Cattle-keeping, Ecological Change and Communal Management in Ngwaketse, Volume 2International Livestock Centre for Africa, 1987 |
Expressions et termes fréquents
agriculture agropastoral analysed animals Anodev APRU arable land assessed boreholes Botswana bush encroachment calcrete calves Cattle Condition cattle numbers changes clay Communal Areas condition of cattle condition score Covariates and Factors cows crops crude protein decline Dependent Variable distribution dolomite donkeys drift fences drought dry season effects erosion estimated figure forage frequency goats Grand Mean Deviance granite grass biomass grass cover grassland grazing areas Grid cell hafirs herd management herdowners households income increase Kanye volcanics kraal labour lands area lignin livestock livestock production loams number of cattle permanent water phosphorus ploughing potential project area quantity rainfall rains rainy season range resources rangeland reduced reduction in GMD relationships relatively rock type samples sandy loams scale Section settlements smallstock soil loss soil moisture soil texture species stocking rates Table track density variation vegetation wage labour waterpoints woody cover woody plants Zone Season סום