Working Document Series Open Access Carbon stock trends in selected agro ecological zones of Uganda E. Adipala · P. Isubikalu · J.G.M. Majaliwa · P. Mukwaya +1 more This study determined the trend in carbon densities and stocks from major land uses/covers of semi arid and sub humid areas of Uganda. Carbon densities were estimated from soils and woody biomass pools of the major homogenous units in term… RUF-34525 2010 CC BY 4.0 25 Aug 2015
Working Document Series Open Access Efficient regeneration and transformation systems for improving resistance to weevils in Ugandan sweetpotato cultivars M. Ghislain · A. Kiggundu · S. Mukasa · A. Sefasi +1 more Sweetpotato is cultivated worldwide as a valuable source of food. Weevils cause 60-100% loss of productivity. The present study aims at genetically transforming selected Ugandan sweetpotato cultivars with genes that confer resistance to we… RUF-34523 2010 CC BY 4.0 25 Aug 2015
Working Document Series Open Access Heterosis and combining abilities for multiple resistance to Turcicum leaf blight and maize streak virus G. Asea · Y. Baguma · P. Okori · L.A. Opio Fifty two single crosses were evaluated for resistance to Turcicum Leaf blight (TLB) and Maize Streak Virus (MSV) resistance across several locations in Uganda in 2009. The crosses were grown in 1-row plots with 2 replications. Subsequentl… RUF-34520 2010 CC BY 4.0 25 Aug 2015
Working Document Series Open Access Enhancing sweetpotato resistance to African weevils (Cylas puncticollis and Cylas brunneus) through transgenic breeding J. F. Kreuze · S.B. Mukasa · R.J. Rukarwa Sweetpotato production is greatly constrained by two weevil species; Cylas puncticollis and C. brunneus that cause yield losses of up to 80%. The use of resistant sweetpotato cultivars is the most sustainable strategy to control the weevil… RUF-34519 2010 CC BY 4.0 25 Aug 2015
Working Document Series Open Access Assessing the impact of climate change adaptation on agriculture production in eastern Uganda B. Bashaasha · J.G.M. Majaliwa · M. N. Mangheni · D. Nabikolo The objective of the study is to assess the costs and benefits of the key gendered climate change adaptation strategies used by farmers in Mbale and Soroti districts, two diverse areas in eastern Uganda and investigate their potential base… RUF-34515 2010 CC BY 4.0 25 Aug 2015
Working Document Series Open Access Pyramiding Fusarium root rot resistance genes and validation of SSR PVBR87 in common bean P. Gibson · C. Mukankusi · J. Obala · P.R. Rubaihayo This study determined effectiveness of pyramided Fusarium root rot (FRR) resistance genes and validated association of SSR PVBR87 marker with FRR resistance in common bean. A double cross (DC) involving four resistance sources was used to … RUF-34514 2010 CC BY 4.0 25 Aug 2015
Working Document Series Open Access Climate change adaptation strategies among agricultural communities in Uganda: The case of Kabale and Nakasongla districts P. Isubikalu · J.G.M. Majaliwa · R.L. Mwerera Climate change affects the ability of developing countries to achieve their poverty reduction and sustainable development strategies. Uganda was labeled among the most vulnerable countries to climate change risks. Rural farmers who depend … RUF-34511 2010 CC BY 4.0 25 Aug 2015
Working Document Series Open Access The implications of climate change on economic and food security in Kenya A. Edriss · J. Mangisoni · J. Mbogo · I. Musebe This study, covering six provinces in Kenya, aims at establishing impact of climate change on food security and Kenya’s economy as a whole. Both primary and secondary data will be collected and analyzed using approaches such as the translo… RUF-34510 2010 CC BY 4.0 25 Aug 2015
Working Document Series Open Access Assessing effectiveness of macropropagation technology to produce healthy seedlings of banana varieties with high market demand in Eastern and Central provinces, Kenya R. Gathu · N. Kori · J. Mbaka · R. Muasya +2 more Banana is an important food and cash crop in Kenya. However, its cultivation is hindered by scarcity of seedlings, pests and diseases, among other factors. Naturally regenerated seedlings which most farmers rely on are likely to carry pest… RUF-34508 2010 CC BY 4.0 25 Aug 2015
Working Document Series Open Access Combining ability and performance of maize hybrids under low nitrogen and drought stress G. Asea · R. Edema · A. Nyombayire The main objective of this study was to develop maize genotypes that perform well under drought and low-nitrogen stresses. Twelve parents were crossed in a half-diallel mating design. The resultant F1 hybrids were evaluated in four environ… RUF-34506 2010 CC BY 4.0 25 Aug 2015
Working Document Series Open Access Genetic diversity for resistance to larger grain borer in maize hybrids and open pollinated varieties in Kenya S. Mugo · S.W. Munyiri · J.K. Mwololo · P. Okori +1 more Modern maize varieties and hybrids possess improved agronomic performance and tolerance to abiotic and biotic stresses. However, breeding for the traits that contribute to resistance to post harvest pests have not been given due attention.… RUF-34498 2010 CC BY 4.0 25 Aug 2015
Working Document Series Open Access Understanding the gender dimensions of the impact of climate change on agriculture and adaptation among small holder farmers in eastern Uganda B. Bashaasha · J.G.M. Majaliwa · M. N. Mangheni The way gender influences the impact and adaptation to climate change is not well understood. Therefore, the overall objective of the study is to determine the gender dimensions of the impact of climate change on agriculture and small hold… RUF-34496 2010 CC BY 4.0 25 Aug 2015
Working Document Series Open Access Pastoral adaptation strategies to climate change in selected areas of the cattle corridor of Uganda P. Isubikalu · J.G.M. Majaliwa · H. Makuma-Massa · P. Mukwaya +1 more Pastoralists’ communities have been able to cope in various ways to climate change stresses. However, little is known of these coping practices. This study examined the major climatic stresses in the past three decades amongst agro-pastora… RUF-34495 2010 CC BY 4.0 25 Aug 2015
Working Document Series Open Access Climate change adaptation strategies in the semi-arid region of Uganda P. Isubikalu · J.G.M. Majaliwa · P. Mukwaya This project documented the major climate change shocks, community adaptations and coping strategies in semi-arid areas of Uganda. The study adopted both qualitative and quantitative research approaches. The study was conducted in four dis… RUF-34490 2010 CC BY 4.0 25 Aug 2015
Working Document Series Open Access Genetics of resistance to bacterial leaf blight in rice germplasm in Uganda G. Asea · P. Gibson · J. Lamo · P.J. Mudingotto +3 more Bacterial leaf blight (BLB) caused by Xanthomonas oryzae pv. oryzae is one of the most serious diseases of rice worldwide. The disease causes significant losses mostly in lowland rice. This study is investigating the mode of gene action of… RUF-34489 2010 CC BY 4.0 25 Aug 2015
Working Document Series Open Access Gender dimensions of climate change adaptation and mitigation by smallholder farmers in Uganda B. Bashaasha · T. Kisauzi · J.G.M. Majaliwa · M. N. Mangheni Climate change is now recognized as serious with long term negative effects on agricultural productivity, and hence on the well-being of communities especially in Africa. Farmers have experienced climate change effects and have tried to mi… RUF-34486 2010 CC BY 4.0 25 Aug 2015
Working Document Series Open Access Inheritance of resistance to rice yellow mottle virus disease in selected rice cultivars in Uganda G. Asea · R. Edema · J. Lamo · M.L. Mogga Rice yellow mottle sobemovirus (RYMV) has been identified as the most destructive viral disease in lowland and upland rice. In this study, the mode of inheritance of resistance to a prevalent RYMV strain in Uganda was determined for five r… RUF-34477 2010 CC BY 4.0 21 Aug 2015
Working Document Series Open Access Climate change impacts to agriculture in Uganda’s semi arid areas, farmers’ means of adaptation: An application of cross-section data V. Ekiyar · C. Jumbe · J. Mangisoni · D. Mkwambisi The most climate change prone communities in Uganda are those living in semi arid areas of Karamoja and parts of Teso where droughts have been most frequent and most prolonged. In Karamoja alone, during the last decade more than 10 severe … RUF-34475 2010 CC BY 4.0 21 Aug 2015
Working Document Series Open Access A support tool for enhancing policy decision making for climate change adaptation in agriculture: An information systems approach R. Batte · J.G.M. Majaliwa · A. S. Rwashana Policy decision making often fails to achieve the desired outcomes due to complexity of both the environment and the policy making process itself. This article highlights the impacts of climate change on human livelihood, discusses the wai… RUF-34474 2010 CC BY 4.0 21 Aug 2015
Working Document Series Open Access Introgressing resistance to Turcicum leaf blight and mapping of associated quantitative trait loci in sorghum M. Abdelbagi Ali · Mayada Mamoun Beshir · P. Gibson · P. Okori Screening for Turcicum leaf blight was carried out in F2 and F2:3 segregating sorghum populations under field and controlled conditions. Disease severity as a percentage of leaf area covered by lesions was computed and the lesion type was … RUF-34473 2010 CC BY 4.0 21 Aug 2015
Working Document Series Open Access Enhancing genetic resistance to soybean rust disease R. Bandyopadhyay · M. Maphosa · C. Mukankusi · H. Talwana Soybean is an important crop worldwide with unrivalled protein quality and content. Sustenance of soybean productivity is, however, compromised by the devastating soybean rust disease caused by the fungus Phakopsora pachyrhizi. Some resist… RUF-34472 2010 CC BY 4.0 21 Aug 2015
Working Document Series Open Access Participatory analysis of growing season: A key for understanding and copping drought risk in northern Ethiopia A. Araya Berhe Prolonged drought is one of the most serious climatic hazards affecting agricultural production and those most at risk are those countries currently vulnerable to climate variability. Barley is one of the economical and staple food crops g… RUF-34469 2010 CC BY 4.0 21 Aug 2015
Working Document Series Open Access Assessing the efficacy of pyramided genes in conferring dual and durable resistance to bean anthracnose and root rot M. Kiryowa · C. Mukankusi · S. Nkalubo · H. Talwana +1 more Bean anthracnose (Colletotricum lindemuthianum) and root rots are important diseases of beans in Uganda. The coexistence of both diseases on the crop in farmers’ fields and the ability of these pathogens to overcome incorporated resistance… RUF-34465 2010 CC BY 4.0 21 Aug 2015
Working Document Series Open Access Biotic constraints to passion fruit production in central and eastern provinces of Kenya R. Gathu · N. Kori · J. Mbaka · Maina Mwangi +1 more Passion fruit is an important crop in Kenya for income generation. However, passion fruit production faces major challenges due to pests and diseases that have led to yield losses of 50-100%. To support development of effective integrated … RUF-34463 2010 CC BY 4.0 21 Aug 2015
Working Document Series Open Access Improving greengram production for nutritional diversification, income and food security in Uganda G. Elepu · J. Obuo · H. L. Talwana · N. Wanyera This project seeks options for improving greengram production and guidelines for promoting it as a crop for diversification of income and food security in Uganda. The project will analyze the greengram value chain system; identify the key … RUF-34456 2010 CC BY 4.0 21 Aug 2015
