果树的再植问题在同一块地上旧栽新时，如仍栽同一树种就会表现出生育受阻与结果延迟的现象。程度轻者生长不旺；重者树体迅速衰亡。所以又称它为果树再植病。果树再植病给生产带来很多麻烦，有时造成很大损失。以前，我们对重栽的同种幼树生育不良大都归因于苗木质量差，... Reproduction of fruit trees in the same piece of land on the old planted new, if still planted the same species will show the phenomenon of delayed birth and delayed the phenomenon. The degree of light growth is not flourishing; severe tree declines rapidly. So it is also called replantation of fruit trees. Reproduction of fruit trees brings many troubles to production and sometimes causes great losses. In the past, most of the fertile saplings we replanted were mostly due to poor seedling quality, ...