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Now showing items 1-20 of 708
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Plants Poisonous to Livestock in Botswana
(South Dakota State University, 1982)Livestock plant poisoning is very common in Botswana. Two plants, Dichapetalum cymosum and Pavetta harborii, are especially notorious for causing large-scale mortality in some areas of the country. In 1975, for instance, ... -
Vegetation and soil moisture responses following three big sagebrush control methods
(University of Wyoming, 1986-05) -
Phosphate sorption and its relation to soil properties
(Agricultural University of Norway, 1986-12-11)In order to study the phosphorus sorption characteristics of six soils from Botswana, 2g of soil were equilibrated at 20°C in 0.01M CaCl2 containing various amounts of dissolved phosphate (0-900 pg P/g soil for two days). ... -
Combating drought: food for all.
(World Health Organization, 1988)Although Botswana entered its sixth year of drought in 1987, there have been no reports of deaths due to starvation. This is attributed to the country's early warning system and to the comprehensive relief measures that ... -
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 ... -
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 ... -
Effects of nutritionally-mediated increases in the plasma ammonia concentrations of donor ewes on the in vivo and subsequent in vitro development and metabolism of their embryos
(University of Aberdeen, 1994)A review of the literature indicated that high levels of protein in ruminant diets can lower fertility. Ammonia from proteins that are rapidly degraded by the rumen microbes has been suggested as the factor that may affect ... -
Preharvest factors that predispose apples to superficial scald.
(Elsevier, 1994-09)Preharvest factors during fruit ontogeny greatly affect fruit quality at harvest, modify fruit response to various treatments, development of physiological disorders, and retention of fruit quality at the end of storage ... -
The dynamics of hydraulic lift in peach tree water relations
(West Virginia University, 1995) -
The design and use of agroforestry systems in Botswana
(University of Edinburgh, 1996)Botswana is a semi-arid country which has 80% of the population living in rural areas and engaged mainly in agriculture. Rural populations in Botswana depend heavily on woodlands for fuelwood, fencing poles, building and ... -
Limb Deformities of farmed ostrich (Struthio camelus) chicks in Botswana
(Springer, 1997)Limb deformities were detected in 135 out of 885 ostrich chicks, giving a prevalence of 15.3%. Tibiotarsal rotation a¡ected 73% of the chicks with limb deformities, whereas rolled toes accounted for 36%. The right leg was ... -
Economics of smallholder sorghum and maize production systems in Botswana: a comparative analysis
(Journal of Agriculture in the Tropics and Subtropics, 1997-10)Sorghum and maize, the predominant crops of smallholder farmers in Botswana, compete for the same limited resources of the farmers. Unfortunately very little is known about their relative economic efficiency. Using farm-level ... -
Economics of Smallholder Sorghum and Maize Production Systems in Botswana: a Comparative Analysis
(Journal of Agriculture in the Tropics and Subtropics, 1997-10)Sorghum and maize, the predominant crops of smallholder farmers in Botswana, compete for the same limited resources of the farmers. Unfortunately very little is known about their relative economic efficiency. Using farm-level ... -
Economic viability of milk production systems in Botswana
(Botswana University of Agriculture and Natural Resources, 1997-10)Botswana imports approximately 75% of its milk requirement. These imports are mainly from the Republic of South Africa and Zimbabwe and an increase in milk production has been govemment's concern. However there has not ... -
Growth rate of ostrich (struthio camelus) chicks under intensive management in Botswana
(Springer, 1998)Thirty-seven ostrich chicks raised artificially had their weights, lengths of metatarsus and heights measured weekly from hatching to the 16th week. Despite weight loss during the first week due to utilization of egg yolk ... -
Heat and moisture production and minimum ventilation requirements of tom turkeys during brooding-growing period.
(American Society of Agricultural Engineers, 1998)Heat and moisture production rates of Nicholas tom turkeys raised under lab-scale commercial production settings were continually measured during a five-week brooding-growing period. Functions were established that relate ... -
Effects of post-weaning nutritional conditions on isowean pigs
(American Society of Agricultural and Biological Engineers, 1999)This study quantifies the responses of isowean pigs to post-weaning nutritional conditions as may be encountered during extended shipment. PIC breeding stock pigs at 8 to 12 days of age (3.5 to 4.0 kg body weight) were ... -
A critical look at the use of exotic bulls in traditional beff farming in Botswana.
(South African Journal of Animal Science, 1999)Data of indigenous and exotic bull breeds used between 1987 and 1995 were available from Ramatlabama Bull Stud and Artificial Insemination Laboratory. The bull breeds include indigenous breeds: Tswana, Tull, Bonsmara and ... -
Intentions regarding fencing of communal grazing areas for facilitating better management
(South African Journal of Agricultural Extension, 1999)There is a belief in Botswana that fencing of the current communal grazing areas as advocated by the national policy on agricultural development (1991) can be a step towards addressing the environmental and economic problems ... -
The effect of nitrogen on the yield and quality of vegetable amaranth
(Botswana University of Agriculture & Natural Resources, 1999-02)The effect of nitrogen on the yield and quality of three species of vegetable amaranth, namely; Amannthus hypochondriacus, A.tricolar, and A.hyridus was studied under field conditions for three different planting times ...
