Odipo Osano

Prevalence of Iron Deficiency Anemia Among Preschool-Aged Children in Uasin-Gishu County, Kenya

Sheila C. Kosgei, Gertrude Mercy Were, Charlotte Atsango Serrem, Odipo Osano et autres

Globally, approximately 40% of all preschool-aged children are affected by anaemia. Iron deficiency anaemia (IDA) is the most prevalent form of micronutrient deficiency and the leading cause of anaemia among children. In Kenya, the prevalence of IDA among these children is 25%. …

Kenya (code pays fourni par la source)

Soil contamination potential by trace metal elements in large-scale farms under different cropping systems in Western Kenya

Zedekiah Odira, Elizabeth Omukunda, Sandra Khatiebi, Solomon Omwoma et autres

Soil is one of the most important natural resources that play a central role in ensuring agricultural productivity. With the current increased application of agrochemicals, agricultural soils are under contamination threat in Kenya and other parts of the world. This study investigated …

Kenya (code pays fourni par la source)

The Contribution of Soil Permeability to Pesticide Aquifer Vulnerability Along the Shores of Lake Naivasha, Kenya

Simon Mburu Njoroge, Thomas Munyao, Odipo Osano

Lake Naivasha has a farming system that is well expanded in the riparian zone. Bordering the lake are some of the biggest flower farms in the world, making it the most important area for cut flowers in Kenya. Agricultural products, especially the …

Kenya (code pays fourni par la source)

Outreach and knowledge mobilization for the effective use of adoptive strategies for land-lake based resilience

Christopher Mulanda Aura, Hezron Awandu, Collins Onyango Ongore, Safina M. Musa et autres

Abstract Effective land–lake management for resilience requires an integration of knowledge mobilization, capacity building, and collaborative partnerships that bridge science, policy, and community practice. This study aims to enhance understanding of land–lake socio-ecological linkages and to strengthen how geochemical evidence and participatory …

Kenya, gb (code pays fourni par la source)

Quantifying nutrient loss across particle size fractions in eroded tropical soils using 239+240Pu fallout radionuclides

Job Isaboke, Olivier S. Humphrey, Ruth Wamaitha Njoroge, Odipo Osano et autres

In sub-Saharan Africa, where livelihoods depend on agriculture, steep valley slope cultivation intensifies soil erosion, threatening agricultural sustainability by depleting fertile topsoil of nutrients. This study measured soil erosion and deposition using 239+240 Pu fallout radionuclides and associated macro- and micronutrient loss …

gb, Kenya (code pays fourni par la source)

Sediment and soil source apportionment using geochemical fingerprinting techniques in the Winam Gulf, Lake Victoria

Olivier S. Humphrey, Job Isaboke, Odipo Osano, Christopher Mulanda Aura et autres

• Sediment source apportionment was evaluated in the Nyando and Sondu-Miriu basins. • Soil unmixing highlights the impact of land degradation on source contributions. • Conservativeness and consensus ranking methods identified the optimum tracers. • These results benefit policymakers developing integrated catchment …

gb, Kenya (code pays fourni par la source)

Influence of Agricultural Land Use Management on Soil Particle Size Distribution and Nutrient Adsorption in Western Kenya

Job Isaboke, Odipo Osano, Olivier S. Humphrey, Sophia M. Dowell et autres

In Kenya, less than 10% of the land is arable, out of which 30% suffers severe soil degradation. This study investigates impact of various agricultural land use management practices (on the concentration and distribution of essential nutrients in different soil particle size …

gb, Kenya (code pays fourni par la source)

Dynamics of Environmental Geochemistry in a land-lake interphase in Kenya

Michael James Watts, Olivier S. Humphrey, David T. King, Isaboke Job et autres

Mercury speciation in environmental samples associated with artisanal small-scale gold mines using a novel solid-phase extraction approach to sample collection and preservation

DAVID SHAW KING, Michael James Watts, Elliott M. Hamilton, Robert J.G. Mortimer et autres

Abstract In artisanal small-scale gold mines (ASGM), mercury (Hg) is known to pollute nearby river waters and sediments where it can be methylated to the highly bioavailable methylmercury (MeHg). The assessment of Hg speciation in water samples has been challenging for many …

gb, Kenya, it (code pays fourni par la source)

Peri-urban agriculture and household food and nutrition security around Eldoret, Kenya

Ivica Petríková, Melvine Anyango Otieno, Gertrude Mercy Were, Mahmoud M. Eltholth et autres

Abstract Rapid urbanisation in low- and middle-income countries, which has encroached on agricultural lands but has not been consistently accompanied by corresponding improvements in water and sanitation services, has raised questions about its impact on the food and nutrition security of households …

gb, Kenya, Égypte (code pays fourni par la source)

Heavy Metal Contamination Potential in Agricultural Soils under Dynamic Cropping Systems in Large-Scale Farms in Western Kenya

Zedekiah Odira Onyando, Elizabeth Omukunda, Sandra Khatiebi, Solomon Omwoma et autres

Sustainable soil quality management is one of the most important approaches in ensuring high agricultural productivity and safe quality produce. With the current rising application of inorganic fertilizers and chemical pesticides, degradation of agricultural soils is becoming a global phenomenon, attracting attention …

Kenya (code pays fourni par la source)

Plutonium isotopes can be used to model soil erosion in Kenya

Sophia M. Dowell, Olivier S. Humphrey, Job Isaboke, Thomas S. Barlow et autres

Abstract Climate change poses an immediate threat to tropical soils with changes in rainfall patterns resulting in accelerated land degradation processes. To ensure the future sustainability of arable land, it is essential to improve our understanding of the factors that influence soil …

gb, Kenya (code pays fourni par la source)