2) Natural secondary broad-leaved forest
天然次生阔叶林
3) Native secondary evergreen broad-leaved forest
天然次生常绿阔叶林
4) secondary forest
天然次生林
1.
Under the similar site condition, the secondary forest and the mixed plantations had greater water conservation function and better maintenance of soil fertility than the pure stands did.
在相同的立地条件下,天然次生林和混交林具有更好的维持地力作用和更高的水源涵养功能。
2.
Aims We studied root morphology across the first five branch orders of 20 hardwood tree species from secondary forest in northeastern China.
该文根据细根分枝等级划分方法,研究了东北帽儿山天然次生林20个阔叶树种1～5级根直径、根长和比根长等形态指标。
5) natural secondary forest
天然次生林
1.
Investigation on natural secondary forest community in Hefei area;
合肥地区天然次生林群落的调查研究
2.
Point pattern analysis of spatial distribution of natural secondary forest populations in mountainous area of Beijing: A case study of Wuling Mountain nature reserve;
北京山区天然次生林种群空间分布的点格局分析——以雾灵山自然保护区为例
3.
Thinning effect on growth status of natural secondary forest;
天然次生林抚育间伐效果
6) Natural secondary forests
天然次生林
1.
Nutrient distribution and accumulation patterns of natural secondary forests on the Loess Plateau of Shanxi Province.;
晋西黄土区天然次生林营养元素分配与积累研究
2.
The carbon density and storage in four types of natural secondary forests are studied,and the results show that: 1) the range of carbon density in different apparatus of natural secondary forests is from 0.
通过对帽儿山林场4类天然次生林碳素密度及储量的比较研究,结果表明:1)天然次生林主要树种不同器官中碳素密度变化范围在0。
3.
The soil water content of different natural secondary forests in eastern mountains of Heilongjiang Province was studied,and the results showed that:①The soil moisture of natural secondary forests in different terrains declined gradually as the soil depth increased;②The soil water contents varied most in the depth of 0～10 cm,up to 20.
对黑龙江省东部山地不同地形天然次生林土壤水分含量进行研究,结果表明:①不同地形天然次生林土壤含水量随土壤深度的增加逐渐减小;②在0~10 cm处各林型土壤平均含水量差异最大,达20。
补充资料：北方针叶林
北方针叶林
（borealconiferousforest）亦称泰加林（Taiga）。分布于北半球高纬度地区，由松、杉类植物形成的森林，是寒温地带性植被。群落结构简单，树冠整齐、层次分明，乔木以松、云杉、冷杉、铁杉和落叶松等属占优势，多为单优势种森林。林中典型动物有驼鹿、驯鹿、猞猁、雪兔、松鼠、松鸡等。气候寒冷，土壤有永冻层，不宜耕作，故自然面貌保存较好。分布于欧亚大陆和北美大陆北部，分布带相当宽。在我国主要分布于大兴安岭和阿尔泰山。世界木材产量的一半来源于此林。
（borealconiferousforest）亦称泰加林（Taiga）。分布于北半球高纬度地区，由松、杉类植物形成的森林，是寒温地带性植被。群落结构简单，树冠整齐、层次分明，乔木以松、云杉、冷杉、铁杉和落叶松等属占优势，多为单优势种森林。林中典型动物有驼鹿、驯鹿、猞猁、雪兔、松鼠、松鸡等。气候寒冷，土壤有永冻层，不宜耕作，故自然面貌保存较好。分布于欧亚大陆和北美大陆北部，分布带相当宽。在我国主要分布于大兴安岭和阿尔泰山。世界木材产量的一半来源于此林。
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