名词解释题
发布日期:2021-11-19
相对同龄林(relative even-aged forest)是2016年公布的林学名词。
绝对同龄林(absolute even-aged forest)是2016年经全国科学技术名词审定委员会审定发布的林学名词。
同龄林(Even-aged stand)林木的年龄相差不超过一个龄级的林分。林龄完全相同的林分称为绝对同龄林,多见于人工林。其营造方法和经营管理技术较异龄林简单。主伐时单位面积上可获得较大的出材量,有些树种在同龄林中可形成通直的树干,整枝也较良好。但防护作用不如异龄林。
标签: 同龄林
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