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黄杨怎么做防寒
更新时间: 2021-05-22 11:20:09  

1、通过对黄杨合理浇灌,科学施肥(如秋季少施氮肥,控制黄杨徒长)等措施,促进大叶黄杨生长健壮,增强其自身的抗寒能力。

2、浇封透水和返青水:在土壤封冻前浇一次透水,土壤含有较多水分后,严冬表层地温不至于下降过低、过快,开春表层地温升温也缓慢。浇返青水一般在早春进行,由于早春昼夜温差大,及时浇返青水,可使地表昼夜温差相对减小,避免春寒危害植物根系。

3、可以设风障:对新植的黄杨球,有主风侧或植株外围用塑料布做风障防寒,有的品种还需加盖草帘,北方栽移的大叶黄杨一般过上1至2年即可适应。

关键词: 黄杨 怎么 防寒

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