Discussion paper
Dans de nombreuses régions du monde, les ressources en eau de plus en plus limitées et la mauvaise utilisation de l’eau douce mettent en péril le développement durable. Plus des deux tiers de l’eau prélevée dans les fleuves, lacs et nappes aquifères étant utilisés pour l’irrigation, l’…
The importance of base-line reliable data on resource inventory for planning and management for sustainable exploitation of aquatic resources both in inland and marine sectors needs not to be over emphasised. They become all the more important in the highly dynamic situations of Bangladesh.…
The systems of livestock production, marketing and research have been profoundly transformed by recent policies in Central Asia since the break up of the Soviet Union. Decollectivisation of state farms has transferred livestock ownership to new private farming units. These receive little or no…
The paper describes the general physical and demographic features of eastern Sorsogon where Gracilaria farming is being developed. Gracilaria, like the Eucheuma seaweeds prior to farming, are presently gathered from the wild stocks. Unless some form of management is introduced, the natural…
The success of Thailand`s cassava var. Rayong 3 is highlighted, particularly between cassava starch producers. Compared with Rayong 1, its fresh root yield is almost the same, starch production is higher, and drying time is shorter (2 vs. 3 days). Farmers planting Rayong 3 increased their…
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.…
Over millions of years, nature has built up an intricate system of relationship of exchange and mutual dependence among its elements - land, water, air, forest, sunlight and living things - to create what we call the ecosystem. It is the life support system of all living things on this planet…