Experiment on fruit thinning ratio of Citrus changshan-huyou demonstrated that the treatment of 15% - 20% thinning ratio had the better result, which could increase evidently yield and percentage of the first class fruit, and increase fruit weight.

• 胡柚果实以果径80-100mm的品质最佳,通过疏果技术可提高果实的均匀度,提高商品等级,其效果显著。 试验表明,疏果量在15%25-20%25的处理能显著提高一级优质果的产量和比例,减少二级果、等外果的产量和比例,增加单果重量,而且对单株产量影响很少。