USIU-Africa Digital Repository: Recent submissions

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The Role And Relevance Of External Actors In The Security Sector: A Study Of Post-Independence Somalia

Mohamed, Mumin Maslah (United States International University - Africa, 2018)

This study seeks to understand the role and relevance of external actors in post-independence Somalia with an ultimate goal of establishing how they have shaped security sector reforms within post indepence Somalia. By ...
Suitability of Selected Supplemented Substrates for Cultivation of Kenyan Native Wood Ear Mushrooms [Auricularia auricular]

Onyango, B. O.; Palapala, Valerie A.; Arama, P. F.; Wagai, S. O.; Gichimu, B. M. (Academic Journals Inc., 2011)

Different organic substrates namely maize cobs, wheat, straw, grass straw and sugarcane bagasse supplemented with either wheat or rice bran were evaluated for production of two Kenyan strains of wood ear mushroom [Auricularia ...
Response of Leucaena leucocephala (Lam.) De Wit (Leucaena) Provenances to Aluminium in Potted Soil Experiment

Kodiango, O.; Onkware, A. O.; Gudu, S. O.; Palapala, Valerie A.; Kisinyo, P. O. (SCIENCEDOMAIN International, 2015)

To determine the level of acid or aluminium tolerance provenances in Leucaena (Leucaena leucocephala) a favorite agroforestry tree in Kenya. The set up was a 2-factor (provenance-aluminium) experiment in a completely ...
Proximate and Mineral Composition of Cocoyam (Colocasia esculenta L. and Xanthosoma sagittifolium L.) Grown Along the Lake Victoria Basin in Tanzania and Uganda

Ndabikunze, B.K.; Talwana, H. A. L; Mongi, R. J.; Issa-Zacharia, A.; Serem, A. K.; Palapala, Valerie A.; Nandi, J. O. M. (Academic Journals, 2011-04)

The proximate and mineral compositions of cocoyam (Colossian esculenta L. and Xanthosoma sagittifolium L.) grown along Lake Victoria Basin in Tanzania and Uganda were analyzed. C. esculenta and X. sagittifolium samples ...
Nutritional Analysis of Some Composted and Non-Composted Agricultural Substrates Used for Production of Native Wood Ear Mushrooms [Auricularia auricular (L. Ex Hook.) Underw.]

Onyango, B. O.; Palapala, Valerie A.; Arama, P. F.; Wagai, S. O.; Otieno, C. A. (Academic Journals Inc., 2011)

Wood Ear Mushrooms Mushrooms [Auricularia auricular (L. Ex Hook.) Underw.] native to Kenya were cultivated on composted and non-composted agro-wastes. The wastes included maize cobs, sawdust, sugarcane baggage grass straw ...
Morphological Characterization of Kenyan Native Wood Ear Mushroom [Auricularia auricula (L. Ex Hook.) Underw.] and the Effect of Supplemented Millet and Sorghum Grains in Spawn Production

Onyango, B.O.; Palapala, Valerie A.; Arama, P. F.; Wagai, S. O.; Gichimu, B. M. (ScienceHuβ, 2011)

Utilization of mushrooms collected from the wild requires adequate description of useful phenetic features and domestication protocols. This study investigated morphological characters and spawn production procedures of ...
Micro-Dosing of Lime, Phosphorus and Nitrogen Fertilizers Effect on Maize Performance on an Acid Soil in Kenya

Kisinyo, P. O.; Opala, P. A.; Palapala, Valerie A.; Gudu, S. O.; Othieno, C. O.; Ouma, E. (Canadian Center of Science and Education, 2015)

High cost of inorganic fertilizers and lime has precluded their use by smallholder farmers to remedy the problem of soil acidity and infertility in Kenya. To address the problem, we tested a precision technique referred ...
Effectiveness of Computer Based Technology Integration in Teaching and Learning of Gene Concept among High School Students, Kenya

Akwee, Peter E.; Toili, William W.; Palapala, Valerie A. (European Journal of Health and Biology Education, 2012-07)

The main goal of this study was to determine whether the integration of computer-based technology including computer animations and illustrations in teaching and learning of the gene concept could enhance students’ ...
Comparative Analysis of Phenotypic Characterization of Kenya and Pacific Islands Tarogen Germplasm Collections Colocasia esculenta L. (Schott)

Akwee, P. E.; Netondo, G.; Palapala, Valerie A. (PSCI Publisher, 2015)

Fifty accessions of taro germplasm collections Colocasia esculenta L. (Schott) were collected from Kenya and Pacific Islands tarogen germplasm collections. Twenty five accessions of Kenyan taro germplasm were collected ...
A Critical Review of the Role of Taro Colocasia esculenta L. (Schott) to Food Security: A Comparative Analysis of Kenya and Pacific Island Taro Germplasm

Akwee, P. E.; Netondo, G.; Palapala, Valerie A. (PSCI Publisher, 2015)

The many threats to global food security in Sub Sahara Africa include poverty, unsustainable cultivation practices and climate change. Increasing poverty and decreasing food security have been exacerbated by continued low ...
A Comparative Study of Plant Species Composition of Grasslands in Saiwa Swamp National Park and Kakamega Forest, Kenya

Akwee, P. E.; Palapala, Valerie A.; Gweyi-Onyango, J. P. (Routledge, 2010)

Kakamega forest is a tropical rain forest ecosystem while Saiwa Swamp National Park (SSNP) is a riverine ecosystem. A study was conducted to determine plant species diversity of the grasslands in both the ecosystems with ...
Farmers’ Perceptions on Adoption of Bambara Nut Production as a Food Security Crop in Kakamega County, Kenya

Wasula, S. L.; Wakhungu, J.; Palapala, Valerie A. (IJDMRR, 2014-03)

This study was conducted between April and December 2011 to examine perception of smallholder farmers in four districts of Kakamega County, Kenya in adoption of Bambara nut production as food security crop. The study was ...
Analysis of AFLP Markers for Screening Resistance to Common Bean Roots Rot (Pythium spp.)

Nyakio, Maryrose K.; Palapala, Valerie A.; Steele, Katherine A.; Otsyula, Reuben (SCIENCEDOMAIN International, 2015)

To investigate AFLPs for suitability as potential markers for identification of sources of Pythium resistance in bean genotypes preferred by poor small holder farmers. Department of biological sciences Masinde Muliro ...
ITS-PCR-RFLP Method for Distinguishing Commercial Cultivars of Edible Mushroom, Flammulina velutipes

Palapala, Valerie A.; Aimi, T.; Inatomi, S.; Morinaga, T. (Institute of Food Technologists, 2002)

Nucleotide sequence and polymerase chain reaction (PCR) - restriction fragment length polymorphism (RFLP) analysis of the ribosomal RNA gene (rDNA) regions containing the internal transcribed spacers (ITSs) and the 5.8S ...
Socioeconomic Constraints to Sustainable Cocoyam Production in the Lake Victoria Crescent

Serem, A.K.; Palapala, Valerie A.; Talwana, H.; Nandi, J. O. M.; Ndabikunze, B.; Korir, M. K. (Academic Journals, 2008)

Cocoyam production has the potential of significantly improving the food security status and income levels of farmers in the Lake Victoria region. The study covered various areas of the three East African states, Kenya, ...
Growth and Development of Wetland-Grown Taro under Different Plant Populations and Seedbed Types in Uganda

Tumuhimbise, R.; Talwana, H.A.L.; Osiru, D. S. O.; Serem, A.K.; Ndabikunze, B.K.; Nandi, J. O. M.; Palapala, Valerie A. (African Crop Science Society, 2009)

Taro [Colocasia esculenta (L.) Schott] is a member of the Araceace family that is a staple food for many people in developing countries in Africa, Asia and the Pacific Islands. It is widely grown in Uganda but the extent ...
Production Status and Prospects of Cocoyam (Colocasia esculenta L. Schott.) in East Africa

Talwana, H.A.L; Serem, A.K.; Ndabikunze, B.K.; Nandi, J.O.M.; Tumuhimbise, R.; Kaweesi, T.; Chumo, C.; Palapala, Valerie A. (Indian Society for Root Crops, 2009)

The extent of production and consumption of cocoyam in East Africa is not known neither is the types of cocoyam being grown. This is partly because both research and research administrators have ignored it as a legitimate ...
Effect of Wheat Bran Supplementation with Fresh and Composted Agricultural Wastes on the Growth of Kenyan Native Wood Ear Mushrooms [Auricularia Auricula (L. Ex Hook.) Underw.]

Onyango, B. O.; Otieno, C. A.; Palapala, Valerie A. (Academic Journals, 2013-05)

Nutrient supplements and agricultural wastes used for mushroom cultivation are important in improving establishment and production of mushrooms. Agricultural wastes such as sawdust, grass, sugarcane bagasse, wheat straw ...
Gender Influence on Farmer’s Level of Involvement in Utilization and Conservation of Bambara Groundnut

Oyugi, Millicent; Nandi, O. M. J.; Amudavi, David; Palapala, Valerie A. (SCIENCEDOMAIN International, 2014)

To understand the role of gender on Bambara groundnut cultivation with respect to levels of farmers’ involvement in utilization and conservation in Western Kenya. A questionnaire was administered to 120 farmers in two ...
Recent Advances towards Understanding and Managing Kenyan Acid Soils for Improved Crop Production

Kisinyo, P. O.; Opala, P. A.; Gudu, S. O.; Othieno, C. O.; Okalebo, J. R.; Palapala, Valerie A.; Otinga, A. N. (Academic Journals, 2014-07)

This review focused on the efforts made to understand and manage Kenyan acid soils by use of inorganic, organic materials (OMs) and crop germplasms tolerant to soil aluminium (Al) toxicity and/or low soil available phosphorus ...

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