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马克思主义、列宁主义、毛泽东思想、邓小平理论(6)

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在“自然资源管理”中，命中：8条，耗时：小于0.01 秒

1.Mitigation of Diffuse Phosphorus Pollution during Rewetting of Fen Peat Soils: A Trans-European Case Study

作者：R. Meissner ; P. Leinweber ; H. Rupp ; M. Shenker ; M. I. Litaor ; S. Robinson ; A. Schlichting and J. Koehn

关键词：Agricultural watershed ; Land use change ; Assessment ; Measurement ; Phosphorus ; Histosol

刊名：Water, Air, and Soil Pollution

出版者：Springer Netherlands

年：2008

2.Sustainable Management of Nutrients in Forage-Based Pasture Soils: Effect of Animal Congregation Sites (5 pp)

作者：Gilbert Sigua and Samuel Coleman

关键词：total extractable inorganic nitrogen ; sustainability ; nutrient management ; forage ; based pastures ; congregation sites ; beef cattle ; agriculture ; total phosphorus

刊名：Journal of Soils and Sediments

出版者：Springer Berlin / Heidelberg

年：2006

3.Spatial carbon, nitrogen and phosphorus budget in a village of the West African savanna—II. Element flows and functioning of a mixed-farming system

作者：Manlay ; Raphaë ; l J. ; Ickowicz ; Alexandre ; Masse ; Dominique ; Feller ; Christian ; Richard ; Didier

关键词：Plant biomass ; Carbon ; Fertility transfer ; Flux ; Manure ; Mixed-farming system ; Nitrogen ; Phosphorus ; Savanna ; Senegal

刊名：Agricultural Systems

年：2004

4.Responses of soil crusting, runoff and erosion to fallowing in the sub-humid and semi-arid regions of West Africa

作者：Valentin ; C. ; Rajot ; J.-L. ; Mitja ; D.

关键词：Fallow ; West Africa ; Soil crusting ; Runoff ; Water erosion ; Wind erosion

刊名：Agriculture, Ecosystems & Environment

年：2004

5.Quantifying off-site effects of land use change: filters, flows and fallacies

作者：van Noordwijk ; Meine ; Poulsen ; John G. ; Ericksen ; Polly J.

关键词：Biodiversity ; Filters ; Fire ; Lateral flows ; Scale effects ; Watershed functions

刊名：Agriculture, Ecosystems & Environment

年：2004

6.European forest ecosystems: building the future on the legacy of the past

作者：Farrell ; Edward P. ; Fü ; hrer ; Erwin ; Ryan ; Dermot ; Andersson ; Folke ; Hü ; ttl ; Reinhard ; et. al.

关键词：Forest history ; Exploitation ; Sustainable forest management ; Forest ecosystem research ; Technology transfer

刊名：Forest Ecology and Management

年：2000

7.Organic matter technologies for integrated nutrient management in smallholder cropping systems of southern Africa

作者：Snapp ; S.S. ; Mafongoya ; P.L. ; Waddington ; S.

关键词：Soil fertility ; Residue quality ; Grain legumes ; Agroforestry

刊名：Agriculture, Ecosystems & Environment

年：1998

8.Identification of development indicators in tropical mountainous regions and some implications for natural resource policy designs: an integrated community case study

作者：Kammerbauer ; J. ; Cordoba ; B. ; Escolán ; R. ; Flores ; S. ; Ramirez ; V. ; Zeledón ; J.

关键词：Indicators ; Sustainability ; Rural development ; Natural resources policies ; Honduras

刊名：Ecological Economics

年：2001

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