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寒地苹果幼树矮密早栽培四季修剪技术苏兴祥，谷佩芝，阎晓锋，肖明刚（黑龙江省农垦科学院作物所佳木斯１５４００７）传统的果树整形修剪只在冬季进行，冬季大量剪枝，浪费了大量营养，幼树结果困难，不能早期进入丰产期。目前在世界范围内推广矮密早栽培，苹果树整形修...
Pruning techniques of four-season pruning of apple trees in winter in cold region Su Xingxiang, Gu Peizhi, Yan Xiaofeng, Xiao Minggang (Crops Institute of Heilongjiang Academy of Land Reclamation Sciences, Jiamusi 154007) The traditional pruning of fruit trees is only carried out in winter and many pruning in winter, Tree results difficult, can not enter early high yield period. At present, the promotion of aridity early cultivation worldwide, apple tree plastic repair ...