论文部分内容阅读
利用思茅松优良林分选择的107块调查样地,分别以相近地域的样地为同一种群,对种群间进行了各主要生物性状因子的分析比较,应用综合评分法评出了景东者后种群、思茅普洱种群、镇源振太种群为思茅松优良种源,供生产用种。
Using 107 sample plots selected from the optimal stands of Pinus kesiya var. Kongsongnsis, the plots of the similar regions were taken as the same group, and the major biological traits were compared among the groups. Population, Simao Pu’er population, Zhenyuanzhentai population is an important provenance of Simao pine, for the production of species.