Working Document Series Open Access The role of weed management in reducing postharvest deterioration of taro in Cameroon G.C. Ayongwa · A.F. Lum Weeds are a severe constraint to crop production in the tropics. A field experiment was conducted in the Teaching and Research Farm of the University of Buea in 2015. The objective of the study was to assess the contribution of weeds to po… RUF-39357 2018 CC BY 4.0 28 Jul 2021
Working Document Series Open Access Impact of crop management practices and soil type of Hwedza communal area of Mashonaland East Province in Zimbabwe S Mabasa · K. Mukomberanwa · J.T. Rugare The impact of crop management practices and soil type on weeds is only partially understood in Zimbabwe. A weed survey was carried out in Hwedza communal area of Mashonaland East Province in Zimbabwe during the 2014/2015 agricultural seaso… RUF-39353 2018 CC BY 4.0 28 Jul 2021
Working Document Series Open Access Agronomic performance and carotenoid content of Kenyan yellow-fleshed cassava clones R. Edema · J. Kamau · P. Njenga · G. Ooko Vitamin A deficiency is common in Kenya, and is common among populations that depend on cassava as their main staple. Clonal evaluation of 324 locally developed yellow-fleshed cassava clones was carried out in two sites, Thika and Kiboko l… RUF-39352 2018 CC BY 4.0 28 Jul 2021
Working Document Series Open Access Indigenous fungi with antagonistic potential against potato cyst nematodes in Kenya R. Kahuthia-Gathu · J.K. Musango · J.W. Waceke Potato (Solanum tuberosum), which is the second most important food crop in Kenya, has various production constraints including potato cyst nematodes (PCN). This nematode which was first reported in 2014 is now ranked highest. The main opt… RUF-39351 2018 CC BY 4.0 28 Jul 2021
Working Document Series Open Access Comparative study on organic fertilizer (Elkhaseeb) and inorganic fertilizers effects on tomato (Solanum lycopersicum Mill.) and cucumber (Cucumis sativus L.) growth, yield and nutrient content under greenhouse conditions M. A. Eltayeb · M.M. Lubna · E.M. Rania Organic fertilizers are derived mainly from animal matter, human excreta or crop residues, while chemical fertilizers are defined as any inorganic material of wholly or partially synthetic origin, that is added to the soil to sustain plant… RUF-39350 2018 CC BY 4.0 28 Jul 2021
Working Document Series Open Access Effect of chisel plough shank design on some soil physical properties and sorghum growth and yield attributes in Gardud soil types B.Z. Moayad · B.O. Sarra Effect of curved and obtuse shank designs of chisel plough on some physical properties of sandy clay loam and sandy clay soil as well as sorghum growth and yield attributes were studied. In sandy clay loam and sandy clay soil, the curved s… RUF-39349 2018 CC BY 4.0 28 Jul 2021
Working Document Series Open Access Soil properties and maize yields under tied ridging, fertilizer micro-dosing and different cropping systems in semi-arid regions of Kenya B.O. Danga · K. Kwena · J. Mugwe · N. Mwende In semi-arid parts of Kenya, the major threat to food security is declining soil fertility, inadequate and un-reliable rainfall. In order to minimize these challenges, there is need to adopt soil management practices that cope with low rai… RUF-39348 2018 CC BY 4.0 28 Jul 2021
Working Document Series Open Access Adoption of cowpea bruchid control technologies in eastern Uganda E. Adipala · B. Bashaasha · R. Kityo · H. Kongai +3 more Infestation and damage of stored cowpea (Vigna unguiculata) grain by bruchids (Callosobruchus maculatus) is a challenge to majority of farmers in drier parts of Uganda where the crop serves as a major source of vegetables especially during… RUF-39347 2018 CC BY 4.0 28 Jul 2021
Working Document Series Open Access Calibration and application of DSSAT Model to estimate area yield index insurance premium for common bean at different growth stages and weather perils J. Mburu · C.M. Mukankusi · N. Ntukamazina · R.N. Onwonga +2 more CROPGRO-Dry bean model of Decision Support Tool for Agro technology Transfer (DSSAT) was calibrated and validated using observed yield data collected from field experiments conducted in three bean growing areas of Rwanda. These experiments… RUF-39346 2018 CC BY 4.0 28 Jul 2021
Working Document Series Open Access Influence of Auxin (2.4-D,NAA and TDZ) on callus induction from different explants of Hibiscus sabdariffa M. K. Mohammed · T. Remaz · F. A. A. Sayed · O. E. Sayeda The production of Hibiscus sabdariffa (Roselle) in Sudan has increased during the last few years mainly by increasing the area under production. The crop is sold in both domestic and foreign markets. It is also important as a natural color… RUF-39345 2018 CC BY 4.0 28 Jul 2021
Working Document Series Open Access Spatial and temporal spread of maize lethal necrosis disease causing viruses and their vectors within the field K. Dora · D.W. Miano · D. Mukunya · R.M. Ngala Maize lethal necrosis disease (MLND) is a viral disease of maize resulting from co-infection of Maize chlorotic mottle virus (MCMV) and any cereal Potyvirus such as Sugarcane mosaic virus (SCMV), Maize dwarf mosaic virus (MDMV) or Wheat st… RUF-39344 2018 CC BY 4.0 27 Jul 2021
Working Document Series Open Access The currents status of Maize Lethal Necrotic Disease awareness and control in Bomet County, Kenya J. W. Kamau · P. N. Mathew · P.K. Muchemi · W. J. Mwangi +1 more The study aimed at determining the level of awareness about Maize Lethal Necrosis Disease in Bomet County in Kenya. Random sampling method was used to obtain a sample of respondents from a target household population of maize farmers. Stru… RUF-39343 2018 CC BY 4.0 27 Jul 2021
Working Document Series Open Access Transmission pattern of Maize chlorotic mottle virus (Machlomovirus) on maize by Frankliniella williamsi and F. occidentalis (Thripidae) in Kenya R. Gitonga · R. Kahuthia · D.W. Miano · M. Mwangi +1 more Maize chlorotic mottle virus (MCMV) infects maize (Zea mays L) which is a major staple food crop in sub-Saharan Africa, causing yield losses of between 10-15%. When the virus co-infects with maize infecting potyviruses, they cause Maize le… RUF-39342 2018 CC BY 4.0 27 Jul 2021
Working Document Series Open Access Effect of cropping pattern on the incidence of Sorghum downy mildew disease in Uganda M. Biruma · F. Kumi · M. Ochwo-Ssemakula · P.R. Rubaihayo +1 more Sorghum (Sorghum bicolor) is largely grown in Uganda as a subsistence food crop and it ranks as the third most important staple cereal food crop after maize and millet. Sorghum production is challenged by sorghum downy mildew (SDM) disease… RUF-39341 2018 CC BY 4.0 27 Jul 2021
Working Document Series Open Access Occurrence and effect of fall armyworm on maize production in Arapai Sub-County, Soroti District, Eastern Uganda B. Bua · A. Ocwa · N. Opila Maize (Zea mays L) is ranked among the top three crops cultivated and consumed after bananas and cassava in Uganda. However, maize production is currently endangered by the fall armyworm (FAW) outbreak, which if not controlled causes enorm… RUF-39340 2018 CC BY 4.0 27 Jul 2021
Working Document Series Open Access Knowledge dissemination on improvement of traditional complementary foods for proper child feeding J.N. Kinyuru · H.S. Laswai · M.M. Mmari, Traditional complementary foods in most sub-Saharan African countries are deficient in protein, essential minerals and vitamins resulting into sub-optimal growth and increased premature deaths among children below five years of age. Poor q… RUF-39339 2018 CC BY 4.0 27 Jul 2021
Working Document Series Open Access Use of medicinal plant extracts and light sensitization to inhibit conidia growth in aflatoxin producing Aspergillus flavus L.M. Njoki · S.A. Okoth · P.M. Wachira Fungal proliferation causing aflatoxin contamination has been on the rise in Africa due to the adverse changes in climate. Deaths and diseases like cancers have been detected in human beings and animals due to consumption of these toxigeni… RUF-39338 2018 CC BY 4.0 27 Jul 2021
Working Document Series Open Access Distribution and sourcing of fresh fruits and vegetables within Nairobi City County R. Mbeche · J.B. Mukundi Despite a rapidly transiting city, the operational nature of Nairobi City food system is unclear. A sample of retailers, collector agents at farm level, trader aggregators and wholesalers was obtained from survey sites within key markets i… RUF-39337 2018 CC BY 4.0 27 Jul 2021
Working Document Series Open Access Fungal contaminants and aflatoxins in maize from lower eastern region in Kenya S.P. Kuate · D. O. Mbuge · W.M. Muiru · S.T. Mwangi +1 more Aflatoxin outbreaks have been reported in the lower eastern region of Kenya since 1978. These outbreaks have caused a lot of concern as some have led to loss of lives. This study was conducted to assess the extent of fungal contaminants in… RUF-39336 2018 CC BY 4.0 27 Jul 2021
Working Document Series Open Access Gulu University Student-Centered Outreach Model enhanced uptake of research innovations in complementary feeding among rural households in Amuru and Nwoya districts in northern Uganda Okello-Uma Ipolto · P. Nassanga · D. Ongeng comAbstractUniversities are mandated to conduct research on community development challenges, including nutrition challenges, and provide results for uptake. Research in universities is largely conducted as part of student training and the… RUF-39335 2018 CC BY 4.0 27 Jul 2021
Working Document Series Open Access The impact of human practices on environmental degradation and desertification in Alfula locality of West Kordofan State, Sudan A.A. Hamdon, · E.D.A. Kalthoum, The aim of this investigation was to assess the impact of human practices on environmental degradation and desertification in Alfula locality in West Kordofan, Sudan. The data used in this study were collected through focus group discussio… RUF-39334 2018 CC BY 4.0 27 Jul 2021
Working Document Series Open Access Quality and dissemination of information on restoration of Awoja watershed in Eastern Uganda J.G. Agea · S. Akello · H. Sseguya · N. Turyahabwe Effective restoration of watersheds relies on several factors including quality of information shared and its sharing mechanism. Quality of information is critical in the restoration of common pool resources such as watersheds in most part… RUF-39331 2018 CC BY 4.0 27 Jul 2021
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 the Water and Sanitation Corporation (WASAC), a State owned public company. This company is however unable to supply water to all households. Consequently, the non-serv… RUF-39330 2018 CC BY 4.0 27 Jul 2021
Working Document Series Open Access Social collaborative e-Learning Contextual Model M. Agena · D. M. Amitu · F. Otto This paper introduces a contextual model for adopting Social Collaborative e-Learning (SoCeL) in institutions of higher learning. It is based on a study that was conducted in two universities in Uganda to provide a better understanding of … RUF-39329 2018 CC BY 4.0 27 Jul 2021
Working Document Series Open Access Embracing partnership principles in regional and international research collaboration: Theory and practice I. Minde The landscape of development on the African continent is fast changing. There are many more educated Africans in various disciplines today than it were three decades ago. New problems have also emerged that need locally sourced solutions. … RUF-39327 2018 CC BY 4.0 27 Jul 2021
