Selecciona los documentos para visualizarlos
Nombre del archivo | Ver recurso |
---|
Se han encontrado 87 recursos
Most forests in Sri Lanka are secondary, are mostly confined to the dry and intermediate zones of the country, and arise out of swidden agriculture. The majority of secondary forests which regenerate after swidden farming in the dry parts of Sri Lanka are grown from vegetative parts, that are fro...
Comments on some of the issues raised in Mali research memo entitled "Notes on milk production in some West African pastoral systems", viz. changes in milk offtake/total milk production ratio during lactation and its effects on calf growth, lactation length and milk composition. Discusses effects...
Most climate change scenarios predict a significant increase in the frequency of high intensity rainfall events especially in the dry areas, which will increase runoff and soil erosion. Understanding the factors that control soil erosion is crucial to recommending appropriate measures to protect ...
Looks into the nature of African rangelands, cattle & small stock production/productivity, nutrition limitations to production, improvement of rangeland and conservation of arid range land; presents data on estimated yield of cows in ILCA pastoral programmes, production characteristics of sheep a...
In studies of 25 rangeland sites selected along the S.-N. bioclimatic gradient and on the main soil types in the Gourma (Sahel, Mali), herbage cover, standing mass and botanical composition were measured in relation to seasonality of grazing and grazing intensity. When different sites were compar...
Discusses the ecology, germination, temperature, dormancy, water stress, salinity & alkalinity, water requirements, potential yields, feed value, and seed production of local fodder species used in current agricultural practice and of species which have been experimentally tested and subject to s...
Outlines the importance of goats in arid & semi-arid Africa and describes the farming systems in which they are present. Discusses the value of goats in the context of the percentage of families owning them and the numbers of goats per family and in relation to other stock. Examines resource util...
Selecciona los documentos para visualizarlos
Nombre del archivo | Ver recurso |
---|