Working Document Series Open Access Strengthening S&T Capacity in Africa: Engaging Women and Youth - Strategies, Lessons and Experiences from YPARD and YPARD Africa M. Cherbonnier · C. Paisley Though the African agricultural sector has been growing steadily in the last decade, the contribution of young people to this sector remains limited. The literature points to a considerable decline in interest by African youths in agricult… RUF-33157 2012 CC BY 4.0 21 May 2014
Working Document Series Open Access Agricultural research and higher education in Africa: trends, challenges and ways of moving forward Beintema Nienke Agricultural R&D is critical to increasing smallholder productivity and generating agricultural growth in Sub-Saharan Africa (SSA), but governments continue to underinvest in agriculture, more specifically in agricultural research and … RUF-33143 2012 CC BY 4.0 21 May 2014
Working Document Series Open Access Water Stress Effect on Yield and Water Use Efficiency of Two Wheat Varieties S.H. Ahmed · A.A. Ali Wheat is one of the first food crops to be domesticated and is a basic stable food in Europe, Asia and Africa. Wheat production is limited by insufficient water especially in the hot dry environments. In the arid and semi-arid regions, whe… RUF-32879 2012 CC BY 4.0 20 May 2014
Working Document Series Open Access Effect of Different Drip Irrigation Regimes on Growth, yield and Yield Components of Banana cv. Grand Nain Under Gizera Condition, Sudan B.A. Ahmed Al-Khalifa · M.I. Ihsan · A.A. Mohammed This study was conducted to investigate the effect of different water regimes applied by drip irrigation on growth and yield of banana cv. Grand Nain in Gizera State. Five different irrigation regimes were applied. These were 40%, 60%, 80%… RUF-32876 2012 CC BY 4.0 20 May 2014
Working Document Series Open Access On-farm Analysis of the use of clear Plastic Pond Sheeting for Enhanced Growth and Productivity of Tilapia Rendalli and Oreochromis Shiranus Polyculture in Earthen Ponds E.W. Kaunda · J.M. Kihoro · C.G. Salima The effect of clear plastic sheeting on growth of Tilapia rendalli and Oreochromis shiranus polyculture and pond productivity was assessed in twelve 200m2 ponds in Dowa district, Malawi. Clear plastic sheets of 200 microns were installed 5… RUF-32837 2012 CC BY 4.0 19 May 2014
Working Document Series Open Access Combined Effect of Selected Technologies on Growth, Survival and Water quality of Improved Strain of Oreochromis Shiranus in Earthen Ponds of Dowa District, Malawi L. Jere · J. Kang’ombe · E.W. Kaunda · P.M. Longwe +2 more The study to evaluate the combined effect of feed, feeding trays and clear plastic pond sheeting technique on the growth, survival and water quality of the improved strain of Oreochromis shiranus was conducted in Dowa District, Malawi, fro… RUF-32827 2012 CC BY 4.0 19 May 2014
Working Document Series Open Access Food type preference, Breeding Seasonality and size at first Maturity of Synodontis njassae of Southeast arm of Lake Malawi K.M. Kamtambe · E.W. Kaunda · F. Maguza-Tembo · A. Msukwa The food type preferencein the southeast arm of Lake Malawi was studied. Frequency of occurrence, gravimetric, volumetric and index of relative importance was used to assess food preference. It was found that S. njassae is an omnivore, con… RUF-32808 2012 CC BY 4.0 19 May 2014
Working Document Series Open Access Evaluation of Locally Available Feed Resources for Dairy Goat Feeding in Kongwa District, Tanzania S.W. Chenyambuga · T. Damas Msaki · D.M. Komwihangilo An experiment was conducted to assess the effects of three concentrate diets made from locally available feed resources on milk production and growth rates of dairy goats kept by small-scale farmers in Kongwa district. The concentrate diet… RUF-32632 2012 CC BY 4.0 17 May 2014
Working Document Series Open Access Development of Management Practices for Sustainable Improvement of Dairy Goat Productivity in Tanzania S.W. Chenyambuga · T. Damas Msaki · Mary Jackson · D.M. Komwihangilo +1 more This study was carried out to evaluate the performance of dairy goats introduced in rural areas of Babati and Kongwa districts, Tanzania. In addition, the study was aimed at developing good quality and cheap supplementary feed rations base… RUF-32621 2012 CC BY 4.0 17 May 2014
Working Document Series Open Access High Frequency Adventitious Root and Shoot Regeneration in Recalcitrant Sweet Potato Cultivars M. Ghislain · A. Kiggundu · S.B. Mukasa · A. Sefasi +1 more resistance to weevils through conventional hybridisation has been limited by the lack of resistance sources in the sweetpotato germplasm. The aim of this study was to investigate induction of adventitious shoots which would facilitate gene… RUF-32574 2012 CC BY 4.0 17 May 2014
Working Document Series Open Access Inheritance and Stability of Earliness in Solanum Potato P. Iragaba · R. Kakuhenzire · G. Tusiime Potato is an important food and cash crop in Uganda. Recent climatic variability characterised by erratic rainfall and elevated temperatures have been recognised as a major threat to potato production and productivity. Breeding for adaptat… RUF-32470 2012 CC BY 4.0 16 May 2014
Working Document Series Open Access Establishment of a Rapid in Vitro System for Regeneration of Papaya Plantlets in a Liquid Media E.K. Gatambia · A.W. Kihurani · M.M. Waiganjo · F.K.R. Wanzala This study was an attempt to determine rapid micro- propagation methods for regeneration of papaya plantlets in vitro using liquid media. Different concentrations and combinations of growth regulators in liquid MS namely BAP (0-2 mgl-1) an… RUF-32466 2012 CC BY 4.0 16 May 2014
Working Document Series Open Access Performance of Introduced Irrigated Rice Varieties in Ruzizi Plain, South Kivu Province, DR Congo B.J. Bashagaluke · B.B. Bisimwa · B.E. Bisimwa · K.L. Buzera +3 more In the frame work of the rice production intensification by IFDC project in Ruzizi plain in the Sud Kivu province, DR Congo, The Catholic University of Bukavu (UCB) and Evangelical University in Africa (UEA) are collaborating in research … RUF-32050 2012 CC BY 4.0 13 May 2014
Working Document Series Open Access Measuring Maize (Zea mays L.) Genetic Coefficients for Modeling Water-Limited Potential Yield and Yield Gaps in the Wami-Ruvu River Basin, Tanzania: An Overview S.K. Mourice · A. Nyambilila · C.L. Rweyemamu · S. Tumbo This research establishes observed data for validating an artificial neural network model for estimating the cultivar coefficients for the popular maize varieties in Tanzania. The genetic coefficients are fundamental in calibrating the DSS… RUF-31925 2012 CC BY 4.0 12 May 2014
Working Document Series Open Access Effect of Leaf Leachate of Prosopis Juliflora (Swartz DC) and Acacia Raddiana (Brenan) on Early Growth of Sorghum Sudanense (Piper Stapf) Mustafa Hasabelrasoul Fadlelmula · Ali Rona Abdallah Bushra Prosopis juliflora (Swartz) DC provokes contradictive allegations on its ecological significance. To contribute in elucidating the dispute on its allelopathic behaviour, leachate was extracted from the leaves of both P. juliflora and Acaci… RUF-31910 2012 CC BY 4.0 12 May 2014
Working Document Series Open Access Water Productivity and Evapotranspiration of Teff (Eragrostis tef) Berihun Atakilt Teff is a staple food crop in northern Ethiopia. The main limitation in stabilizing teff yield in northern Ethiopia is the dependency of the farming system on erratic rainfall. Usually, drought stress occurs in the region at the critical p… RUF-31896 2012 CC BY 4.0 12 May 2014
Working Document Series Open Access Age and Growth of the Nile Perch, Lates Niloticus L. in Lake Victoria, Uganda L.J. Chapman · W.N. Nkalubo This research determined age and growth of Nile perch (Lates niloticus) from Lake Victoria commercial catches using transverse-sectioned sagittal otoliths. Marginal increment analysis of the otoliths indicated bimodal deposition of annuli … RUF-31869 2012 CC BY 4.0 11 May 2014
Working Document Series Open Access Influence of soil moisture levels and packaging on postharvest qualities of tomato J.N. Aguyoh · A.M. Opiyo · C.I. Sibomana Plants respond to reduced soil water availability without experiencing any detectable change in shoot-water relations. The tomato seedlings (cv. ‘Moneymaker’) were planted in plastic pots under greenhouse conditions under five different so… RUF-31863 2012 CC BY 4.0 11 May 2014
Working Document Series Open Access Performance of Starter Pigs Fed Malted and Fermented Maize Based Weaner Diets G.A. Beyihayo · D. Mutetikka · M. Nabasirye Two experiments were conducted with the overall objective of developing appropriate diets to permit early weaning for increased productivity and profitability of pig production. Use of malted or fermented maize grain in weaner diets is an … RUF-31761 2012 CC BY 4.0 2 May 2014
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-31742 2011 CC BY 4.0 9 Apr 2014
Theses & Dissertations Open Access Influence of Dietary Soya Beans (Glycine Max (L.) Merr.) Protein and Lipid Combination, and Androgen (17 α – Methyl Testosterone) Levels on the Growth and Reproduction of Oreochromis Andersonii (Castelnau, 1861) Alexander Shula Kefi In order to investigate the influence of dietary soya bean protein and lipid combination, and androgen (17 α – methyl testosterone (MT)) levels on the growth, reproduction and sex ratios of Oreochromis andersonii (Castelnau, 1861), four ex… RUF-31702 2014 CC BY 4.0 17 Mar 2014