Ruilverkavelingsgebied Kollumerland : de bodemgesteldheid
Ruilverkavelingsgebied Steenderen : de bodemgesteldheid
Ruilverkaveling Melderslo : bodemgesteldheid, geomorfologie en landschap
Ruilverkaveling Bommelerwaard - Zuid : de bodemgesteldheid
Contradictions in tropical forestry
An international journal of forestry and forest industries
Assessing soil degradation. Report of an FAO/UNEP Expert Consultation, Rome, 18-20 January 1977
There is a urgent need for a better understanding of the risks of soil degradation and their geographical distribution as well as a better knowledge of where degradation occurs at present. it would be desirable to combine soil conservation activities with other elements for increasing crop production.Erosion, salinity and alkalinity and the loss of soil fertility seriously reduce the natural potential of soils to produce food fibres. During the meeting, many criteria to assess the various types of soil degradation were outlined by the experts.
Regional and subregional intergovernmental organizations in Africa for the development of food and agriculture (including fisheries and forestry)
This document focuses on the regional and sub regional intergovernmental organizations in Africa for the development of food and agriculture. There are about 50 sub regional and regional African intergovernmental organizations engaged wholly or partially in the development of food and agriculture. Some of these organizations have in turn sponsored interstate enterprises or organizations, which are run either under their own jurisdiction or independently.