School of Agriculture and Food Security: Recent submissions
Now showing items 101-120 of 433
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Are consumers at the base of the pyramid willing to pay for nutritious foods?
(Pergamon, 2019)Base of the Pyramid (BoP) consumers living in the urban informal settlements of developing countries spend over 60% of their income on food, yet malnutrition and micronutrient deficiency remain widespread among ... -
A Gendered Analysis of Perceived Risks of Commercial Oriented Smallholder Vegetable Farmers in Kilifi County, Kenya
(Journal of Economics and Sustainable Development, 2019)This paper examines the relationship between gender and perceived risks of commercial oriented smallholder farmers in Kilifi County. A sample of 332 smallholder vegetable farmers was selected from the study area. A 5- point ... -
Assessment of Factors that Limit Optimal Use of Organic Fertilizers in Subsistence Food Production in Vihiga County, Kenya
(IJECC, 2021)In the face of skyrocketing prices of inorganic fertilizers, organic materials are considered the alternative sources of fertilizers. Research institutions have over the years succeeded in demonstrating high yield responses ... -
The status of research on Lake Victoria fisheries: Historical and current data on fisheries and the lake environment
(AfricArXiv, 2019)Lake Victoria which is the second largest freshwater lake in the world supports a large population living around it through provision of food; fish and employment; both directly and indirectly. Due to its varied uses, ... -
Efficiency of pumpkin (Cucurbita pepo), sweet wormwood (Artemisia annua) and amaranth (Amaranthus dubius) in removing nutrients from a smallscale recirculating aquaponic system
(Springer International Publishing, 2019)In aquaponic systems, plants absorb dissolved nutrients from aquaculture wastewater for their growth. The removal of nutrients allows reuse of water and minimises wastewater discharge to the surrounding environment. This ... -
Saving the endangered Native Victoria Tilapia, Oreochromis variabilis Boulenger (1906), in Upper Victoria Nile
(National Agricultural Research Organisation, 2020)This study investigated the catch estimates, mortality, growth, food and feeding habits, and water parameters of Oreochromis variabilis in Upper Victoria Nile (UVN) from 2008 to 2019. Catch rates ranged 0.32±0.08 to ... -
Molecular identification of bacteria isolated from culture medium of the gold-lipped pearl oyster Pinctada maxima larvae
(Society for Indonesian Biodiversity, 2020)ullur S, Napitupulu H, Wantania LL, Ginting EL, Mamangkey NGF, Smolak R, Ogello E. 2020. Molecular identification of bacteria isolated from culture medium of the gold-lipped pearl oyster Pinctada maxima larvae. Biodiversitas ... -
Critical aspects of aquafeed value chain in the Kenyan aquaculture sector
(Canadian Center of Science and Education, 2021)This article reviews critical aspects of the aquafeed value chain in the Kenyan aquaculture sector. Aquaculture production in Kenya has grown steadily in recent years, to more than 18,000 tons in 2019. Due to the ... -
Comparison of net fish yields in pond cultured Nile tilapia (Oreochromis niloticus L.) fed on peanut-based meals as alternatives to dietary fishmeal
(International Journal of Fisheries and Aquatic Studies, 2021)Although net yield directly relates to actual production at harvest, feeding trials aimed at replacing dietary fishmeal in cultured fish have largely ignored the performance indicator. A 16-week experiment aimed at ... -
State of aquaculture in Kenya 2021 report
(Kenya Marine and Fisheries Research Institute, 2021)The report deliberated on the steps being taken to boost and increase aquaculture production in the country. -
Recent advances in the use of Tithonia diversifolia green manure for soil fertility management in Africa: A review
(Agricultural Research Communication Centre, 2020)Tithonia biomass transfer was presented as a technology that would replenish infertile soils, enhance food security and eradicate poverty in Africa in the 1990s. Since then, a huge volume of research has been conducted ... -
Effects of fisheries policy implementation strategies on regulatory compliance in the small-scale fisheries sector in Lake Victoria: A case study of Busia County, Kenya
(International Journal of Fisheries and Aquatic Studies, 2021)Lake Victoria is an integral part of Kenya's food production system. Fisheries policies and regulations have been formulated and implemented for sustainable management of the lake's resources, but the lake's ecological ... -
Periphyton Technology Enhances Growth Performance and Delays Prolific Breeding of Nile Tilapia, Oreochromis niloticus (Linnaeus, 1758), Juveniles
(Research Gate, 2021)This study evaluated the effect of periphyton technology (PPT) on the growth performance and breeding schedule of Oreochromis niloticus (Linnaeus, 1758) juveniles. Six ponds, each measuring 81 m2 were used for the study. ... -
Depletion of phosphate rock reserves and world food crisis: Reality or hoax?
(African Journal of Agricultural Research, 2020)Phosphate rock (PR) deposits are the major source of phosphate (P) fertilizers for soil fertility replenishment. The demand for P fertilizers in the year 2014 was 42,706,000 tons and was expected to reach 46,648,000 tons ... -
Aquatic Ecosystem Health & Management
(Michigan State University Press, 2021)Capture fisheries and aquaculture have remained important sources of food, nutrition, income and livelihoods to millions globally, with annual per capita consumption of fish in developing countries having increased from ... -
Evaluation of crop arrangement and phosphorus rate on performance of maize-common bean intercropping in western Kenya
(Archives of Agriculture and Environmental Science, 2020)The effect of phosphorus (P) rate and crop arrangement on the performance of component crops in maize-bean intercropping systems was investigated at two sites; Malanga and Bugeng’i in western Kenya. A split plot design ... -
Fish feeds and feed management practices in the Kenyan aquaculture sector: Challenges and opportunities
(Michigan State University Press, 2021)Feeds and feed management practices are key to the development of the aquaculture sector. To achieve high levels of aquaculture production, fish farmers need nutritionally adequate and cost-effective feeds, which are ... -
Response of soybean (Glycine max L.) to application of lime and phosphate fertilizer in an acid soil of western Kenya
(Research gate, 2020)The effect of combining lime and phosphate fertilizer on the performance of soybean (Glycine max L.) was investigated in a pot experiment consisting of nine treatments of three rates of lime (0, 4 and 8 t ha−1) in a ... -
Effects of Vermicompost, Tithonia Green Manure and Urea on Quality of Swiss Chard (Beta Vulgaris L. Var. Cicla L.) in Kenya
(Canadian Center of Science and Education, 2021)Swiss chard (Beta vulgaris L. var. cicla) is a popular vegetable because it is nutritious, robust, easy to grow. It requires regular applications of nitrogen, which causes accumulation of oxalates and nitrates within the ... -
Status of Fish Health Management and Biosecurity Measures in Fish Farms, Cages and Hatcheries in Western Kenya
(CABI, 2021)Aquaculture is one of the critical sectors contributing to food and nutrition security, income and employment opportunities to millions of people and is currently the fastest growing food-producing sector globally. With ...