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Reports & Research
December 1991

Thirty bean lots, belonging to 28 farmers, were monitored in the municipalities of San Gil and Villanueva. Short interviews were conducted with the farmers to determine why they use certain types of furrows and their perception of erosion processes. Lots were divided into 3 groups: furrows down…

Journal Articles & Books
December 1991

Research carried out to evaluate management options and animal production potential of native and improved pastures in savanna regions of tropical America is reviewed, with emphasis on Colombia's Eastern Plains. In areas with limited infrastructure native grasses are the main forage…

Journal Articles & Books
November 1991

Para que produzcan los resultados apetecidos, las actividades de ordenacin de cuencas hidrogrficas han de incorporar hidrologa forestal, conservacin de suelos y aguas y planificacin del uso de la tierra en un marco lgico ms amplio que tome en consideracin no slo los fenmenos fsicos, sino tambin…

Journal Articles & Books
November 1991

Extensive grazing is the predominant form of land use on at least a quarter of the world’s land surface, in which livestock are raised on food that comes mainly from rangelands. Extensive grazing differs from crop or forestry production, in which the produce remains in situ whilst growing.…