1) woody sloping field
森林坡地
1.
In this paper, a 2-D distributed hydrology numerical model,which based on the law of conservation of mass and the law of conservation of energy and the specialty of conflux in woody sloping field, was developed to describe the unsaturated-saturated groundwater flow in woody sloping field.
根据质量、能量守恒定律和森林坡地产汇流特性,并结合土壤结构、地形、地貌条件和降雨情况,建立了描述森林坡地饱和与非饱和带水流运动规律的二维分布型水文数学模型,采用加辽金有限元数值方法求解模型,模拟了研究坡地的下渗和壤中流过程,在此基础上,叶研究坡地产流过程和下渗过程的特点作了较详细的分析。
2) infiltration of forest on downland
坡地森林下渗
3) wood land
林地,森林
4) mountain forest
山地森林
1.
To understand the effects of varying soil temperature and moisture content on soil organic carbon(SOC)mineralization under mountain forest,alpine meadow,desert steppe,and arid steppe in mid Qilian Mountains,an anaerobic incubation test with orthogonal design was conducted in an artificial climatic chamber.
05);土壤培养14d,10%含水量下为最低,山地森林土壤比荒漠草原和干草原高,高寒草甸比荒漠草原高(P<0。
2.
As a result, many mountain forest development models have been worked out or identified around the world, including legislation/law, multifunction.
山地森林具有多功能性 ,在山地生态系统中起决定性作用 ,对下游地区则具有生态保护作用。
3.
The mountain forests in Hebei province,situated in deciduous broad-leaved zone,have the following charateristics:low productivity,dominative plantations more over naturalforests,and stagged distribution pattern of forest with cropland,orchard and grazing land.
河北的山地森林在改善山区的生态环境、维持生物多样性、供应城乡居民所需的用材和烧柴及果品、为人民提供游乐活动场所等方面起着重要的作用。
5) Forest land rent
森林地租
1.
Defining property rights and carrying out the forest land rent system is necessary to solve the problem.
指出了我国现行林地使用制度中的不合理之处为林地产权不清,同时指出解决林地产权不清的途径是:界定产权,并在我国实行森林地租制度。
6) forested wetlands
森林湿地
1.
This paper reviewed the study of vegetation restoration of freshwater forested wetlands at home and abroad,including suitable species selection,planting method,restoring pattern,planting density,root pruning and competition controls.
综述了国内外有关淡水森林湿地植被恢复的主要研究进展,探讨了淡水森林湿地植被恢复与生态重建的可行性,概述了森林湿地恢复的具体措施和技术方法,提出我国在淡水森林湿地植被恢复研究方面亟待解决的问题。
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