Theses & Dissertations Open Access Effect of organic and inorganic fertilizers on natural food composition and performance of African catfish (Clarias gariepinus) fry produced under artificial propagation Sebastian S. Mosha Demand for fish in both rural and urban areas is very high in Tanzania. In recent times, the African catfish, Clarias gariepinus, has gained popularity in the aquaculture sector of Tanzania. However, many aquaculture farmers face the chall… RUF-35875 2015 CC BY 4.0 3 Feb 2016
Theses & Dissertations Open Access Enhancement of somatic embryogenesis in recalcitrant east African highland bananas K. Sadik Lack of appropriate in vitro protocols has limited advances in the use of tissue culture in rapid multiplication of planting material and development of reliable genetic transformations for AAA-EA banana. Embryogenic callus induction in AA… RUF-35854 2013 CC BY 4.0 29 Jan 2016
Theses & Dissertations Open Access Growth, yield and postharvest qualities of tomato (Lycopersicon esculentum M.) as influenced by soil moisture levels and packaging C.I. Sibomana Tomato (Lycopersicon esculentum M.) is a fruit vegetable, and like most horticultural commodities is highly perishable. It is often exposed to stresses either imposed by other organisms (biotic) or arising from imbalance of environmental f… RUF-35633 2011 CC BY 4.0 8 Oct 2015
Journal articles Open Access The effect of diet and feeding system on the on-farm performance of local chickens during the early growth phase A. Kayitesi · D.R. Kugonza · H. Mulindwa · C. Nakkazi +1 more This study evaluated the performance of local chickens on three diets and two feeding systems under on-farm conditions. The diets used were formulated from local feedstuffs that had been identified in a baseline survey and analyzed for che… RUF-35591 2015 CC BY 4.0 6 Oct 2015
Theses & Dissertations Open Access Nutritional evaluation of plant ingredients for diets of Tilapia rendalli in NkhataBay, Northern Malawi Kumbukani Mzengereza Modern fish culture requires the reduction of the cost of feeds which can partly be achieved by minimal use of dietary animal protein. This study assessed the nutritional potential of locally available plant based feedstuffs from Mpamba EP… RUF-35376 2015 CC BY 4.0 21 Sep 2015
Theses & Dissertations Open Access Tree attribute ranking and phenology study: Farmers’ knowledge of trees commonly found on coffee Farms bordering Mabira forest reserve in Mukono District, Uganda Muchelo Ronald Omeli The potential of trees in agroforestry coffee systems to provide goods and services is increasingly recognized as important in improving local livelihoods and reducing the pressure on existing forest resources. There is a lack of informati… RUF-35314 2011 CC BY 4.0 18 Sep 2015
Newsletters Open Access The RUFORUM monthly Newsletter January, 2011 RUF-35253 2011 CC BY 4.0 17 Sep 2015
Newsletters Open Access The RUFORUM monthly Newsletter May, 2010 RUF-35226 2010 CC BY 4.0 17 Sep 2015
Working Document Series Open Access Effects of postharvest handling and 1-MCP treatment on the quality and shelf life of tomato A. Mutari An experiment was conducted to assess effect of phyticcal impact and storage temperature on ethylene production. There was no significant effect of physical handling on ethylene production, but there was more ethylene production at higher … RUF-35138 2010 CC BY 4.0 16 Sep 2015
Working Document Series Open Access Feeding, reproductive biology and aquaculture potential of Clarias liocephalus in the wetlands of south western Uganda L. Chapman · J. Kang’ombe · J. Rutaisire · J. Yatuha Clarias liocephalus is a data-deficient air breathing cat fish in wetlands of Western Uganda. It is highly demanded as live bait in Nile perch fishery of Lake Victoria and as food by local communities. Because of high demand, smaller sizes… RUF-35094 2010 CC BY 4.0 16 Sep 2015
Working Document Series Open Access Development of least cost formulated feed for Tilapia rendalli in tank based grow- out culture system J. Kang’ombe · T. Soko An experiment was conducted at Bunda fish farm from November 2009 to February 2010. Juveniles of Tillapia rendalli of average weight 9.5 ± SD 0.5g were stocked in outdoor concrete tanks and fed on diets of different plant protein sources f… RUF-35086 2010 CC BY 4.0 16 Sep 2015
Working Document Series Open Access Age, growth and reproductive biology of Lethrinops gossei burgess & axelrod– (Teleostei: cichlidae) in the south east arm of Lake Malawi M.C. Banda · G.Z. Kanyerere · E. Kaunda · F. Maguza-Tembo +1 more Life history traits of Lethrinops gossei from south east arm of Lake Malawi were studied. Validation of age was done by using analysis of marginal increment and length frequency distribution. It was assumed that a single opaque ring was la… RUF-35078 2010 CC BY 4.0 16 Sep 2015
Working Document Series Open Access Effect of pond plastic sheeting on water temperature and improved growth of fish in Dowa, Malawi L. Banda · E. Kaunda · P. Longwe · M. Matsimbe +2 more Temperature is one of the limiting constraints to increasing fish production in areas where temperatures are below 25oC. In most areas in Malawi temperatures are between 14 - 24oC (www.atlapedia.com/online/countries/malawi.htm), with the e… RUF-35052 2010 CC BY 4.0 15 Sep 2015
Working Document Series Open Access Maturity, age and growth of Oreochromis karongae (Teleostei: cichlidae) in Lake Malawi and Lake Malombe M. Banda · F. Kapute · E. Kaunda · Morioka. Sinshuke Size-at-50% maturity, age and growth, of Oreochromis (Nyasalapia) karongae (‘chambo’) in Lakes Malawi and Malombe were studied. Similar size-at-50% maturity and growth patterns were found for populations in Lake Malawi, but differences wer… RUF-35013 2010 CC BY 4.0 15 Sep 2015
Working Document Series Open Access Fish farming for improved income and food security of small scale farmersan initiative of the RUFORUM Community Action Research Programme (CARP) J. Banda · L. Banda · B. Chirwa · T. Chitsulo +9 more African trypanosomiasis is a major disease in several countries in eastern Africa, Uganda inclusive. This study is examining the role of oligopeptidase B (opB) in virulence of the vector Trypanosoma brucei rhodesiense and T. brucei gambien… RUF-34999 2010 CC BY 4.0 15 Sep 2015
Working Document Series Open Access Population dynamics and impact of trawling on the population structure of four key-indicator fish species in the South East arm of Lake Malawi A.M.E. Bulirani · E. Kaunda A study to assess impact of trawling on fish species population and dynamics has been initiated in Lake Malawi. Population dynamics of four indicator species will be monitored and used as a proxy indicator of the status of fishery in Lake … RUF-34989 2010 CC BY 4.0 15 Sep 2015
Theses & Dissertations Open Access Effects of water stress on antioxidant activity and phenolic contents of African nightshades and their distribution in Kisii and Siaya counties of Kenya Peter Okello Odhiambo Drought is a major abiotic factor limiting crop productivity in many regions of the world. It causes reduction in plant growth, dry matter accumulation and decline in plant water status of the plants and in certain cases interferes with bi… RUF-34879 2015 CC BY 4.0 14 Sep 2015
Working Document Series Open Access Breed preference, selection criteria and production performance of dairy cattle in the selected smallholder dairy farms in Zimbabwe B.T. Hanyani-Mlambo · E.V Imbayawro-Chikosi · L. Marius · C. Mutisi This study identified breed preferences, production performance and selection criteria used in selecting dairy breeds in Zimbabwe. A questionnaire based survey was conducted on 109 smallholder dairy farmers in Zimbabwe and data were analyz… RUF-34869 CC BY 4.0 14 Sep 2015
Working Document Series Open Access Effects of supplementing mesquit (Prosopis juliflora) seedpod meal on the performance of weaner Galla goats in the drylands of Kenya Wellington Ekaya · R.N. Kinuthia · O.K. Koech · R.G. Wahome A study was conducted to investigate the effect of increasing amounts of Prosopis juliflora seedpod meal on the growth rate of weaner Galla goats. The overall aim of this study was to assess the feasibility of incorporating Prosopis seedpo… RUF-34852 2010 CC BY 4.0 14 Sep 2015
Working Document Series Open Access Genetic and non-genetic factors influencing production in two boer goats studs M.D. Fair · F.J.M. King · F.W.C Neser The effect of genetic and environmental factors on weaning and post-weaning traits of boer goats was studied using 3233 records collected from 1998 to 2008. Least square analysis was used for estimation of environmental effects. Genetic pa… RUF-34846 2010 CC BY 4.0 14 Sep 2015
Working Document Series Open Access Accounting records management and performance of small scale businesses M. Akello · J. E. Apio Records management is important for organizational growth and survival. It enhances decision making, accountability and staff performance. Although organizations keep records, not all these records are well documented and stored to facilit… RUF-34818 2010 CC BY 4.0 11 Sep 2015
Working Document Series Open Access Enhancing the capacity of Kenya on climate risk reduction and climate change adaptation for sustainable agricultural productivity and food security C. B. Lukorito · G. O. Ouma Most vulnerable groups in countries in Sub Saharan Africa including Kenya are the poor who have least capacity for coping with the adverse impacts of the current climate extremes, and adapting to future climate changes. Lack of suitable co… RUF-34772 2010 CC BY 4.0 11 Sep 2015
Working Document Series Open Access Monitoring vegetation phenological stages using remote sensing data for pasture management in arid and semi-Arid lands of Kenya M. K. Ambani · C. B. Lukorito · G. O. Ouma The objective of this study was to monitor grassland phenological stages in selected arid and semi-arid lands (ASALs) of Kenya, so as to provide information useful in pasture management. Five years of Normalized Difference Vegetation Index… RUF-34760 2010 CC BY 4.0 10 Sep 2015
Working Document Series Open Access Development of management practices for sustainable improvement of indigenous goats in Tanzania S.W. Chenyambuga · D.M. Komwihangilo · E.E. Ndemanisho In recent years exotic breeds and crossbred goats of the indigenous breeds and some European breeds (mainly dairy goats) have been distributed in rural areas of Tanzania to increase goat productivity and alleviate poverty. However, the dis… RUF-34721 2010 CC BY 4.0 10 Sep 2015
Working Document Series Open Access Growth and physiological changes of tomato as influenced by soil moisture levels J.N. Aguyoh · C. Imana · A. Opiyo Tomato (Lycopersicon esculentum Mill.), as in most fruit vegetables, is often exposed to stresses either imposed by other organisms (biotic) or arising from imbalance of environmental factors (abiotic). Water management is a key factor tha… RUF-34720 2010 CC BY 4.0 10 Sep 2015
