Theses and Dissertations
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Theses and Dissertations [127]
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INFLUENCE OF HARVEST TIME AND GENOTYPE ON SEED YIELD, PETAL YIELD AND CARTHAMIDIN AND CARTHAMIN CONTENTS, AND MINERAL NUTRITIONAL CONTENT IN SAFFLOWER (Carthamus tinctorius L.).
(Buan, 2024-03-27)Safflower (Carthamus tinctorius L.) is a versatile oil crop with drought, salinity, and severe temperature tolerance. In 2023, the Botswana government incorporated safflower into the cropping system, being among the 13 ... -
Effect of nitrogen fertilizer and planting density on the growth and yield of intercropped sorghum and cowpea under rainfed conditions
(Botswana University of Agriculture & Natural Resources, 2017-11)Cereal-legume intercropping can be an alternative for smallholder farmers to mitigate the effects of climate change and to promote sustainable agricultural production. A field experiment was conducted at BUAN gardens during ... -
Effect of compost amendments on soil physicochemical properties, plant growth and efficient use of water, nitrogen and phosphorus in maize (zea mays l).
(Botswana University of Agriculture & Natural Resources, 2023-05)Compost is used across the world to sustain soil fertility and crop yield. This investigation consists of two experiments, which were conducted at BUAN greenhouses and farmers field in the Central District of Botswana in ... -
Farmers’ knowledge of the carmine spider mite, Tetranychus cinnabarinus Boisduval (Acari: Tetranychidae), its susceptibility to acaricides and activities of detoxifying enzymes in Botswana
(Botswana University of Agriculture & Natural Resources, 2023-07)Tomato (Solanum lycopersicon L.) is an important vegetable due to its nutritional and economic value. It’s production has become very difficult and costly due to the prevalence of pests and diseases. Spider mites are among ... -
Factors influencing academic performance of pupils in the primary school leaving examination results for agriculture in Botswana
(Botswana University of Agriculture & Natural Resources, 2023-05)The purpose of the study was to investigate the factors influencing performance of students in the primary school leaving examinations (PLSE) results for Agriculture in the Botswana. This national study targeted a total ... -
Growth Performance of Boer and Savanna Goat Doelings at Lobu Small Stock Ranch Under Natural Rangeland Conditions During the Late Wet and Early Dry Seasons In Kgalagadi Region (Botswana).
(Botswana University of Agriculture & Natural Resources, 2023-07)Goats have the most integral socio-economic role in many African countries, hence, the ministry of Agricultural Development and Food Security, the Government of Botswana has taken a step in supporting Lobu ranch since its ... -
Morula kernel cake as a dietary component in complete diets for Tswana sheep
(Botswana University of Agriculture & Natural Resources, 2022-06)Lack of locally produced high quality feed ingredients for livestock, especially to supply protein is an impediment to increased productivity in Botswana. Driven by the need to fill this gap, a series of experiments were ... -
Effects of planting date and genotypes on growth, development, yield, and oil content of safflower under irrigated conditions in semi-arid south-east Botswana
(Botswana University of Agriculture & Natural Resources, 2023-09-06)Safflower (Carthamus tinctorius L.) is an annual oil plant belonging to the Compositae or Asteracea family that can be grown as a summer or winter crop. One of the most important criteria for maximising safflower production ... -
Design and development of a borehole pumping and water level monitoring control system in Botswana
(Botswana University of Agriculture & Natural Resources, 2017-11-07)Botswana experiences recurrent droughts and has limited surface water resources with the average annual rainfall varying from a minimum of less than 250 mm in the Southwest region and a maximum of about 650 mm in the ... -
Phenotypic and genetic characterization of different strains of indigenous Tswana chickens in Kweneng and southern districts of Botswana
(Botswana University of Agriculture & Natural Resources, 2023-08)The aim was to characterise indigenous Tswana chicken populations in Kweneng and Southern districts of Botswana. The qualitative traits involved in the study included tail colour, breast colour, back colour, neck colour, ... -
A Geospatial assessment of soil erosion risk and soil fertility changes due to ISPAAD programme: A case study of Dinogeng Agricultural Extension Area, Kgatleng District
(Botswana University of Agriculture & Natural Resources, 2022-06)This study was conducted in Dinogeng Agricultural Extension Area (DAEA) in the Kgatleng District located in the eastern part of Botswana. The main objective of this study was to assess soil erosion risk and soil fertility ... -
Bio-efficacy of selected bean genotypes and some plant powders as protectant against the seed beetle, Callosobruchus Maculatus (Coleoptera: Chrysomelidae)in storage
(Botswana University of Agriculture & Natural Resources, 2022-10)Common bean (Phaseolus vulgaris L.) is one of the utmost significant grain legumes in developing countries, however its production in Botswana has been failing to retain pace with annual growth rates due to post harvest ... -
Assessment of water quality in a drainage channel at Pandamatenga commercial arable farms for possible agricultural reuse
(Botswana University of Agriculture & Natural Resources, 2023)Botswana is a semi-arid country with low rainfall and a lack of water resources. The country has reached its full potential in terms of surface water development, that is, the construction of dams, owing to the flat ... -
Effects of land cover land use change on soil organic carbon stocks in Greater Gaborone, Botswana.
(Botswana University of Agriculture & Natural Resources, 2022-12-17)Changes in Land cover land use (LCLU) have long been considered to be among the many factors responsible for the physical and chemical degradation of the soil. Soils are potentially a viable sink for atmospheric carbon and ... -
Assessing the potential of rainwater harvesting for sustaining small scale irrigated coffee farming in the Bigasha watershed, Uganda2023
(Botswana University of Agriculture & Natural Resources, 2023-01-25)This study used remote sensing, Geographical Information System (GIS), the Quantum GIS Soil and Water Assessment Tool (QSWAT+) and Crop Water and Irrigation Requirements Program (CROPWAT) to assess the potential of rainwater ... -
Wildfire prediction and monitoring in the rangeland areas of Botswana: a case study of Kgalagadi district
(Botswana University of Agriculture & Natural Resources, 2023-01)Fire is a critical tool for managing rangeland ecosystems, particularly in the savannah. However, the increasing wildfire occurrence poses a considerable danger to rangeland ecosystem continuity. Burned area extent and ... -
Abundance and diversity of safflower (Carthamus tinctorius l.) insects in Botswana
(Botswana University of Agriculture & Natural Resources, 2022-10)Water scarcity has become a major challenge for Botswana farmers to increase their production despite various development initiatives introduced by the government. Safflower (Carthamus tinctorius l.) is a drought tolerant ... -
A Geospatial assessment of soil erosion risk and soil fertility changes due to ISPAAD programme: A case study of Dinogeng Agricultural Extension Area, Kgatleng District.
(Botswana University of Agriculture & Natural Resources, 2022-06)This study was conducted in Dinogeng Agricultural Extension Area (DAEA) in the Kgatleng District located in the eastern part of Botswana. The main objective of this study was to assess the impacts of the Integrated Support ... -
The influence of nitrogen and phosphorus nutrition on growth and yield components of safflower (Carthamus tinctorius l.
(Botswana University of Agriculture & Natural Resources, 2022-08)Safflower (Carthamus tinctorius L.) is a versatile crop used for edible oil, vegetable, cut flower production, colouring foods, cosmetics, pharmaceuticals, livestock feed, biofuels, textile, and medicinal purposes. Soil ... -
Evaluation of variety alone or in combination with diatomaceous earth or pyriproxyfen (an insect growth regulator) for managing plodia Interpunctella (hubner) (lepidoptera; pyralidae) on stored groundnuts (arachis hypogaea L.)
(Botswana University of Agriculture & Natural Resources, 2018-09)In storage, insect pests cause considerable losses to stored groundnut (Arachis hypogaca L.) and one of the major storage pests worldwide is Plodia interpunctella (Hubner). Two experiment were conducted to evaluate the ...
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