板栗留活支柱插皮腹接技术板栗留活支柱插皮腹接，具有操作简便，成活率、保存率高，接后管理省工、省料的优点，尤其适用于定植后２至３年生的幼树和大树高接换头，成活率及保存率均达到９５％以上，现将嫁接方法介绍如下。一、嫁接时期：当砧木离皮时即可进行嫁接，以栗... Chestnut stay strut Pinch abdominal technique Chestnut live strut spine incision, with simple, high survival rate, high preservation rate, then save labor, save the advantages of material, especially for 2 to 3 years after planting Saplings of trees and trees high head, survival rate and preservation rate reached 95% or more, now grafting methods are described below. First, the grafting period: when the rootstocks can be grafted from the skin to chestnut ...