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Fav十万个为什么
为什么移栽植物时要除去一些叶？
移栽植物时要除去一些叶，主要是因为减少蒸腾作用、降低水分流失以及减轻根系负担。
1、减少蒸腾作用：叶片是植物进行蒸腾作用的主要器官，移栽过程中，根系受到损伤，吸水能力减弱，剪去部分叶片可以减少水分通过蒸腾作用流失，避免植物因缺水而萎蔫。
2、降低水分流失：移栽后，植物需要一段时间适应新环境，剪去部分叶片可以降低整株植物的需水量，减少水分流失，提高移栽植物的成活率。
3、减轻根系负担：移栽过程中，根系会受到一定程度的损伤，剪去部分叶片可以降低植物对养分和水分的需求，减轻根系的负担，有利于根系恢复生长。
总结：移栽植物时要除去一些叶，主要是因为减少蒸腾作用、降低水分流失以及减轻根系负担。
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