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Now showing items 21-40 of 675
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Evaluation of Stover management practices or ameliorative strategies on the utilization of tanniferous feeds by ruminants
(The University of Guelph, 1999-08)Seven experiments which hcluded one fieIdlagronomy, four in vitro and two in vivo triais were carrieci out to (i) determine the optimum time of harvesbng and storage methods that preserved the nutritive quality of make and ... -
Feeding donkeys
(Livestock Research for Rural Development, 2000)Feeding is an important aspect in the management of any farm animal. It requires knowledge of the feeding behaviour and nutrient requirements of animals for specific production functions, e.g. work. The objective when ... -
A Comparative Economic Analysis of Smallholder Cattle and Small Ruminant Production Systems in Botswana
(Kluwer Academic Publishers, 2000)Cattle rearing is the single most important activity in the agricultural sector of Botswana, and cattle enjoy a high status among both rural and urban dwellers. In recent years, farmers have begun to intensify the production ... -
Root zone solute dynamics under drip irrigation: A review
(Kluwer Academic Publishers, 2000)Infiltration and subsequent distribution of water and solutes under cropped conditions is strongly dependent on the irrigation method, soil type, crop root distribution, and uptake patterns and rates of water and solutes. ... -
Milk production of Tswana goats fed diets containing different levels of energy
(South African Society of Animal Sciences, 2000)The aim of this experiment was to characterize the milk yield of the Tswana goat of Botswana. Twenty-one Tswana goat does were allocated to one of three diets formulated to provide energy for maintenance and a milk yield ... -
Performance of Tswana pigs with traditional management in SE-Botswana
(Journal of Agriculture in the Tropics and Subtropics, 2000)The performance of Tswana pigs was studied under tmditional management systems. Tswana pigs performed poorer than other indigenous African pigs in reproduction and growth traitscxcept in survival ratc. ln general, indigenous ... -
Cooling laying hens by intermittent partial surface sprinkling
(American Society of Agricultural and Biological Engineers, 2000)This study investigated the efficacy of intermittent partial surface sprinkling to cool caged layers at 20, 38, and 56 weeks of age. Ten birds were used per age group with two birds per paired trial (Experiment, Expt, and ... -
A comparative economic analysis of smallholder cattle and small ruminant production systems in Botswana
(Tropical animal health and production, 2000)Cattle rearing is the single most important activity in the agricultural sector of Botswana, and cattle enjoy a high status among both rural and urban dwellers. In recent years, farmers have begun to intensify the production ... -
Chemical composition and in vitro dry matter digestibility of four parasitic plants (Tapinanthus lugardii, Erianthenum ngamicum, Viscum rotundifolium and Viscum verrucosum) in Botswana
(Elservier, 2000-04-10)Parasitic plants, Tapinanthus lugardii, Erianthenum ngamicum, Viscum rotundifolium and V. verrucosum were harvested during months (January, March, May and June) in 1998 at the Sebele Research Station. The samples were ... -
The prevalence of internal and external parasites in pigs of different ages and sexes in Southeast District, Botswana
(AOSIS [Commercial Publisher], 2000-05-22)Botswana imports most pig-based products from neighbouring countries. Pig farming is limited by, among other things, the negative effect of parasites and diseases on production. The object of this study was to determine ... -
Reproductive performance of Tswana and Simmental x Tswana crosses in smallholder farms in Botswana
(Livestock Research for Rural Development, 2001)Data from the Small-scale Dairy Project were analyzed to compare the reproductive performance of Simmental × Tswana crosses and purebred Tswana milking cows from smallholder farms. The effects of season (dry and wet), breed ... -
Gender impact on sheep and soat production in Botswana. A case of Gaborone region
(Journal of Agriculture in the Tropics and Subtropics, 2001)A survey of 100 randomly selected farming households keeping livestock was conducted in ten randomly selected villages in the Gaborone agricultural region from October 1997 to February 1998. Data acquisition was done through ... -
The effects of drought on plant response in Northern Chehuahuan Desert rangelands
(New Mexico State University, 2001-08)Short term grazing trials were started in June 1992 and continued until 2000; The pastures were grazed in June and September each year except 1996, 1999 and 2000 because of drought. The trials were conducted at New Mexico ... -
Chemical composition and in vitro dry matter digestibility of local landraces of sweet sorghum in Botswana
(Livestock Research for Rural Development, 2002)Sweet sorghum is a variant of grain sorghum (Sorghum bicolour (L) Moench, grown in Botswana for edible juicy sweet stem instead of grain. Suitability of sweet sorghum as forage for livestock was investigated by evaluating ... -
Phosphorus levels in shoots of Bambara groundnut in Botswana soils
(Taylor & Francis, 2002)The critical phosphorus (P) concentration and range of bambara groundnut (Vigna subterranea) plants were determined from a sand culture experiment at Botswana College of Agriculture. Twelve P levels (0.207–159 mg P pot−1) ... -
Agricultural Tractor Ownership and Off-Season Utilisation in the Kgatleng District of Botswana
(Shin-Norinsha Co., 2002)In recent years tractor power usage has increased among the smallholder farmers in Botswana due mainly to the influence of government loans, subsidies and grants on draft power financing. A study on tractor owners and ... -
Current state and updating of heat and moisture production of poultry and their housing systems
(Iowa State University, 2002)An extensive literature review and comparative analysis of heat and moisture production (HP, MP) of various poultry types (layers, broilers, and turkeys) and their housing systems indicated that total heat production (THP, ... -
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, ... -
A potential strategy for research to improve small stock nutrition under the traditional farming system in Botswana
(Sabinet, 2002)Small stock plays an important role in the rural economy of Botswana. The majority of small stock is reared under traditional fanning systems. Nutrition is one of the limiting factors. This paper discusses how crop residues ... -
Effect of supplementation on reproduction of wet season kidding Tswana goats
(South African Society for Animal Science, 2002)Seventy-seven mature Tswana goats were used to investigate the effect of supplementation on reproduction of wet season kidding animals. Treatments groups with similar weights were: Unsupplemented Control (UC), Continuous ...