2) broad-leaf forest
阔叶林
1.
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。
2.
Analysis on changes of broad-leaf forest in Zhejiang province demonstrated serious problem of forest safety in the province.
针对浙江省森林安全形势存在的突出问题,通过对浙江省阔叶林资源的演变分析,指出造成这些问题的根源在于阔叶林资源的急剧减少,阐述了发展阔叶林资源在构建森林生态体系、确保森林健康中的重要地位和作用。
3.
Based on analysis on current situation, characters and changing dynamics of broad-leaf forest resources in Taishun, Zhejiang province, measurements were offered for protection and development of the resources.
在分析泰顺县阔叶林资源现状、特点和变化动态的基础上,阐述了发展阔叶林的重要性,提出了保护和发展阔叶林资源的相关措施。
3) broadleaved forest
阔叶林
1.
Development of Broadleaved Forest Theory and Practice in Fuliang County;
浮梁县发展阔叶林的理论与实践
2.
Soil active organic carbon pool of coniferous and broadleaved forests in the mountainous area of Beijing
北京山地针叶林与阔叶林土壤活性有机碳库的研究
3.
Based on the grid systemic sampling method and the biomass models,the distribution patterns of broadleaved forest biomass in Guangdong were studied.
基于网格系统抽样法对494块样地调查和已有各类生物量模型统计,系统研究了广东省阔叶林生物量的分布格局。
4) Broad-leaved forest
阔叶林
1.
Comparison of organic carbon pool of soil in bush and broad-leaved forests.;
灌木林与阔叶林土壤有机碳库的比较研究
2.
And all the 30 plots were divided into four types of landscape forests: broad-leaved forest,coniferous and broad-leaved forest,Pinus massoniana forest and Cunninghamia lanceolata forest.
采用标准样地调查法,分别对浙江淳安、金华和东阳等地生态景观林的群落结构进行调查,将30个样地划分为阔叶林、针阔混交林、马尾松Pinus massoniana林、杉木Cunninghamia lanceolata林等4种生态景观林类型。
5) broadleaf forest
阔叶林
1.
Hence, activities of chitobiase, endocellulase and β-glucosidase were investigated in litter (L), fragmentation (F) and humus (H) layers collected sea- sonal periods from the broadleaf forest and coniferous forest.
本研究调查了亚热带常绿阔叶林与针叶林中与土壤碳氮元素循环有关的β-糖苷酶(β-glucosidase)、内切纤维素酶(endocellulase)和几丁质酶(chitobiase)活性的季节变化规律。
2.
The broadleaf forest has been discussed to be the most suitable habitat.
分析其生境状况 ,阔叶林是鸟类的最适生境 。
3.
Micro-flora differences in various soil layers covered with coniferous,coniferous-broadleaf mingled and broadleaf forest were studied by phospholipids fatty acid spectrum analysis.
采用磷脂脂肪酸谱图分析法研究针叶林、针阔混交林和阔叶林3种林地土壤不同土层的微生物区系差异性,结果表明:供试的3种覆被类型林地土壤微生物、细菌、真菌和放线菌相对生物量均随土壤深度的增加而极显著或显著减少,以针阔混交林和阔叶林土壤的垂直差异较为显著;土壤各类细菌相对生物量也均随土壤深度的增加而减少。
6) Pure broad-leaved stand
阔叶纯林
补充资料:森林资源(见世界森林资源、中国森林资源)
森林资源(见世界森林资源、中国森林资源)
forest resources
sen Iin ziyuon森林资源(forest resources)见世界森林资源、中国森林资源。
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