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Now showing items 421-440 of 682
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Evaluation of the nutritional potential of safflower (Carthamus tinctoriiis L.) leaves, seed and cake after oil extraction to be used as animal feed
(Botswana University of Agriculture & Natural Resources, 2017-09)Safflower is an annual oil seed crop adapted to arid and saline regions of the world, is a potentially novel food and medicine source, which has not been fully explored in the last century. Safflower’s ability to forage ... -
Investigation of heavy metal hazards Status and their potential health risks in vegetables Irrigated with treated wastewater in Oodi gardens
(Springer, 2017-10-11)This study was conducted in Oodi Village, Botswana to investigate human health risk associated with heavy metals: Mn, Fe, Cu, Ni and Zn intake via consumption of contaminated locally grown vegetable: Spinacia oleracea L. ... -
Structural, optical and magnetic investigation of Gd implanted CeO2 nanocrystals
(Elservier, 2017-10-15)Gadolinium implanted cerium oxide (Gd-CeO2) nanocomposites is an important candidate which have unique hexagonal structure and high K- dielectric constant. Gd-CeO2 nanoparticles were synthesized using hydrothermal method. ... -
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 ... -
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 ... -
Incidence and level of mistletoe Infestation in tree species at Botswana University of Agriculture and Natural Resources’ Sebele Content Farm Campus, Botswana
(AD Publications, 2017-11-11)A survey was conducted at Botswana University of Agriculture and natural Resources at Sebele content farm to determine the intensity and level of mistletoe infestation in tree species. The intensity and the total number ... -
Excess rumen degradable protein influences the rate of development and glucose metabolism of fertilized sheep ova
(2017-11-20)The level of protein degradability in ruminant diets, notably in the peri-ovulatory period and during the early weeks of gestation, can significantly affect conceptus survival and may even interfere with normal control of ... -
Application of high resolution NMR, FTIR, and GC–MS to a comparative study of some indigenous seed oils from Botswana.
(Elsevier, 2017-12)Spectroscopic techniques utilizing FTIR, 1H and 13C NMR spectral fingerprints of the neat oils, as well as standard titrimetric and GC–MS analyses were all employed to determine the quality parameters and fatty acid (FA) ... -
Anaplasmainfection prevalence in beef and dairy cattle in the south eastregion of Botswana
(Elsevier, 2017-12-26)Infection of cattle by the tick-borne intra-erythrocytic bacteria of the genusAnaplasmaoccurs worldwide.Nevertheless, prevalence rates in specific regions are still required to inform cattle farming management deci-sions. ... -
Diversity of wild herbaceous legumes in southern Africa, their associated root nodule bacteria, and insect pests.
(CABI, 2018)Climate change models predict that most parts of southern Africa including Botswana and Namibia will experience severe water stress and temperature increases as a result of climate change. Wild drought-tolerant nitrogen-fixing ... -
Diversity patterns of woody vegetation of Kgatleng District, Botswana.
(Biodiversity, Evolution and Ecology of Plants., 2018)Vegetation assessments have intensified around the globe to document plant diversity in the wake of climatic shifts and local environmental changes. Botswana also recognises the value of documenting plant diversity, and ... -
Forage quality and availability for large herbivores in southern African rangelands
(Klaus Hess Publishers, 2018)In light of the growing human population, the pressure on herbivores (livestock and wild herbivores) will be accelerated, resulting in a need for eff ective land management. To achieve this, information and knowledge about ... -
Re-aligning curricula and mode of delivery to impart relevant knowledge and skills to improve agricultural productivity
(RUFORUM, 2018)The purpose of this study is to contribute to the discussion on re-aligning curricula and mode of delivery to impart relevant knowledge and skills to improve agricultural productivity as stipulated in the Africa Agenda ... -
Woodland resources and management in southern Africa.
(Klaus Hess Publishers, 2018)The countries of southern Africa have an average forest cover of 32% with most forest situated in the tropics. These dry to moist forests are deciduous with a few evergreen species. The open canopy allows enough light to ... -
Rangeland monitoring and assessment: a review
(University of Hamburg, 2018)Rangelands provide vast landscapes for grazing and foraging for livestock and wildlife. Services of rangelands are diverse and generally provide food for millions of the world’s population, especially the rural and sometimes ... -
Applying genomic information for conservation and utilisation of the indigenous Tswana goat of Botswana
(2018)The indigenous Tswana constitutes 71% of the Botswana goat population (Botswana statistics, 2013). It is well adapted to the harsh conditions of the country such as poor nutrition, frequent droughts, high heat, diseases ... -
Phenotypic and genetic characterization of indigenous tswana goats
(South African Society for Animal Science, 2018-01-01)Tswana goats that were kept in communal systems in three agro-ecological regions in Botswana were characterized according to phenotypic measurements and genotypic data. Objective measurements for 123 goats included bodyweight ... -
Determinants of vegetation type patch dieback in a semi-arid area, Tutume Sub-District, Botswana
(Academic Journals, 2018-01-12)Patch dieback of Colophospermum mopane (Kirk ex Benth.) Kirk ex J. Léonard, which was attributed to drought, soil surface condition and soil chemistry has been reported in South Africa. In Botswana, dieback of C. mopane ... -
Phenotypic and genetic characterization of indigenous Tswana pigs and their reproductive performance under an intensive management system
(Botswana University of Agriculture & Natural Resources, 2018-03)The study was carried out to phenotypically characterize indigenous Tswana pigs under intensive management system and to genetically characterize Indigenous Tswana pig Population using a panel of 12 microsatellite markers. ... -
Agro-pastoralists’ determinants of adaptation to climate change.
(Emerald, 2018-03-12)Purpose – The purpose of this study is to analyse smallholder farmers’ perceptions on climate change and its stressors, their adaptation strategies and factors that influence their adaptation to climate change. Design/m ...