Natural forest stand structure of Pinus tabulaeformis was studied.
对油松天然林的林分结构进行了研究。
No stand structure, decoration, exhibit or display or furnishings may extend beyond the boundaries of the stand.
展台结构，装饰，展品，展具或家具设备的摆设不得越过展位边界线。
Based on survey resources in the past years, natural forest stand structure of Pinus tabulaeformis in Machibei was studied.
依据历年调查资料，对麻池背油松天然林的林分生长结构进行了研究。
In the paper the sequence of forest tending operations in black locust stands is proposed, based on results of long-term stand structure and forest yield trials.
本文根据林分结构和森林产量长期实验林的研究成果，提出了刺槐林的抚育作业次序。
It pointed out the main factors determining the growth of fruit bodies of the edible fungus Suillus luteus and the greatest yield were accompanying tree species, site, forest stand structure and soil;
提出决定褐环粘盖牛肝菌等菌根食用菌子实体能否发生和发生最大产量的根本因素是共生树种类型、立地、林分结构、土壤；
According to the theory of forestry health, the forestry health in Qilian Mountain is affected by mice pest, snow break, landslide, drought and unreasonal forestry stand structure and so on.
应用森林健康理论，分析得出威胁祁连山森林健康的主要自然灾害为病虫鼠害、雪折、风倒滑坡、气候干旱及森林组成和林分结构不合理；
The diameter distributions were simulated by the modified exponential distribution function for describing the stand structure, based on inventory data of broad-leaf forest in Changbai Mountain.
以长白山阔叶林三类清查资料为依据，采用修正指数分布式拟合并预测林分的直径分布。
Stand structure is the foundation and manifestation of stand functions.
林分结构是林分功能的基础和表现。
Stand structure is the foundation and manifestation of stand functions.
林分结构是林分功能的基础和表现。
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