The importance of cassava relative to other crops in the cropping system was almost total; cassava was present in 70% of arable fields; maize and beans or peas were each present in 13% of arable fields and all other crops were present in 4%. Cassava was produced mostly for sale, yet it was not as important around market centers as in remote areas because imported rice and wheat products were easily accessible.
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Library ResourceJournal Articles & BooksDecember, 2000Nigeria, Africa, Western Africa
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Library ResourceJournal Articles & BooksDecember, 2000Mexico, Central America
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Library ResourceJournal Articles & BooksDecember, 2000United States of America, India, Australia, Egypt
This publication reports on a study of the increase in river salinity and the implemented control programs in five major irrigated basins in the arid zone. The study is limited to salinity.
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Library ResourceJournal Articles & BooksDecember, 2000Botswana, Eritrea, Armenia
En colaboración cone el PNUMA, la FAO ha desarrollado un marco mejorado de planificación para el desarrollo y el manejo de los recursos de la tierra que enfrenta los problemas reconocidos durante la Conferencia de las Naciones Unidas sobre el Ambiente y el Desarrollo, en 1992, en Río de Janeiro, Brasil. Este documento es el último de una serie de tres publicaciones, el cual introduce estos nuevos conceptos y propone un enfoque de planificación integrada para el manejo sostenible de los recursos de la tierra basado en una asociación interactiva entre los gobiernos y la población.
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Library ResourceJournal Articles & BooksDecember, 2000Mozambique, Egypt, Vietnam, Asia, Africa
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