نتایج جستجو برای: models forest to agriculture
تعداد نتایج: 10826590 فیلتر نتایج به سال:
The objective of this study was to investigate the impact of land use change (forest and rangelands to agriculture) on some micromorphological indices of soil quality in part of Rakat watershed, southwest of Iran. Accordingly, intact soil samples from 0-15 and 15-30 cm depths were collected from the above-mentioned land uses, and microstructure, type and abundance of voids, redoximorphic featur...
due to lack of knowledge management system in the organization of technical and vocational university of iran (tvuni) and losing good employees because of retirement and substitution causes huge amount of costs to replace the similar expertise. there is no any suitable system in the tvuni to store, to document, and to distribute knowledge. based on the university’s features such as it has diffe...
THOMAS A. SPIES,∗††† JAY D. MILLER,† JOSEPH B. BUCHANAN,‡ JOHN F. LEHMKUHL,§ JERRY F. FRANKLIN,∗∗ SEAN P. HEALEY,†† PAUL F. HESSBURG,§ HUGH D. SAFFORD,‡‡ WARREN B. COHEN,∗ REBECCA S.H. KENNEDY,∗ ERIC E. KNAPP,§§ JAMES K. AGEE,∗∗ AND MELINDA MOEUR∗∗∗ ∗U.S. Department of Agriculture Forest Service, Pacific Northwest Research Station, 3200 Jefferson Way, Corvallis, OR 97331, U.S.A. †U.S. Departmen...
Effective Management Strategies for Sage-Grouse and Sagebrush: A Question of Triage? Michael J. Wisdom U.S. Department of Agriculture, Forest Service, Pacific Northwest Research Station La Grande, Oregon Mary M. Rowland U.S. Department of Agriculture, Forest Service, Pacific Northwest Research Station La Grande, Oregon Robin J. Tausch U.S. Department of Agriculture, Forest Service, Rocky Mounta...
Patrick C. Tobin*, Barry B. Bai, Donald A. Eggen and Donna S. Leonard Forest Service, United States Department of Agriculture, Northern Research Station, Morgantown, West Virginia 26505, USA; Oregon Department of Agriculture, Plant Division, Salem, Oregon 97301, USA; Pennsylvania Department of Conservation and Natural Resources, Bureau of Forestry, Division of Forest Pest Management, Middletown...
a large number of single research studies on the effects of strategy-based instruction (sbi) in teaching english as a foreign or second language has been conducted so far. however, the lack of a comprehensive meta-analysis targeting the effectiveness of english language sbi is observed. moreover, the findings of experimental studies regarding the context of the english language, proficiency lev...
In common with most remaining areas of humid tropical forest, the forest of southern Cameroon is being converted to agricultural land, and is subject to increasing pressure as population grows and markets develop. The Humid Forest Ecoregional Centre of the International Institute for Tropical Agriculture (IITA-HFC) has worked for nearly a decade on improving agricultural production in villages ...
this study was intended to analyze the listening tapescripts of the elementary and pre-intermediate levels of total english textbooks from the pragmatic dimension of language functions and speech acts in order to see whether the listening tasks are pragmatically informative or not. for this purpose, 8 conversations from the two books were selected randomly, and then, the two pragmatic models of...
The Northern Ache comprise a small continuously interacting population with a shared community history. Full-time hunter-gatherers until recently, they now divide their time between mobile foraging and settledfarming. Here we describe adult time allocation at the settlement and contrast it with our previous descriptions of time allocation during foraging periods. We report that at the settlemen...
This introduction to the special section on ‘‘Governing Agriculture-Forest Landscapes to Achieve Climate Change Mitigation’’ reviews external interventions to improve forest conditions and reduce deforestation, and by extension, influence carbon storage in agriculture-forest landscapes. The review is based on a careful survey of 123 cases of project-based and policy interventions to influence l...
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