据山西科技报的有关报道,在不同时期修剪的苹果树,树体组织中的含水量,树体生长状况和产量有明显的差别。一般11月和1月修剪比3月份修剪树体组织中束缚水含量高,前者生长旺盛,结果良好,产量也高,同时对低温、干旱、严寒的抵抗性也大为增加。从每年的11月到次年的3月份,在此阶段内修剪越早,愈有利于促进果 According to Shanxi Science and Technology News reports, pruning of apple trees at different periods, tree tissue water content, tree growth status and yield were significantly different. Generally November and January trimming than in March pruning tree tissue high bound water content, the former vigorous growth, the result is good, the yield is also high, while the low temperature, drought, cold resistance is also greatly increased. From November of each year to March of the next year, the earlier the period of pruning in this stage, the more conducive to promoting fruit