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Now showing items 771-780 of 959
Coping with a challenging environment: Effects of seasonal variability and reproductive status on glucocorticoid concentrations of female baboons (Papio cynocephalus)
(University of Nairobi, 2008-08)
Environmental stressors impact physiology and behavior in many species of animals. These effects are partly mediated through changing concentrations of glucocorticoids, which also vary with reproductive state and social ...
Infectious bursal disease around Kabete, Kenya.
(University of Nairobi,, 2000)
Helminthosis in Smallholder Pig herds in Kikuyu division, Kiambu district, Kenya
(2004)
A study was conducted in sixty-two randomly selected herds in Kikuyu division, Kiambu district in central Kenyan highlands to obtain prevalence, spectrum and intensity of gastrointestinal helminths in pigs kept by smallholder ...
The pharmacokinetics of pyrethrins in lactating and non-lactating ewes after oral and subcutaneous administration
(2009)
Pyrethrins were administered orally and subcutaneously (SC) at 150 mg/kg body weight to 10 lactating and non-lactating ewes in a cross over experimental design. A gas chromatographic method was used for analysis of Pyre-thrins ...
Factors Influencing Choice and Adoption of Integrated Soil Fertility Management Technologies in Central Kenya Highlands
(University of Nairobi, 2007)
The paper presents the findings of a study conducted to determine farmers’ perceptions of some of soil fertility
management-specific attributes and influence on adoption decisions. The specific objectives were: (i) to ...
The yeast production system in which Escherichia coli phytase is expressed may affect growth performance, bone ash, and nutrient use in broiler chicks.
(University of Nairobi,, 2004-03)
The efficacy of three Escherichia coli-derived phytase preparations on the performance and nutrient utilization of broiler chicks was evaluated. Two hundred sixteen 7-d-old male broiler chicks were grouped by weight into ...
Reaction of potato cultivars to Ralstonia Solanacearum in Kenya
(University of Nairobi,, 2001)
A survey of bacterial wilt (BW) incidence was carried out in three potato producing districts of Kenya, namely, Nyeri, Nyandarua, and Meru in 1997. The survey was carried out in 30 randomly selected farms in each district. ...
What is the limit of up-scaling rainwater harvesting in a river basin
(University of Nairobi, 2003)
The semi-arid savannah environment (SASE) of sub-Saharan Africa are characterized by low erratic rainfall which result to high risk of droughts, intra-seasonal dry spells and frequent food insecurity. The main occupation ...
Effect of storage on the quality and safety of grains: A case study of Tharaka District, Kenya.
(University of Nairobi, 2003)