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柑桔嫁接苗定植三年后已具备开花结实的能力。如果管理不当,肥水过旺,易形成旺长,出现花而不实现象,特别是蜜桔表现尤为明显。1991～1993年,凤凰县经济作物试验站对柑桔旺长幼树采取环割的办法,收效良好。1991年对1988年定植的1500株柑桔旺长幼树进行环割后,平均667平方米产桔600公斤,比对照增产150公斤,增产33.3％;1992年和1993年对
Citrus grafted seedlings planted three years already have the ability to flowering and fruiting. If mismanaged, over-fertile water, easy to form a prosperous, appear without realizing the flowers, especially the performance of tangerines is particularly evident. From 1991 to 1993, Fenghuang County Economic Crops Experimental Station adopted a circumcision approach to the vigorous saplings of citrus trees and achieved good results. After the ring cutting of 1500 citrus young saplings planted in 1988 in 1991, the average yield of 667 square meters of orange was 600 kg, an increase of 150 kg compared with the control, an increase of 33.3%. In 1992 and 1993,