Browsing Theses and Dissertations by Title
Now showing items 113-132 of 133
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Quantitative assessment and transfers of potentially toxic metals from soils to vegetable crops in urban and peri-urban agriculture land use system in Botswana.
(Botswana University of Agriculture & Natural Resources, 2015-08)Urban and peri-urban agriculture (UPA) is considered an important source of food for cities and for vulnerable households. It is usually characterized by high input intensity and use of wastewater for irrigation. The ... -
Relating sorghum yield to growing seasonal weather conditions for Chobe and Barolong agricultural district, Botswana
(Botswana University of Agriculture & Natural Resources, 2013-06)Growing season rainfall is the most important factor in rain-fed arable agriculture in semi-arid climates. Knowledge of rainfall distribution is needed to make farmers aware of possible crop yield obtainable during and ... -
Reservoir tillage for semi-arid environments
(Cranfield University, 2005-10)The ever increasing world population, the decline in suitable agricultural land and food production levels require that new methods are found to increase land productivity or to bring into production land which is marginal. ... -
Response of winter wheat (Triticum aestivum L.) genotypes to irrigation at different growth stages in Botswana
(Botswana University of Agriculture & Natural Resources, 2010-08)A field experiment was conducted during 2009/2010 winter season to study the response of two winter wheat (Triticum aestivum L) cultivars (Baviaans and 14SAWYT306) to irrigation at different growth stages (from emergence ... -
The role and potential of tree growing on farms in the Barolong district – Botswana
(University of Aberdeen, 1992)In the Barolong District the depletion of the woodland resource, upon which households are dependent for fuelwood, poles, fencing material, livestock forage and protection of cropland soil, is a cause for concern. The ... -
Safflower Growth, Development, Yield and Oil Content as Influenced By Genotype and Environment Interaction Under Onfarm Conditions
(Botswana University of Agriculture & Natural Resources, 2024-09)Safflower (Carthamus tinctorius L.) is amongst the neglected and underutilized oilseed crop that is adaptable to environmental conditions present in arid and semi-arid lands (ASALs). It has many uses like foods, textile, ... -
Seed germination of morama bean (tylosema esculentum (burch) a. schreib) from different collection sites in Botswana
(Botswana University of Agriculture and Natural Resources, 2020-07)Understanding the seed biology and germination ecology of plants is critical for bringing them into cultivation, yet this information is insufficient for Tylosema esculentum despite its potential as a future crop. T. ... -
Soil-plant-animal continuum in relation to macro and micro mineral status of Tswana sheep at Goodhope and Morale ranches in Botswana
(Botswana University of Agriculture & Natural Resources, 2014-09)This study reports the concentration of macro and micro minerals in soil, forage, water and blood of Tswana sheep at Morale and Goodhope ranches. The main aim of the study was to evaluate mineral status of soil, forage, ... -
Sprawl dynamics and the development of effective smart growth policies
(The Pennsylvania State University, 2006-11-15)Sprawling urban development is a major driving force of global environmental change. Its impact on Earth system functions is likely to increase in the future when the proportion of the world’s population living in urban ... -
Storage temperature and atmosphere influenced postharvest quality of marula (sclerocarya birrea subspecies caffra) fruits
(BUAN, 2020-07)Low temperature storage is the most effective technology for maintaining quality and extending the postharvest life of fresh horticultural produce. However, horticultural produce of tropical and subtropical in origin are ... -
The training of Agricultural Demonstrators at the Botswana Agricultural College: A critical analysis with emphasis on the curriculum content
(Reading University, 1991-08)The majority of people in Botswana depend on agriculture for their livelihood. Through extension, the development programmes providing farmers with inputs and information on the latest farming techniques to improve ... -
Transmission of campylobacter Jejuni in broiler chickens
(Massey University, Palmerston North, 2002)Investigations were carried out aimed at identifying potential sources of transmission of Campylobacter jejuni to broiler chickens, determining whether boots can mechanically transmit C. jejuni to susceptible chickens, ... -
Trends in land cover change of the greater Gaborone area: Implications for agricultural production loss
(Botswana University of Agriculture & Natural Resources, 2013-06)Peri urban areas are contiguous to urban areas, they consist of a large population, and these are regions where farming practice is in conflict with other economic activities. These activities drive the changes in land ... -
The utilization by domestic ruminants in Botswana of treatment diets containing cereal crop stovers treated with urea or urea and molasses
(University of the Free State, 2007-03)The studies were aimed at examining the effects of treatment with urea or urea and molasses on the physical and chemical composition of stovers of sorghum, maize and millet and assessing the potential of these treated ... -
Utilization of crop residues and Agro – industrial by products by Tswana sheep fed varying energy sources and minerals
(Botswana University of Agriculture & Natural Resources, 2021-09)Two experiments were conducted at Botswana University of Agriculture and Natural Resources, Sebele. In Experiment 1, twenty-five Tswana sheep were used in 3 x 2 factorial arrangements in a Complete Randomized Design to ... -
Value-addition of cereal crop residues using low technology oyster mushroom (pleurotus spp.) production to improve small-scale farmers’ income and nutrition in Botswana
(Botswana University of Agriculture and Natural Resources, 2019-08)The average cereal grain yields for Botswana small-scale farmers is 108kg/ha with gross income of P233.95/ha, respectively. The low yields are due to frequent droughts and pest outbreaks resulting in food and nutrition ... -
Vegetation and soil conditions around water points in ranching and communal grazing systems in the hard veld and sandveld of Botswana
(Botswana University of Agriculture & Natural Resources, 2017-05)Artificial water sources or boreholes were introduced in Botswana to mitigate surface water scarcity in rangelands and aid livestock production. Gradually piospheres were observed, areas close to water points experienced ... -
Vegetation and soil moisture responses following three big sagebrush control methods
(University of Wyoming, 1986-05) -
Wastewater treatment using vegetated submerged bed constructed wetlands for nitrogen removal
(Washington State University, 2006-12)Vegetated submerged bed (VSB) constructed wetlands are engineered, low operation and maintenance cost wastewater and stormwater treatment technologies primarily designed for small facilities. The objectives of this ... -
Wheat (Triticum aestivum L.) yields and protein profiles under varying plant densities, nitrogen doses and planting time in Botswana
(Botswana University of Agriculture & Natural Resources, 2020-02)Field studies were conducted at the Botswana University of Agriculture and Natural Resources, Sebele, Gaborone, to determine the effects of planting densities, nitrogen application rate, and planting time, on two wheat ...
