Faculty of Agriculture & Veterinary Medicine (FAg / FVM): Recent submissions
Now showing items 301-320 of 1900
-
Preharvest cultural practices affect postharvest quality attributes of banana fruits, Musa spp
(Faculty of Veterinary Medicine, University of Nairobi, 2011-08)Preharvest factors including agro-ecological conditions, cultural practices and crop variety selection greatly impact fruit quality potential at harvest and postharvest longevity. In this study, quality attributes of ... -
Participatory variety selection of drought tolerant dry bean genotypes in Mwea, Kirinyaga south district of Kenya
(2011-09)A key agronomic strategy to enhance dry bean productivity in drought prone areas of Kenya is to develop and deploy drought tolerant varieties. Dry bean nurseries in the national research institutions within the eastern ... -
Effect of nutrition on infectivity of the nematophagous the fungus pochonia chlamydosporia on nematode eggs
(Faculty of Agriculture, University of Nairobi, 2011-09)Effective establishment of microbes applied to soil often requires addition of an exogenous nutrient source to overcome competition from the resident microflora. However, readily-available nutrients may compromise ... -
Impact of mobile phone-based money transfer services on smallholder agriculture in Kenya
(Faculty of Agriculture, University of Nairobi, 2011-09)The recent introduction of mobile phone-based money transfer services is seen to resolves one idiosyncratic market failure farmers face, namely access to financial services. It facilitates transfer of money to beneficiaries ... -
Determination of physical suitabilty of advanced drought tolerant bean lines for canning
(Faculty of Agriculture, University of Nairobi, 2011-09)Water uptake, percent volume increase and cookability after soaking are critical characteristics of dry beans destined for the canning industry. New dry bean varieties released, should possess good canning qualities to ... -
Effect of temporal weed colonization on the growth and productivity of cotton (Gossypium hirsutum l.) in central Kenya
(Faculty of Agriculture, University of Nairobi, 2011-09)Cotton production in Kenya has been characterized by low yields due to weeds, insect and mites, and diseases. Uncontrolled weed growth reportedly results to 50-60% yield losses. To determine effects of temporal ... -
Efficacy of Pochonia Chlamydosporia and paecilomyces lilacinus as biocontrolagents of root-knot nematodes
(Faculty of Agriculture, University of Nairobi, 2011-09)Management of root-knot nematodes (Meloidogyne spp.) using fungi that parasitize eggs and females has been gaining popularity as alternatives or supplements to chemical nematicides. This study was conducted with the ... -
Response of sweetpotato dual purpose varieties to harvesting regime
(Faculty of Agriculture, University of Nairobi, 2011-09)Feeds are a major constraint to livestock production in Kenya. Sweetpotato dual purpose varieties can be used to reduce feed resource competition and provide high quality livestock feeds during dry seasons. A study was ... -
Water and light use in maize intercropped with Mucuna
(Faculty of Agriculture, University of Nairobi, 2011-09)High biomass yielding legume Mucuna pruriens L (mucuna) can improve soil nutrient status in low input maize production systems if integrated as a cover crop. The amount of mucuna biomass would be influenced by water and ... -
Evaluation of resistance of Snap Bean varieties to bean fly
(Faculty of Agriculture, University of Nairobi, 2011-09)Snap bean (Phaseolus vulgaris), an important export crop for Kenya, experiences high pest infestations leading farmers to use highly persistent pesticides resulting in produce rejection due to high pesticide residues. A ... -
Life cycle, population buildup and survival of aphids on stored potato tubers
(Faculty of Agriculture, University of Nairobi, 2011-09)Monitoring of aphid life cycle and population buildup on stored potato tubers aims at contributing towards development of a viable and sustainable aphid and virus management strategy. Potato storage protects potatoes ... -
Predisposing factors to aflatoxin contamination of maize in Eastern Kenya
(Faculty of Agriculture, University of Nairobi, 2011-09)Maize is the staple diet of majority of Kenyan population but repeated outbreaks of mycotoxin poisoning in Eastern Kenya is a major food safety constraint. This study was conducted to determine maize production and handling ... -
Effects of Silver Thiosulphate pretreatments on harvested lisianthus (Eustoma grandiflorum) cut flowers
(Faculty of Agriculture, University of Nairobi, 2011-09)This study aimed at developing postharvest pretreatments for improving vase life and display quality oflisianthus cut flowers. Equally spaced doses (0, 0.25, 0.5, and 0.75 mMAg) ofsilverthiosulphate (STS) pretreatments ... -
The effect of modified atmosphere packaging on postharvest shelf life of mango fruits, mangifera indica l, cultivar tommy atkins
(Faculty of Agriculture, University of Nairobi, 2011-09)Modified atmosphere packaging (MAP) is a simple technology whose optimization can minimize high postharvest losses in perishable commodities. In this study, the efficacy of active bag® a recently introduced MAP product ... -
Evaluation of sweetpotato varieties for resistance to sweet potato virus disease and adaptability
(Faculty of Agriculture, University of Nairobi, 2011-09)Sweetpotato virus disease (SPVD) is caused by dual infection of the aphidborne sweetpotato feathery mottle virus (SPFMV) and the whitefly-borne sweetpotato chlorotic stunt virus (SPCSV) and it greatly reduces tuber ... -
Morphological differences among susceptible and resistant sweetpotato varieties
(Faculty of Agriculture, University of Nairobi, 2011-12)Abstract (C2064) Physical, chemical and physiological properties of the plant leaves and stems play an important protective role against pathogens. Morphological, anatomical and serological studies were conducted on ... -
Quality and yield of Snap Bean lines developed for multiple disease resistance
(Faculty of Agriculture, University of Nairobi, 2011-09)Angular leaf spot, anthracnose and rust are a major constraint to snap bean (Phaseolus vulgaris) production and development of varieties with multiple disease resistance would assist farmers reduce reliance on fungicide ... -
Transferring striga resistance genes into farmer preferred sorghum variety in Rwanda
(Faculty of Agriculture, University of Nairobi, 2011-09)Striga hermonthica is one of the major constraints of sorghum production world-wide and particularly in eastern province of Rwanda. In this study, 5 Striga resistance Quantitative Trait Loci (QTLs) from a resistance donor ... -
Efficacy of locally available materials and biocontrol agents in the management of potato tuber moth (PTM) (Phthorimaea operculella) (Zeller) in the store
(Faculty of Agriculture, University of Nairobi, 2011-09)Potato (Solanum tuberosum) ranks as the second most important food crop after maize playing an important role in national food security and income generation in Kenya. Potato production is limited by pests and diseases ... -
Using Value Chain Approach to Reveal the Total Economic Value of Pastoral Livestock in Isiolo County, Kenya
(Faculty of Agriculture, University of Nairobi, 2013)