and fruit, the general rate of fruit drop is 20%. Seriously up to 60%. Minimize disastrous losses, and strive to fruit set rate. Mountain Gardenia production is an urgent issue. We started in 1978, from the observation of the law of growth and development of gardenia beginners, to explore the reasons for falling flowers. Find a comprehensive prevention and control measures, so that the rate of drop falling to about 3.5%. In guiding large-scale production, and achieved good results. First, the mountain gardenia fruit drop reason