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1970年前后,我省江津县、宜宾市在调查处理柑桔溃疡病树时,在一些重病果园里发现混栽的温州蜜柑感病轻微甚至不感病以后,对一些感病的成年树果园,采取对原有树冠上的骨干枝组和辅养枝尽量保留,用温州蜜柑接穗多头高接换种处理溃疡病树,使全树形成许多新头树冠的试验示范,结果不但能防除病害为害,而且能在接换后充分利用原有树冠上的骨架,使之在接换种第三年恢复树冠和产量。高接换种花钱不多保留了
Before and after 1970, Jiangjin County, Yibin City, the province in the investigation and treatment of citrus canker tree, in some serious orchard found in the mixed cultivation of Satsuma mild or not susceptible after some of the susceptible adult tree orchard, taken On the original canopy on the backbone of the branch group and auxiliary support branches as far as possible retained, with Wenzhou honey satsuma long pick high pick exchange disease treatment tree, the whole tree to form many new crown test demonstration, the result will not only be able to control the disease damage, and Can take full advantage of the exchange after the skeleton on the tree canopy, so that the exchange of species in the third year to resume crown and yield. High exchange rate to spend less reserved