Rangeland Ecology & Management
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Displaying 151 - 179 of 179 results
- Library Collection RecordThis paper discusses land use patterns of hunter-gatherers inhabiting arid grasslands of later Pleistocene East Africa, inferred from an analysis of raw material economy in five Later Stone Age (LSA…Publication Date 1999
- palaeobotany
- land use
- grasslands
- Africa
- Library Collection RecordHerbaceous and woody alien plants visible from a moving vehicle were recorded along 1 km roadside transects at 5 km intervals over a distance of 5869 km in the semi-arid and arid Fynbos, Succulent…Publication Date 1998
- Alien invasive species
- rainfall
- ecosystem ecology
- soil classification
- land use
- savanna
- grasslands
- biodiversity
- Phytosociology
- Africa
- Library Collection RecordTo account for the failure of state-driven development projects, policy makers and planners have tended to blame communal farmers for adhering to outmoded traditional values and practices.…Publication Date 1998
- culture
- politics
- land
- development
- tradition
- modernity
- hybridity
- socio-economic aspects
- land use
- management
- Sustainable development
- Africa
- Library Collection RecordThis paper presents an overview of the current status, problems and prospects for achieving a better nutrient balance to support varying levels of productivity from the three major livestock systems…Publication Date 1998
- livestock systems
- nutrient management
- Nutrient depletion
- Sub-Saharan Africa
- grazing
- monitoring
- management
- forage quality
- Economic Aspects
- land use
- socio-economic aspects
- Africa
- Library Collection RecordDifferences in reporting rates of birds on atlas checklists from major land-use categories (protected, unprotected, wildlife management area (WMA)) in Botswana were investigated to evaluate the…Publication Date 1998
- Botswana
- Bird conservation
- land use
- overgrazing
- Atlas-data
- biodiversity
- grasslands
- conservation
- Africa
- Library Collection RecordWe use a dynamic stochastic simulation model of forage, herbivores, predators and domestic livestock in the Machakos District of Kenya to address policies related to the multiple use of rangeland…Publication Date 1997
- policies
- grazing
- livestock
- land use
- rangelands
- Traditional management
- commercial agriculture
- conservation
- pastoralism
- Forage Quantity
- drought
- Africa
- Library Collection RecordThe amount and quality of inputs into soil organic matter will be altered by both climate and landuse change. The increase in growth of plants caused by increasing CO2 concentration implies not only…Publication Date 1997
- elevated carbon dioxide
- Decomposition
- organic residues
- secondary chemicals
- soil organic carbon
- climate change
- land use
- plant autecology
- carbon dioxide
- modelling
- ecosystem dynamics
- ecosystem ecology
- plant production
- management
- Africa
- Library Collection RecordAlteration of land use will continue to be the dominant driver of environmental change in the tropics for the next several decades. It can take the form of fundamental vegetation cover transformation…Publication Date 1997
- global change
- tropical ecosystems
- Land cover
- climate
- atmosphere
- land use
- landscape ecology
- management
- climate change
- ecosystem ecology
- Africa
- Library Collection RecordThe structural and functional attributes of the herbaceous sward were contrasted under three land uses (commercial cattle farms, communal cattle lands and private game farms) and two catenal…Publication Date 1997
- Annual
- basal area
- cattle
- communal grazing
- density
- game
- palatability
- perennial
- tuft size
- landscape ecology
- commercial agriculture
- communal farming
- game farming
- soils
- climate
- land use
- management
- species richness
- biodiversity
- Africa
- Library Collection RecordA history ofland degradation is reconstructed in a part of the dividing ridge between the Great Fish and Keiskamma rivers, in Peddie District, former Ciskei. The study entails a comparative…Publication Date 1997
- land use
- Eastern Cape
- South Africa
- erosion
- degradation
- Tenure
- land use
- Subsistence farming
- Commercial farming
- Traditional management
- betterment villages
- Aerial Photographs
- GIS
- southern Africa
- Library Collection RecordDead shrubs lying on the soil surface in an arid shrubland in the southern Karoo have half-lives of 9 to 18 years depending on wood density which varies among species. Dung pellets of sheep and…Publication Date 1996
- ecosystem ecology
- rangeland condition
- rangelands
- land use
- climate
- vegetation dynamics
- Africa
- Library Collection RecordThe concept of desertification has recently been re-evaluated with two major outcomes. Firstly, the term itself has been reviewed, with most authors concluding that the emotive implications of [`]…Publication Date 1995
- dryland degradation
- stocking rates
- grazing
- land use
- Vegetation Change
- conceptual model
- management
- ecosytem ecology
- vegetation dynamics
- Africa
- Library Collection RecordAlthough ecological, economic and social conditions vary from country to country, the quandary of increasing pressure on limited tropical savanna resources is universal. This article reviews some of…Publication Date 1994
- savanna
- land use
- policies
- management
- decision support systems
- Africa
- Library Collection RecordThis paper presents results of a deforestation experiment carried out with the general circulation model of the Laboratoire de Météorologie Dynamique coupled to the Schématisation des Echanges…Publication Date 1994
- modelling
- land use
- environmental factors
- soils
- soil moisture
- grasslands
- Africa
- Library Collection RecordMultiple land-use designs are becoming increasingly necessary in semi-arid Africa as growing populations focus numerous production systems onto spatially limited arable lands. Engineering distinct…Publication Date 1993
- land use
- fodder production
- agriculture
- irrigation
- livestock
- carrying capacity
- pastoralism
- management
- Africa
- Library Collection RecordResults are presented of the diagnostic phase of a study of the [`]traditional' smallholder system of cattle production in southern Mozambique. Data were obtained over an 18-month period from…Publication Date 1991
- cattle
- subsistence agriculture
- agriculture
- commercial agriculture
- land use
- management
- Africa
- Library Collection RecordA mathematical model is presented of the subsistence pastoral system on the Makatini Flats surrounding the Pongola floodplain just south of the Mozambique border in north-eastern South Africa. The…Publication Date 1990
- modelling
- management
- subsistence agriculture
- pastoralism
- land use
- grazing
- irrigation
- Africa
- Library Collection RecordA transition from shifting cultivation towards more intensive types of agriculture necessitates the introduction of alternative systems of cultivation. Since this change is often followed by…Publication Date 1990
- agriculture
- subsistence agriculture
- soil fertility
- land use
- Africa
- Library Collection RecordThe large human and livestock populations in relation to the land area, coupled with the [`]user-right' land tenure system, makes the land use planning process in the communal lands of Zimbabwe…Publication Date 1990
- management
- land use
- policies
- politics
- socio-economic aspects
- subsistence agriculture
- Africa
- Library Collection RecordLand use policy is often developed without regard to historical considerations, even though policy may fail because it is familiar to local people who have found it to be inaccurate and inappropriate…Publication Date 1989
- land use
- policies
- subsistence agriculture
- management
- decision support systems
- Africa
- Library Collection RecordThis article addresses the potential land use conflict between trees and cattle. The search for pasture frequently leads to the large-scale destruction of trees yet, paradoxically, when grazing land…Publication Date 1989
- cattle
- grazing
- pasture management
- communal farming
- land use
- management
- rangelands
- decision support systems
- sustainability
- Africa
- Library Collection RecordNo abstract availablePublication Date 1988
- land use
- mapping
- Africa
- Library Collection RecordThe semi-arid lands of the world are characterized by low and unreliable rainfall, with lack of soil moisture during all or part of the year being the predominant limitation to vegetative growth.…Publication Date 1988
- agriculture
- irrigation
- soil moisture
- management
- erosion
- land use
- Africa
- Library Collection RecordThe past and present distributions of Rudd's lark are reviewed, and recent claims concerning range reduction examined. The species occurs within a geographically and altitudinally restricted…Publication Date 1988
- biodiversity
- grasslands
- birds
- grazing
- land use
- Africa
- Library Collection RecordMany areas of East Africa show signs of misuse of natural resources by man. An improved use of these resources can be made if land use is integrated within the boundaries of a natural ecosystem,…Publication Date 1987
- conservation
- land use
- pastoralism
- agriculture
- ecosystem ecology
- eco - tourism
- socio-economic aspects
- Africa
- Library Collection RecordWithin the field of conservation there has been increasing concern about the fragmentation and isolation of habitats. Suggestions have been made for the implementation of [`]buffer zones' to…Publication Date 1987
- conservation
- land use
- monitoring
- satellite imagery
- remote sensing
- mapping
- Africa
- Library Collection RecordA versatile computerised overlay technique to analyse the capability of relatively constant and objectively measured land characteristics to sustain any defined land use was developed in FORTRAN. The…Publication Date 1984
- land use
- mapping
- Africa
- Library Collection RecordThe prediction of land erosion rates under different types of land use is difficult because of the large number of variables involved. This paper attempts to isolate the most important…Publication Date 1980
- land use
- erosion
- management
- Africa
- Library Collection RecordAgricultural development is a complex undertaking because of the numerous factors involved, including those of a physical and non-physical nature. Land and water have often been (and are nowadays…Publication Date 1974
- agriculture
- land use
- management
- hydrology
- modelling
- Africa