Working Document Series Open Access Savannah phenological characteristics in Karamoja sub-region, Uganda Bernard Barasa · A. Egeru · John Paul Magaya · Justine J. Namaalwa Phenological properties such as the timing and rate of green up, aptitude and duration of vegetation growth, and timing and rate of vegetation senescence are important indicators of global environmental changes. It is vital to study these … RUF-38527 2018 CC BY 4.0 13 Aug 2020
Working Document Series Open Access Reviewing the effects of gold mining on deterioration of forests cover E. A. Musa Dimo · S. O. Tutu Gold mining has rapidly increased in Sudan and in many other countries. As reported by many authors mining activity is considered as one of the forests and biodiversity disturbing agent. This study reviews studies related to the effect of … RUF-38526 2018 CC BY 4.0 13 Aug 2020
Working Document Series Open Access Effect of biochar on water use efficiency of legume fodder Dolichos lablab (Lablab purpureus L.) Sweet in semi-arid and arid soils of Mwea and Bura, Kenya C. C. K. Gachene · S. O. Keya · T. J. Njoka · E. A. Ouna +1 more Production of legume fodder in arid and semi-arid regions remains a problem due to constraints of low soil moisture and limited farming technologies that can improve water retention in soil. Mwea and Bura soils are vertisols, compacted, wi… RUF-38523 2018 CC BY 4.0 13 Aug 2020
Working Document Series Open Access Intercropping potato with grain legumes for enhanced productivity and climate change adaptation in smallholder farms, Kenya C.K.K. Gachene · E. Geldermann · H.I Gitari · N.N. Karanja +2 more This study evaluated the effect of potato-grain legume intercropping systems on best land equivalent yield ratios, crop water productivity and net profits in field trials conducted in three agro-ecologies of Kenya: upper highland with seas… RUF-38517 2018 CC BY 4.0 13 Aug 2020
Working Document Series Open Access Analysis of strategies used in mitigating dry spells occurrences on rainfed agriculture in Homa Bay County, Kenya E. M. Mugalavai · J. O. Ogenga Dry spells have been on the increase in both spatial and temporal scales in the last few decades exacerbating rainfall variability. Homa Bay County which is located in the Western part of Kenya in the Lake Victoria Basin is a sub humid reg… RUF-38511 2018 CC BY 4.0 13 Aug 2020
Working Document Series Open Access Using system of rice intensification practices to mitigate climate change effects on rice production in Western Kenya E. C. Kipkorir · E. M. Mugalavai · C. K. Songok · P. O. W Webi The increasing impacts of climate change and the demand for food threaten the productive and service capacity of agro-ecosystems. Consequently, adoption of irrigation alternatives that enhance water use efficiency in crop production is vit… RUF-38509 2018 CC BY 4.0 12 Aug 2020
Working Document Series Open Access Land use/cover change in Aswa III sub-catchment, Northern Uganda Bernard Barasa · A. Egeru · M. Nyeko · A. Obia +1 more In post-conflict northern Uganda accelerated land use and land cover changes are observable but hardly quantified. This study used remote sensing technology to analyze land use/cover changes in Aswa III sub-catchment of Aswa catchment in n… RUF-38500 2018 CC BY 4.0 12 Aug 2020
Working Document Series Open Access Impacts of land use/land cover dynamics on desertification in gum Arabic belt, Ennuhud locality, West Kordofan State, Sudan O. E. A. Abdelkareem · H. E. A. Adam · H. M. A. Elamin Desertification is a challenging issue in sub-Sahara Africa and Arab world. It is results from destruction of natural resources, agricultural lands and their political and social disturbances. Monitoring of desertification and land degrada… RUF-38496 2018 CC BY 4.0 12 Aug 2020
Working Document Series Open Access Hydrolyzed Prosopis juliflora pods substitute 50% maize in indigenous chicken layers feed D. K. Gichungu · A. M. Kingori · A. M. Wachira Cereals are a major source of human food, hence their use as livestock feed causes competition and shortage leading to increased prices. Consequently, it is essential to explore alternative feed resources that are locally available and aff… RUF-38494 2018 CC BY 4.0 12 Aug 2020
Working Document Series Open Access Hydrolyzed Prosopis juliflora pods substitute 50% maize in indigenous chicken layers feed D. K. Gichungu · A. M. Kingori · A. M. Wachira Cereals are a major source of human food, hence their use as livestock feed causes competition and shortage leading to increased prices. Consequently, it is essential to explore alternative feed resources that are locally available and aff… RUF-38493 2018 CC BY 4.0 12 Aug 2020
Working Document Series Open Access Characterizing cassava marketing value chain in Kenya: A review D. Kilalo · W. O. Kosura · A. W. Mwang’ombe · H. Nyanganga +1 more This paper reviews the cassava value chain with an aim of characterizing the value chain by focusing on the marketing part of the value chain, the actors, and marketing channels. The data used in this review were obtained from secondary so… RUF-38489 2018 CC BY 4.0 12 Aug 2020
Working Document Series Open Access An analysis of the profitability and factors driving farmers’ decisions to produce bioethanol from cassava in Northern Uganda J Ilukor · J. Mugisha · Settumba Mukasa · D. Opolot The study examined profitability of producing bioethanol from cassava among smallholder farmers in northern Uganda. Although small scale production of bioethanol was found to be profitable, selling cassava dry chips was found to be more pr… RUF-38485 2018 CC BY 4.0 12 Aug 2020
Working Document Series Open Access Characterization of fish markets for small-scale farmers in Kenya J. G. Maina A study was done to determine the characteristics of fish markets for small-scale fish farmers in four Counties in Kenya, namely, Kirinyaga, Busia, Kakamega and Migori. The objectives of the study were to i) assess the social-economic char… RUF-38482 2018 CC BY 4.0 12 Aug 2020
Working Document Series Open Access Enhancing pig production and marketing for smallholder farmers in Northern Uganda D. Mutetikka · E.K. Ndyomugyenyi · W. Odongo · D.M. Okello +2 more Pig production is suited to smallholder production because pigs have unique characteristics such as faster growth rates, ability to be kept on small pieces of land, high multiplication rates, ability to feed on many feedstuffs, and pig pro… RUF-38480 2018 CC BY 4.0 12 Aug 2020
Working Document Series Open Access Economic analysis of Consumer demand for indigenous chicken eggs in Kenya E. K. Bett · L.W. Kabuage · C. Ndenga The World Health Organization recommends a daily protein requirement of 55 grams per person to avert health and nutritional related problems. Indigenous chicken eggs have the potential to supply these proteins in developing countries where… RUF-38478 2018 CC BY 4.0 12 Aug 2020
Working Document Series Open Access Marketing extension needs for sesame farmers in Sheikan locality of North Kordofan State, Sudan B. S. Gaafar · H. M. Rawia The main objective of this study was to determine marketing extension needs for sesame farmers in Sheikan locality in Sudan. Two stage sampling technique was used. The first stage was the selection of eight villages and the second stage wa… RUF-38475 2018 CC BY 4.0 12 Aug 2020
Working Document Series Open Access Post-harvest handling, safety and nutritional contribution of cassava in coastal Kenya G. O. Abong · D. Kilalo · A. W. Mwang’ombe · M. W. Okoth +1 more Post- harvest losses is still a common challenge in most African countries. At the Kenyan coast, farmers are faced with the challenge of handling cassava produce due to the short shelf-life of the product. Due to inadequate knowledge by th… RUF-38472 2018 CC BY 4.0 12 Aug 2020
Working Document Series Open Access Levels of glycoalkaloids in potato crisps and French fries sold in Nairobi, Kenya G. O. Abong · T. Muzhingi · M. W. Okoth · D. G. Omayio Glycoalkaloids are natural secondary metabolites occurring in potatoes (Solanum tuberosum L.) and are stable, remaining unaffected during processing ending up in the final products. Despite the increasing consumption of potato and potato p… RUF-38469 2018 CC BY 4.0 10 Aug 2020
Theses & Dissertations Open Access Use of Information Communication Technologies in Conservation Agriculture Knowledge Pathways Among Smallholder Farmers in Machakos and Laikipia Counties, Kenya J.C. Achora The low integration of emerging Information Communication Technologies (ICTs) in Agricultural knowledge systems is a challenge to the timely provision of extension services to farmers. The main objective of this study was to analyse the us… RUF-38464 2019 CC BY 4.0 8 Aug 2020
Theses & Dissertations Open Access Evaluation of Soil properties and response of Maize (Zea mays L.) To bioslurry and mineral fertilizers in terraced acrisols and lixisols of Rwanda A. Fashaho Land terracing is promoted as a management practice for effective soil conservation in hilly areas of Rwanda. However, terraced lands are likely to have low crop productivity where management practices, especially fertilizer application, d… RUF-38462 2020 CC BY 4.0 8 Aug 2020
Working Document Series Open Access Effect of solar tunnel drying on the instrumental texture parameters of dried beef C. N. Kunyanga · E. A. Mewa · M. W. Okoth · M. N. Rugiri Drying causes many changes to the various quality properties of meat and meat products, including texture. Most of the textural changes in meat during drying are due to denaturation of meat proteins which results in different structural ch… RUF-38460 2018 CC BY 4.0 7 Aug 2020
Theses & Dissertations Open Access Optimization of the performance of a hybrid solar desiccant drier in grain storage systems A. N. Gitau · D. O. Mbuge · F. M. Mwiti The remarkable need for alternative and renewable energy technologies is evidently an increasing feature in the developing countries. One such effort is represented in this study whose objective was to optimise the performance of a hybrid … RUF-38455 2018 CC BY 4.0 7 Aug 2020
Working Document Series Open Access Effectiveness of cold chain management practices on shelf life of mango fruit J. Ambuko · E. M. Amwoka · M. Hutchinson · W.O. Owino Mango is a highly perishable fruit with a shorter shelf-life if not well preserved immediately after harvest. Maintaining a proper cold chain management from the time of harvest till the fruit reaches the consumer is key in preservation of… RUF-38450 2018 CC BY 4.0 7 Aug 2020
Working Document Series Open Access Mitigation of mycotoxins contamination risks due to handling practices of indigenous chicken feeds in Western Kenya L. Gohole · J.O. Ochuodho · N.O. Owiro · H.A. Rachuonyo Mycotoxins are prevalent in animal feeds and agricultural products. These toxins have been associated with morbidity and death in both livestock and humans. However, once fungi metabolizes these toxins in substrates, they are not eradicate… RUF-38448 2018 CC BY 4.0 7 Aug 2020
Working Document Series Open Access Nutritional value and sensory properties of an extruded composite iron-rich beanbased snack targeting school children M. Lung’aho · J.H. Muyonga · D. Nakimbugwe · H. Natabirwa Malnutrition is still a major challenge affecting a large group of the population in the world, and the problem has also been reported among school children. The major cause is insufficient nutrient intake and absorption from diet. The obj… RUF-38444 2018 CC BY 4.0 7 Aug 2020
