栽植苹果苗,因成活率不高或成活后生长发育缓慢的原因造成失误很多,现将失误原因与对策提出,供参考。 一、挖大坑(槽)生长不旺 果苗栽植,按技术要求,要挖大坑,给新栽幼树创造水、肥、气、热俱全的土壤环境。现实中,有人三镢头栽一棵,踩一脚反比挖大坑的发芽早,易成活。挖大 Apple seedlings planted, due to the survival rate is not high or slow growth and survival after the cause of many mistakes, the reasons for mistakes are made and countermeasures for reference. First, digging ditches (trough) growth is not prosperous Fruit seedlings planted, according to technical requirements, to dig the pit, to the newly planted saplings to create water, fertilizer, gas, heat and soil conditions. In reality, some people planted a head, one step on foot dug excavation early, easy to survive. Dug big