农学 >>> 林学 >>> 林业基础学科 >>> 森林气象学 森林地理学 森林水文学 森林土壤学 树木生理学 森林生态学 森林植物学 林业基础学科其他学科
搜索结果: 1-15 共查到知识库 林业基础学科 Forestry相关记录25条 . 查询时间(0.107 秒)
The strong market competition forces forest owners to find innovative approaches to forest management, and business models are becoming integral parts of successful innovations and business strategie...
This study concerns some of the relevant topics of the Iranian Caspian forestry planning problem, in particular the first central components in this modelling process, such as forest modelling, fores...
The aim of the study was to propose and verify a model which, based on multi-criteria evaluation of selected input data, determines the category in terms of the environmentally friendly use of indiv...
Relic karstic soils in nine localities in the Dinaric Karst in Slovenia, five localities in the Moravian Karst and four localities in the Bohemian Karst were sampled for soil scientific, mineralogical...
An experiment with seedlings of Alnus viridis was established on a clear-felled tract situated on a summit tableland of the Jizerské hory Mts. (central Europe, Czech Republic) at an altitude of 980 m ...
The objective of research was, on the basis of the exactly predefined input parameters of upper soil horizons of selected forest soils, to perform accurate measurements of the impact of soil loading b...
The agro-forestry system is one of the best known indigenous practices for livelihood. In view of instant decline in the rainfed hill agro-forestry system the present study was undertaken in the hilly...
The study is a follow-up of the production potential of Douglas fir in mesotrophic sites of the K鴗iny Training Forest Enterprise (TFE) (Journal of Forest Science, No. 7, 2008). Production parameters (...
Environmental conditions in sites with service tree and wild service tree are assessed and some ecological differences between them are also identified. Both species are regarded as prospective woody ...
Possibilities are assessed of the natural regeneration of Douglas fir under conditions of Hůrky Training Forest District, Higher Forestry School and Secondary Forestry School in Písek, in stand 1...
Digital terrain model (DTM) represents a very important geospatial data type. In the Czech Republic, the most common digital contour data sources are the Primary Geographic Data Base (ZABAGED), the ...
In any activity, thus at work as well, there is an influence of the environment on a human being. This environment, to which every worker has his own individual relationship, becomes a part and backgr...
XII. World Forestry Congress have been held in Quebec, Canada from September 21 to 28, 2003. Forestry issues were discussed on three basic areas: Forests for People, Forests for the Planet, People and...
This paper is concomitant with our comparative study analysis of the interests and power of the stake-holders involved in Community Forestry (CF) in six countries. The study hypothesises that, “govern...
The western spruce budworm, Choristoneura occidentalis Freeman, is a native defoliator of interior Douglas-fir (Pseudotsuga menziesii [Mirb.] Franco) forests in British Columbia. Repeated budworm defo...

中国研究生教育排行榜-

正在加载...

中国学术期刊排行榜-

正在加载...

世界大学科研机构排行榜-

正在加载...

中国大学排行榜-

正在加载...

人 物-

正在加载...

课 件-

正在加载...

视听资料-

正在加载...

研招资料 -

正在加载...

知识要闻-

正在加载...

国际动态-

正在加载...

会议中心-

正在加载...

学术指南-

正在加载...

学术站点-

正在加载...