油松大树移栽成活率与不同因素相关分析

为探讨油松（Pinus tabuliformis）在高速公路上移栽效果，对油松大树移栽与不同因素进行了相关分析，结果表明，油松移栽的成活率和保存率能达到90％以上；油松针叶的颜色随时间的变化而改变，移栽越早，颜色改变越快；油松形体的变化与选树、栽植效果有关，选树严格，栽植精细，树木形体的发育加快，形体优异、优良形占94％，达到了景观效果；公路两侧油松针叶枯黄因风力所致，今后移栽时就远离公路15～20 m ，并加强防护。

Analysis on Transplanting Survival Rate of Pinus tabuliformis with Different Factors

In order to discuss the transplanting effect of Pinus tabuliformis on highway ,transplanting and different factors of Pinus tabuliformis were analyzed .Result shows that ：the survival rate and the preservation rate of trans-planted Pinus tabuliformis all reach above 90% ;the color of the needles for Pinus tabuliformis change with the changes of time;the earlier the transplanting ,the faster the changes of the color ;the form changes of Pinus tabuli-formis have relationship with tree selection ＆ planting ;strictly selected tree ,planting meticulously ,growth of the tree are speedy ,the form of the trees are excellent ,excellent type constitute 94% ;the landscape effects were ob-tained;needles of Pinus tabuliformis on both sides of the road are brown due to wind force ;Pinus tabuliformis should be transplanted 15-20 m away from the road in the future ;Pinus tabuliformus ennds strengthing protection .