柚树的花是总状花序,花量多,但着果率低,特别是刚投产的幼龄树更为严重.本试验是为适应生产需要而展开的.一、试材和方法试验在仙游县度尾乡农场等处的4年生“度尾蜜柚”上进行.每处理各5株,工具是用两片刀片夹在小木板上中间隔0.8厘米,在主枝上平行环割,割出两条环线.用刀把皮挑起,随即将皮倒置贴回枝上原处.用塑料薄膜包扎好.在柚树盛花期进行割环. Pomelo tree flower is raceme, spend more, but the fruit rate is low, especially the young tree just put into production more serious.This test is to meet the production needs and expand the test materials and methods in Xiangyou County, Tau Township farm, etc. 4-year-old “degrees tail pomelo” on each treatment of 5, the tool is to use two blades in the small wooden board at a distance of 0.8 cm in the main branch parallel ring cut , Cut out two ring line with a knife to pick up the skin, then the skin upside down affixed to the branches of the original place with a plastic film bandage in the flowering ring cut in the pomelo tree.