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在无病毒幼树上进行摘心、短截及涂发枝素试验，结果表明３种处理均可促进幼树多发枝，摘心和短截过的枝条促发的中、短枝较多，涂发枝素的枝条促发的超长枝较多，这有利于调整树体枝类组成和纠正偏冠树形。
In the virus-free saplings topping, stubs and Tu hair element test results showed that three kinds of treatment can promote the sapling more branches, topping and short cut off the branches to promote the sprouting more, painted Branches of branches of the trigger long branches more, which is conducive to adjust the composition of the tree branches and correct crown crowns.