购买果树苗木者,除了考察品种特性、丰产性、适应性以外,还应考察嫁接果树的砧木来源。因为,有的果农已在这方面吃过苦头:明明买苗时根系发达、主干粗壮,而栽植后三四年便渐渐萎缩,死亡。用什么样的砧木来嫁接果树,关系到果树丰产、优质与长寿,为此,在 The purchase of fruit tree seedlings, in addition to study the species characteristics, high yield, adaptability, but also examine the rootstock grafting fruit trees. Because, some fruit growers have suffered in this area: clearly rooted when buying seedlings, the trunk thick, and three to four years after planting will gradually shrink and die. What kind of rootstock to grafting fruit trees, fruit trees related to high yield, high quality and longevity, for which, in