نتایج جستجو برای: models forest to agriculture

تعداد نتایج: 10826590  

2009
Germán M. Izón

Acknowledgements: This research was supported under a Joint Venture Agreement (06-JV099) between U.S. Department of Agriculture, Forest Service’s, Rocky Mountain Research Station (Flagstaff, AZ) and the Department of Economics, University of New Mexico (Albuquerque, NM). We thank Carl Edminster and Carolyn Sieg (RMRS) for research support. The views expressed in this paper are solely those of t...

Journal: :ISPRS Int. J. Geo-Information 2017
Ana Gago-Silva Nicolas Ray Anthony Lehmann

We use Bayesian methods with a weights of evidence approach to model the probability of land use change over the Western part of Switzerland. This first model is followed by a cellular automata model for spatial allocation of land use classes. Our results extend and enhance current land use scenarios studies by applying Dinamica Environment for Geoprocessing Objects (Dinamica EG) to a study are...

2003
H. RICARDO GRAU

S the origin of agriculture, the human population and human consumption of resources have increased steadily throughout the world. As a consequence, forests and other natural areas have been transformed into agriculture, pastureland, and cities. Land-use and land-cover change (LUCC) represents one of the most important components of global environmental change. Widespread effects of LUCC includ...

1997
Randall S. Rosenberger Eric L. Smith

Rosenberger, Randall S.; Smith, Eric L. 1997. Nonmarket economic impacts of forest insect pests: a literature review. Gen. Tech. Rep. PSW-GTR-164-www. Albany, CA: Pacific Southwest Research Station, Forest Service, U.S. Department of Agriculture; 38 p. This report summarizes the results of research on the nonmarket economic impacts of forest insect pests. The majority of the research reports ar...

2010
BowEN S. CRANDALL

*A contribution from the Estación Experimental Agricola en Tingo Maria, Peru, a technical agricultural service organization for the Oriente of Peru, operated jointly by the Dirección de Colonización y Asuntos Orientales, Ministry of Agriculture of Peru, and by the Ofläce of Foreign Agricultural Relations, U. S. Department of Agriculture. This study was made possible by funds provided through th...

2004

The Water Erosion Prediction Project (WEPP) is a physically based erosion model for applications to dryland and irrigated agriculture, rangeland, and forests. U.S. Forest Service (USFS) experience showed that WEPP was not being adapted because of the difficulty in building files describing the input conditions in the existing interfaces. To address this difficulty, a suite of Internet interface...

Journal: :Population and environment 2004
David L Carr

Forest conversion for agriculture expansion is the most salient signature of human occupation of the earth's land surface. Although population growth and deforestation are significantly associated at the global and regional scales, evidence for population links to deforestation at micro-scales-where people are actually clearing0020forests-is scant. Much of the planet's forest elimination is pro...

Habitat destruction is the most important factor determining species extinction; hence, the management of wildlife populations necessitates the management of habitats. Habitat suitability modeling is one of the best tools used for habitat management. There are several methods for habitat suitability modeling, with each of having  some different advantages and disadvantages. In this study, we us...

2013
Irina RUSAKOVA

The experimental data of long-term researches establishing high efficiency of soil-protective system of agriculture with use of bioresources on biological and humus in condition of arable grey forest soil has been presented.

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