All publications and documents

This report deals with combined FAO/UNEP project to develop a methodology for the assessment and mapping of desertification and through its application to enhance awareness of the problems and to catlyze remedial action. The earliest desert assessment can be dated back to Lamprey’s research in central western Sudan, when he introduced the desert encroachment theory [1], which laid the groundwork…

This book is a treatment of the proper and judicious use of fertilizers with emphasis for semi-arid and arid regions in the world. Enough background information is given on soil chemical processes and plant nutrition to provide the reader with the understanding of the rates of plant food needed and allows for the proper selection for fertilizer materials and methods of application. …

An introduction to the geographical, historical and political/economic aspects of desert advance with special reference to the Sahel region of Africa. Among various efforts to deal with the problem, particular attention is given to the UNCOD Plan of Action to Combat Desertification of 1977 which has been partially (but not effectively) implemented. Diversion of international aid to irrelevant…

The intent of this volume is to look at the arid lands and their importance to the global economy, with a focus on the value of developing arid lands contribution to world trade and a discussion of the problem presented by the developing arid lands to the rest of the world . Of the twelve food crops of greatest importance to the entire world, nine play a crucial role in arid lands food production…

The objective of the present guidelines is to pool and systematize major principles of the integrated approach to planning the socio-economic development of regions with a view of combating desertification and preparing respective project documentation. The document consists of three parts and has some annexes. The first part discusses the general provisions related to natural…

Five major factors affect erosion and transportation processes by water, climate, relief, soil, vegetation and man's activities. These major factors consist of elements whose effects on erosion and transport are considered and whose interdependence is dealt with. In order to discern climatic differences in erosion, soil loss models and erosion maps are analysed. The library has a hard copy