几乎所有关于果树栽植技术的文章都强调:在栽植时,苗木根颈部要稍高于地面,待浇水后,苗木下沉,使根颈部与地面平,避免栽植过深。在生产实践中,我们也确实看到,栽植过深的苗木不易成活,即使成活,也迟迟不发芽,生长极为衰弱,甚至死亡。这是什么原因呢?现根据我所掌握的材料结合个人看法答复如下: Almost all articles on fruit tree planting emphasize: When planting, seedling root neck slightly higher than the ground, to be watering, seedlings sink, so that the root of the neck and ground level, to avoid planting too deep. In production practice, we also do see that the planted seedlings are not easy to survive. Even if they survive, they will not germinate and their growth will be very weak and even die. What is the reason for this? According to the materials I have in my own opinion, I reply as follows: