unilateral light conditions 单侧光照
dark or light conditions 黑暗和光照条件下
measuring conditions for light sources 光源的测量条件
light and heat conditions 光热条件
light and dark conditions 黑暗和光照条件
To the seabuckthorn which has entered decline period, we should take reasonable measures thinning or stand improvement Stump, as to improve forest temperature and light conditions,and promote the initiation renewal and rejuvenation.
对于已进入衰败期的沙棘林,应采取合理疏伐或平茬措施进行林分改造,改善林内温度及光照条件,促进萌生更新和复壮。
参考来源 - 沙棘人工林衰败机理的研究·2,447,543篇论文数据,部分数据来源于NoteExpress
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