果树管理的重要原则是因势利导,定向调控,使生长和结果处于最佳平衡状态。这里所说的势,主要指树势及树相。判断树势的主要指标有三: 1、枝类组成。丰产稳产树。其长枝比例约为5%～10%,中、短枝比例应在90%以上。长势越旺 The important principle of fruit tree management is to make the best use of the situation and to direct the control so that the growth and the result are in the best balance. The situation mentioned here, mainly refers to the tree and the tree phase. Three main indicators to determine the potential of the tree: 1, composed of branches. High and stable yield trees. The ratio of its long branches is about 5% to 10%, the proportion of short branches in more than 90%. Growing prosperous