苹果幼龄树的抽干死亡，在中国的西北地区十分普通，给苹果的发展带来了严重的障碍。为了摸清和解决苹果幼树的抽干问题，我们进行了多年深入的试验与研究，收到了显著效果，解决了抽干死亡的问题。现介绍如下：１用耐寒抗盐碱的砧木苹果是抗盐碱较差的一种果树，因此，基... The death of the young apple tree stems, which is quite common in the northwest of China, has brought serious obstacles to the development of the apple. In order to find out and solve the problem of apple tree sap extraction, we conducted many years of in-depth experiments and research, received significant results and solved the problem of pumping death. Are introduced as follows: 1 with cold-resistant anti-salty rootstock Apple is a poor salt-resistant fruit trees, therefore, base ...