School of Agriculture and Food Security: Recent submissions
Now showing items 261-280 of 427
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An overview of Kenyan aquaculture: Current status, challenges, and opportunities for future development
(Munguti Jonathan Mbonge; Kim Jeong-Dae; Ogello Erick Ochieng, 2014-03-31)The Kenyan aquaculture sector is broadly categorized into freshwater aquaculture and mariculture. Whereas freshwater aquaculture has recorded significant progress over the last decade, the mariculture sector has yet to be ... -
USPOREDNA PERFORMANSA RASTA MUŽJAKA ISTOG SPOLA I MJEŠOVITOG SPOLA NILSKE TILAPIJE (Oreochromis niloticus L.) UZGAJANIH U ZEMLJANIM RIBNJACIMA
(Agronomski fakultet Zagreb, 2015-03-25)Usporedna performansa rasta mužjaka istog spola u odnosu na mješoviti spol Nilske tilapije (Oreochromis niloticus) provedena je u šest zemljanih ribnjaka veličine 150 m2 u Kenijskom institutu za istraživanje mora i ribarstva ... -
The challenges of management: Recent experiences in implementing fisheries co‐management in Lake Victoria, Kenya
(2015-09)his study examined the efficacy of community‐level fishery co‐management organizations called Beach Management Units (BMUs) along the Kenyan shores of Lake Victoria. BMUs were established to enhance sustainable Lake Victoria ... -
Effects of chicken manure extract on the population growth, mixis induction and body size of the freshwater rotifer Brachionus angularis Gosse 1851
(Asian Fisheries Society, 2015-12-31)This study investigated the effects of chicken manure extract (CME) on the population growth, mixis induction and body size of the freshwater rotifer Brachionus angularis Gosse 1851. Four concentrations of CME (i.e.0.5, ... -
Aquaculture: a promising solution for food insecurity, poverty and malnutrition in Kenya
(AFRICAN SCHOLARLY SCIENCE COMMUNICATIONS TRUST (ASSCAT), 2016)Food insecurity remains one of the most visible dimensions of poverty. The increasing population amid competition for land and water resources means that the global demand for food will continue to increase. In Kenya, the ... -
Effect of replacing marine protein with hydrolyzed feather meal on growth, apparent digestibility and body composition of juvenile tilapias; Oreochromis mossambicus (peters, 1852)
(KENYA MARINE AND FISHERIES RESEARCH INSTITUTE, 2017)The effects of substituting hydrolyzed feather meal for fresh water shrimp meal on growth, apparent digestibility and body composition in tilapia Oreochromis mossambicus were evaluated under laboratory condition. Five ... -
Substitution of fish meal with sunflower seed meal in diets for Nile tilapia (Oreochromis niloticus L.) reared in earthen ponds
(Taylor & Francis, 2017-01-02)This study investigated sunflower seed meal (SSM) as dietary protein replacement of fish meal (FM) for Nile tilapia (Oreochromis niloticus) juveniles (initial mean weight of 19.8 ± 6.3 g) reared in earthen ponds for 210 ... -
Effect of starvation and accumulation of generations on mixis induction in offspring of the monogonont rotifer Brachionus manjavacas hatched from resting eggs
(Springer International Publishing, 2017-07-01)The effect of starvation on sexual reproduction in cyclic parthenogenetic rotifers has been studied using life history experiment. Short-time starvation of rotifers that experienced starvation immediately after hatching ... -
Culturing Brachionus rotundiformis Tschugunoff (Rotifera) using dried foods: application of gamma-aminobutyric acid (GABA)
(Springer International Publishing, 2017-07-01)This study investigated the population growth of the rotifer Brachionus rotundiformis (S-type) in batch cultures using dried Nannochloropsis oculata and Chlorella vulgaris with gamma-aminobutyric acid (GABA) supplementation. ... -
Studies on the development of low-cost and stable live food production technologies for tropical aquaculture: a case study of Rotifera (Family: Brachionidae)
(Nagasaki University's, 2017-09-20)Live food resources e.g. rotifers, copepods, cladocerans and Artemia are critical for successful fish larviculture. However, the hatchery production of these live foods depends on the availability of high density microalgae, ... -
STATE OF CAGE CULTURE IN LAKE VICTORIA, KENYA
(KENYA MARINE AND FISHERIES RESEARCH INSTITUTE, 2018)Fishery development is one of the key global development goals embodied in agenda 2030 under the fourteenth Sustainable Development Goal (SDG), in which countries seek to support the restoration of fish stocks to improve ... -
Effects of Nicotina tobacum (Linnaeus) on the survival and behavioral response of the freshwater leeches, Hirudinaria sp.
(2016-01-01)We investigated the efficacy of Nicotina tobacum as an anti-parasitic chemical to freshwater leeches of the genus Hirudinea, by assessing their behavioral and survival responses to different concentrations and ages of N. ... -
Lifetable demography and population growth of the rotifer Brachionus angularis in Kenya: influence of temperature and food density
(Taylor & Francis, 2016-08-19)Lifetable demography and reproductive traits of a Kenyan strain of the rotifer Brachionus angularis were investigated using individual and small batch culture approaches. The rotifer was identified morphologically before ... -
BLENDING FISHWASTES AND CHICKEN MANURE EXTRACT AS A LOW-COST AND STABLE DIET FOR PLANKTONIC LIVE FOOD PRODUCTION
(Ghent University, Belgium, 2017)The global increase of aquaculture has expanded the demand for the zooplankton as live foods for larviculture. Although freshly cultured microalgae is the common diet for zooplankton, microalgal culture protocols are ... -
A SIMPLE AND LOW-COST TECHNIQUE FOR CULTURING ROTIFERA WITHOUT MICROALGAE
(Ghent University, Belgium, 2017)So far, microalgae are the first choice diet for feeding rotifers (Maruyama et al., 1997), thanks to their excellent influence on rotifer growth rate (Hagiwara et al., 1997; Dhert et al., 2001; Yoshimatsu and Hossain, ... -
The Level Of Corporate Dividend Payout To Stockholders: Does Optimal Dividend Policy Exist For Firms Quoted At The Nairobi Stock Exchange?
(International Business & Economics Research Journal (IBER), 2010-03-01)The objective of this study was to determine the level of corporate dividend payout to stockholders and establish if the optimal dividend policy exists for the firms quoted at the Nairobi Stock Exchange (NSE). An analysis ... -
Pastoralists Non‐Responsiveness To Livestock Markets In East Pokot, Kenya
(African Association of Agricultural Economists (AAAE), 2010-09)One of the major challenges facing the state‐owned Kenya Meat Commission (KMC) in Kenya has been the inadequate supply of quality live animals for meat processing. It has been observed that the live animal throughput is ... -
Effectiveness of “PREP-PAC” Soil Fertility Replenishment Product on Performance of the Diversified Maize–Legume Intercrops in Western Kenya
(Springer, Dordrecht, 2011)Western Kenya region is densely populated, with population densities ranging from 500 to 1200 persons/km2. This has resulted in reduced land sizes, continuous cropping, high rates of soil nutrient depletion, and food ... -
Gender aspect in adoption of commercial poultry production among peri-urban farmers in Kericho Municipality, Kenya
(Academic Journals, 2011-07-30)The main objective of this study was to assess the extent of gender effects on adoption of intensive commercial poultry production system by peri-urban farmers. The sample frame was divided into two strata made up of ... -
Technical efficiency among the bulrush millet producers in Kenya
(Academic Journals, 2011-08-18)South Rift Valley, which has some of the highest poverty levels in Kenya would greatly benefit from increased production of bulrush millet as it will both improve the diet and contribute to household income. Though south ...