Working Document Series Open Access Growth and carcass traits in broiler chicken fed on low-tannin grain sorghum in Kenya J.G. Gicheha · L.W. Kabuage · J. Mburu · F. K. Njonge +1 more A feeding trial was performed to evaluate response of grower broiler chicken (Gallus gullus domesticus) to dietary replacement of maize (Zea mays) with low-tannin grain sorghum, Sorghum bicolor (LTS) in a small-holder poultry farm setting … RUF-37030 2016 CC BY 4.0 18 Sep 2017
Working Document Series Open Access Status of water quality in the springs of Huye Town, Rwanda F. Anyemedu · C.M. Kasanziki The treatment and supply of drinking water in Rwanda is carried out by Water and Sanitation Corporation (WASAC), a state owned public company. However, WASAC is not able to supply water to all households. Consequently, the non-serviced hou… RUF-37022 2016 CC BY 4.0 18 Sep 2017
Working Document Series Open Access Effects of combining in-situ rainwater harvesting technologies and organic manure on soil moisture and maize performance in Morogoro, Tanzania J.J. Balilemwa · J. Mugwe · K. Mwetu · A.K.P.R. Tarimo Tanzania is among the Sub-Saharan Africa countries that experience water scarcity. Water scarcity is caused by unreliable rainfall and prolonged drought which greatly affects both soil moisture and crop productivity. The study was conducte… RUF-37019 2016 CC BY 4.0 18 Sep 2017
Working Document Series Open Access Productivity of Solanum potato varieties and their yield responses to nitrogen fertilizer application rates in Eastern Rwanda C. Karemangingo Potatoes (Solanum tuberosum L.) is an important crop widely grown in cool and high moist conditions of Rwanda. This study explored the productivity of different potatoes varieties under increasing nitrogen fertilizer application rates in d… RUF-37017 2016 CC BY 4.0 18 Sep 2017
Working Document Series Open Access Factors affecting sweetpotato production and soil fertility challenges among smallholder farmers in Kenya Carolyne Jepkemboi · S.J. Kebeney · J.K. Kitilit Sweetpotato (Ipomea batatas) is an important food crop in Kenya, but farmers experience low production and thus their food and income security is threatened. This study was done to document factors affecting sweetpotato production and soil… RUF-37016 2016 CC BY 4.0 18 Sep 2017
Working Document Series Open Access Diversity among selected African nightshade genotypes found in Kenya K.E. Ngugi · D. Nyamongo · C. M. Onyango · N.L. Wesonga African nightshade (Solanum nigrum L.) is widely used as leafy herbs and vegetables, as a source of fruit and for various medicinal purposes in the world. Nonetheless the diversity of Solanum nigrum in terms of its morphological characteri… RUF-37015 2016 CC BY 4.0 18 Sep 2017
Working Document Series Open Access Cassava characterization and diverse use, the mirror for cassava landraces on-farm conservation in Uganda. An opportunity to genetic conservation and food security for rural communities S. Balaba Tumwebaze · S. Kalimunjaye · G. Nakabonge Conservation of cassava (Manihot esculentum) genetic resources is crucial given their critical role in Agricultural production. Cassava landraces have over the years been conserved in situ directly or indirectly. However, farmer traditiona… RUF-37011 2016 CC BY 4.0 18 Sep 2017
Working Document Series Open Access Farmer practices influencing sweetpotato – soy bean production and rabbit farming in selected sub-counties in Elgeyo Marakwet and Kakamega, Kenya Carolyne Jepkemboi · P.C. Kale · S.J. Kebeney · J.K. Kitilit Sweetpotato (Ipomea batatas), is a tuber crop that plays a significant role in soil fertility, provides animal protein, improves human nutrition and generates income. Sweetpotato has however remained under low production with little attent… RUF-37009 2016 CC BY 4.0 18 Sep 2017
Working Document Series Open Access Grass seed value chain analysis in the Southern Kenya range lands of Makueni and Kajiado counties W. N. Mnene · Erick Omollo · V.O. Wasonga · A.M. Yazan Elhadi Fodder production has increasingly become important among pastoral and agro-pastoral communities in Kenya. A number of pasture production technologies have been introduced to these communities not only to enhance availability of livestock … RUF-37000 2016 CC BY 4.0 18 Sep 2017
Working Document Series Open Access Identification of appropriate production packages for increased African nightshade production in Kisii County, Kenya E.O. Nyagari · R.N. Onwonga · C. M. Onyango This study investigated the effects of intercropping arrangements and fertiliser combinations on growth and yields of African nightshade (Solanum nigrum L.). The study was carried out at the Kenya Agricultural and Livestock Research Organi… RUF-36998 2016 CC BY 4.0 18 Sep 2017
Working Document Series Open Access Response to cold stress at reproductive stage of introduced and adapted rice genotypes in Uganda R. Edema · P. Gibson · J. Lamo · J. Nyiramugisha +2 more Exposure of rice (Oryza sativa) to cold stress has significant negative impacts on its development and yield. Prospects of increasing production by growing rice in highland areas of Uganda have not been fruitful due to cold stress. It is t… RUF-36995 2016 CC BY 4.0 18 Sep 2017
Working Document Series Open Access Performance of Wild Blackberry species in Kenya under conventional production R.M. Gesimba · K.O. Omondi · J.N. Wolukau Blackberry (Rubus L. sub-genus Rubus Watson) fruits grow wild in Kenya, though in some parts of the world they have been domesticated and are cultivated. There is potential for their adoption in Kenya, however this requires that informatio… RUF-36990 2016 CC BY 4.0 18 Sep 2017
Working Document Series Open Access Household nutritional knowledge, attitude and practices associated with consumption of wild fruits and vegetables in Acholi Sub-region of Northern Uganda W. Odongo · L. Okidi · D. Ongeng Rural households mostly utilise wild fruits and vegetables as a supplement to household nutritional needs during lean seasons. However, nutritional benefits derived from a given food are influenced by nutritional knowledge, attitude and pr… RUF-36987 2016 CC BY 4.0 18 Sep 2017
Working Document Series Open Access Determinants of adoption of potato production in the low land areas of Uganda F. Bagamba · Lule, J. Kyanjo · J. Mugisha Potato (Solanum tuberosum) is an important food and cash crop for smallholder farmers, giving more food, more nutrition and more cash per unit of area and time. Adoption of the crop is therefore seen as a pathway to improved smallholder fa… RUF-36971 2016 CC BY 4.0 15 Sep 2017
Working Document Series Open Access Socio-economic factors affecting technical efficiency of potato production in Kenya Ezekiel Chepkwony · M. Kipsat · M. Korir Potato, Solanum tuberosum L., is one of the most important staple crops in Kenya. It has high potential for production. However, production does not meet the growing demand. There is need to analyze socio-economic factors affecting the tec… RUF-36969 2016 CC BY 4.0 15 Sep 2017
Working Document Series Open Access Response of local and improved cowpea varieties to Rhizobia inoculation and phosphorus in West Nile region of Uganda R. Amayo · S. Nyamaizi · B. B. Obaa · G. Olupot +2 more Cowpea (Vigna unguiculata L.Walp) is an important food security and cash crop among poor households especially in eastern and northern Uganda. However farmers have reported grain yields as low as 50 kg ha-1, far below the potential yield o… RUF-36965 2016 CC BY 4.0 15 Sep 2017
Working Document Series Open Access In-vitro techniques for elimination of viruses causing cassava mosaic disease and cassava brown streak disease G. Nakabonge · J.B. Okori Cassava brown streak disease (CBSD) and cassava mosaic disease (CMD) are the two most important viral diseases affecting cassava (Manihot esculenta) production in Uganda. The two diseases persist in the plant system causing yield losses an… RUF-36958 2016 CC BY 4.0 15 Sep 2017
Working Document Series Open Access Evaluation of biochemical components as a mechanism of cassava resistance to whitefly infestation in Uganda S. Kyamanywa · M. Mwala · N. Mwila · E. Nuwamanya +2 more Bemisia tabaci is one of the most common whitefly species worldwide that have been identified to cause serious harm in various crops through direct damage and as a vector of viral diseases. In Uganda, cassava varieties used have succumbed … RUF-36956 2016 CC BY 4.0 15 Sep 2017
Working Document Series Open Access Identification of Turcicum leaf blight resistance genes in sorghum using comparative genomics Mayada Mamoun Beshir · S. Manthi · D.A. Odeny · P. Okori Turcicum leaf blight, caused by Exserohilum turcicum (Pass) K.J. Leonard and E.G. Suggs (teleomorph: Setosphaeria turcica (Luttrell) Leonard and Suggs), formerly known as Helminthosporium turcicum, is a major foliar disease of both sorghum… RUF-36953 2016 CC BY 4.0 15 Sep 2017
Journal articles Open Access How farmer videos trigger social learning to enhance innovation among smallholder rice farmers in Uganda Gabriel Karubanga · P. Kibwika · Florent Okry · H. Sseguya Information and Communication Technology (ICT) tools such as videos promoted to enhance farmer access to information to influence change in farming practices need to be situated in social learning processes. Farmers learn and innovate thro… RUF-36952 2017 CC BY 4.0 15 Sep 2017
Working Document Series Open Access Sources and inheritance of resistance to Sesame Webworm in Uganda W. Anyanga · M. Biruma · R. Edema · P. Gibson +3 more Sesame (Sesamum indicum L.) is an important income security crop among smallholder farmers in Eastern and Northern Uganda. However, Sesame webworm (Antigastra catalaunalis Dup) causes high yield loses in Uganda. A few sesame genotypes resi… RUF-36946 2016 CC BY 4.0 15 Sep 2017
Working Document Series Open Access Evaluation of the response of rice genotypes to bacterial leaf streak disease in Uganda M. Kanaabi · J. Lamo · P. Tukamuhabwa · G. Tusiime Destructive rice diseases like bacterial leaf streak (Xanthomonas oryzae pv. oryzicola) have been reported to be on the increase. In 2014, researchers in Uganda spotted signs typical of bacterial leaf streak disease (BLS) in rice fields in… RUF-36941 2016 CC BY 4.0 15 Sep 2017
Working Document Series Open Access Bacterial leaf streak disease of Rice: A silent constraint to Rice production in Uganda J.L. Andaku · G. Onaga · P. Tukamuhabwa · G. Tusiime Bacterial leaf streak disease (BLS) caused by Xanthomonas oryzae pv oryzicola is one of the emergent biotic constraints to rice production in Africa. The disease, which can cause yield loss of up to 60% on susceptible cultivars, was observ… RUF-36938 2016 CC BY 4.0 15 Sep 2017
Working Document Series Open Access Relationship between causal pathogens for maize ear rots and grain yield in tropical maize in Uganda J.C. Alunga · G. Asea · P. Gibson · D.B. Kwemoi +1 more Maize ear rots caused by Aspergillus flavus, Fusarium graminearum and Stenocarpella maydis reduce the quality of maize through production of mycotoxins and carcinogenic compounds that are harmful to both humans and animals when consumed. T… RUF-36936 2016 CC BY 4.0 15 Sep 2017
Working Document Series Open Access Optimum application rates for naturally occuring enthropathogenic fugus for termite management in maize fields L. Gohole · A.W. Khaenje · N.K. Maniania · L. Ngode In Africa, maize yield losses of 50-100% have been reported to due termite attack. Previous studies have demonstrated efficacy of Metarhizium anisopliae for controlling termites, however there is limited information available on the applic… RUF-36930 2016 CC BY 4.0 15 Sep 2017
