1) Pinus tabulaeformis population
油松种群
1.
Dynamic characteristics of hillsides-closed afforested Pinus tabulaeformis population in Huanglongshan forest zone;
黄龙山林区封育油松种群动态研究
2.
Spatial distribution pattern of Pinus tabulaeformis population in Taiyue Mountain,Shanxi Province
山西太岳山油松种群的空间分布格局
3.
With the method of spatial sere substituting for time sere,by trunk size structure in place of age structure,using life table and survival analysis,the structure and dynamics of Pinus tabulaeformis population at different elevation on the Southern slope of Houqiao were studied.
以种群径级结构代替年龄结构,采用静态生命表和生存分析方法,研究了平陆县后其凹山南坡不同海拔油松种群结构和动态规律。
2) Eggs population of Dendrolimus tabulaeformis
油松毛虫卵(块)种群
3) Pinus tabulaeformis Carr. population of silvicultural pureforest
油松人工纯林种群
4) Glyptostrobus pensilis population
水松种群
5) Pinus densiflora population
赤松种群
1.
By using the probability distributions and aggregation intensity indxes, the types of spatial patterns and intensity of Pinus densiflora population in Shandong Province were preliminarily studied.
利用分布类型和聚集强度指数对山东主产区赤松种群的空间分布型及强度进行了初步研究 。
6) Juniperus rigida population
杜松种群
1.
In order to characterize the age structure and dynamics of the Juniperus rigida population so as to better conserve its resources,the static life table,the curves of survivorship,mortality rate of the population were drawn.
结果表明:杜松种群数量少,幼苗更新不良,属于衰退型种群。
补充资料:种群增长率(见种群出生率)
种群增长率(见种群出生率)
种群增长率见种群出生率。
说明:补充资料仅用于学习参考,请勿用于其它任何用途。
参考词条