Books and Book Chapters Open Access Kersting’s groundnut [Macrotyloma geocarpum (Harms) Maréchal & Baudet]: A versatile & underutilized grain legume for subhumid zones E.E. Agoyi · A.E. Assogbadjo · B. Sinsin · F. A. Sodédji +1 more Legume crops, with their high protein contents and ability to improve soil fertility, have great potential to contribute toward food security in Africa. Orphan crops have greater potential because of their resilience and contribution to fo… RUF-38803 2020 CC BY 4.0 27 Sep 2020
Journal articles Open Access Revisiting biotic and abiotic drivers of seedling establishment, natural enemies and survival in a tropical tree species in a West Africa semi-arid biosphere reserve A.E. Assogbadjo · Justin A. Atanasso · Kangbéni Dimobe · R. Glèlè Kakaï +3 more Biotic and abiotic drivers of seedling establishment and survival are fundamental not only for elucidating processes occurring at plant early life stages, but also for assisting species natural regeneration. Keystone, multipurpose and econ… RUF-38800 2020 CC BY 4.0 27 Sep 2020
Working Document Series Open Access Effects of organic mulch on soil properties and yield composition of groundnut on a typical latosol J. K. Ahiakpa · N. P. Kolliesuah Given the deficient nature of the Liberian soil (low N, P, K and acidic soil condition), a field experiment was conducted in 2016 and 2017 at the College of Agriculture and Sustainable Development Experimental Field using Biochar, Sawdust … RUF-38607 2018 CC BY 4.0 4 Sep 2020
Working Document Series Open Access Interaction entre les activités du 137Cs et la matière organique dans les sols du sous bassin versant de Bougoula en zone soudanienne du Mali B. Ahamadou · A. Bengaly · P. Bonte · D. Diallo Rural development, water resources management and more generally environmental protection programs need decision support tools. There is an urgent need to find simple, reliable and inexpensive diagnostic methods. The cesium 137 (137Cs) met… RUF-38533 2018 CC BY 4.0 13 Aug 2020
Theses & Dissertations Open Access Evaluation of some plant extracts as surface-active agents in drilling mud formulations T. C. Biwott This research was aimed at: evaluating physicochemical properties of Carica papaya -PL, Vernonia amygdalina - BL, Terminalia mantaly - TL and Moringa oleifera – ML; establishing rheological properties of the drilling mud formulated with th… RUF-38463 2020 CC BY 4.0 8 Aug 2020
Working Document Series Open Access Effect of different pasteurization schemes on baobab nectar quality F.J. Chadare · F. O. M Egue · V. Y. O. Idohou · Y.E. Madode The baobab is a multi-purpose tree which is used in many countries for its nutritional and medicinal properties. Due to its sensorial and nutritional properties, it constitutes an opportunity for some processing units to valorize it throug… RUF-38447 2018 CC BY 4.0 7 Aug 2020
Journal articles Open Access Adsorption of Heavy Metals Contaminants in Used Lubricating Oil Using Palm Kernel and Coconut Shells Activated Carbons Kwasi Opoku Boadu · David Kofi Essumang · Benson Osa Evbuomwan · Ogbonna Friday Joel This research work investigated the adsorption of some heavy metals contaminants in used lubricating oil using chemically activated carbon adsorbents produced from palm kernel and coconut shells. The adsorption mechanism was able to remove… RUF-38245 2020 CC BY 4.0 25 Apr 2020
Journal articles Open Access Physico-chemical and Concentration of Heavy Metals Analyses in Virgin and Used Lubricating Oils: A Spectroscopy Study Kwasi Opoku Boadu · David Kofi Essumang · Benson Osa Evbuomwan · Ogbonna Friday Joel As a result of the changes that occur during their use, lubricating oils from automobiles tend to differ in terms of their physical and chemical composition from virgin and used lubricating oils. The analyses of the heavy metals distributi… RUF-38227 2019 CC BY 4.0 16 Apr 2020
Journal articles Open Access A Review of Methods for Removal of Contaminants in Used Lubricating Oil Kwasi Opoku Boadu · David Kofi Essumang · Benson Osa Evbuomwan · Ogbonna Friday Joel Management and disposing of used lubricating oil (ULO) poses deleterious effects to air, land and water pollution. These contaminants not only causes environmental problems, they also have bioaccumulation effects on living organisms, reduc… RUF-38226 2019 CC BY 4.0 16 Apr 2020
Journal articles Open Access Comparative Studies of the Physicochemical Properties and Heavy Metals adsorption Capacity of Chemical Activated Carbon from Palm Kernel, Coconut and Groundnut Shells Kwasi Opoku Boadu · David Kofi Essumang · Benson Osa Evbuomwan · Ogbonna Friday Joel Comparative studies of the physicochemical properties of chemical activated carbon from palm kernel (PKS), coconut (CNS) and groundnut (GNS) shells were investigated. The properties investigated were pH, moisture content, specific gravity,… RUF-38220 2018 CC BY 4.0 12 Apr 2020
Theses & Dissertations Open Access REMOVAL OF CONTAMINANTS IN USED LUBRICATING OIL WITH CHEMICAL ACTIVATED CARBONS FROM PALM KERNEL AND COCONUT SHELLS Kwasi Opoku Boadu This research work examined the heavy metals contaminants and physico-chemical parameters of virgin and used lubricating oils using Atomic Adsorption Spectrometer for copper, cadmium, zinc, lead, magnesium, iron and chromium elements using… RUF-38216 2020 CC BY 4.0 10 Apr 2020
Journal articles Open Access Improving shrimp fishers’ fishing and bargaining abilities through social networks knowledge transfer in Rivers State, Nigeria P. Isubikalu · G. W. Komi The knowledge of the use of fishing gear and the ability to negotiate price depend on the information available to the fishers. They draw on social relationships to acquire information relating to fishing opportunities, contributing to kno… RUF-38211 2019 CC BY 4.0 9 Apr 2020
Journal articles Open Access Improving shrimp fishers’ fishing and bargaining abilities through social networks knowledge transfer in Rivers State, Nigeria P. Isubikalu · G. W. Komi The knowledge of the use of fishing gear and the ability to negotiate price depend on the information available to the fishers. They draw on social relationships to acquire information relating to fishing opportunities, contributing to kno… RUF-38210 2019 CC BY 4.0 9 Apr 2020
Journal articles Open Access Perceived effects of elephants (Loxodonta africana Cuvier) presence and impacts on ecosystem services supply in the Pendjari Biosphere Reserve, West Africa A.E. Assogbadjo · Fortuné Azihou · R. Glèlè Kakaï · Isidore Gnonlonfoun +2 more Information on how biotic factors influence delivery of ecosystem services (ES) in natural systems is important for holistic landscape management. In this study, we assessed the perceived effects of elephants’ presence on ES supply in the … RUF-38112 2019 CC BY 4.0 5 Sep 2019
Journal articles Open Access Topsoil removal and cultivation effects on structural and hydraulic properties P.O. Abam · S. Omovbude · Bassey Etim Udom Topsoil removal and intensive cultivation of fragile sandy loam soil may reduce water movement into and within the soil and decrease available water capacity. The purpose of this study was to determine if topsoil removal (SSR) and 10-year … RUF-38065 2018 CC BY 4.0 29 May 2019
Journal articles Open Access Plastic limits and aggregates of soil after five annual applications of poultry manure and spent mushroom substrate Joy John Oluchi · Bassey Etim Udom Background and Objective: Information concerning moisture properties of soil on account of their direct relation with changes of soil matrix can be obtained by evaluating the Atterberg limits of the soil. The study was carried out to evalu… RUF-38059 2019 CC BY 4.0 29 May 2019
Journal articles Open Access Critical moisture content, bulk density relationships and compaction of cultivated and uncultivated soils in the humid tropics Joy Ehilegbu · Bassey Etim Udom Soil compaction affects soil fertility through increasing bulk density and soil strength. It also decreases infiltration rate, total porosity and amount of water stored in the root zone for crop use. In this study, we evaluated the optimum… RUF-38055 2018 CC BY 4.0 29 May 2019
Journal articles Open Access Oil-gas and environmental nexus: impact of human actions on selected soil physicochemical parameters in Port Harcourt and its environment, Nigeria W.P. Muyoma Impact of oil and gas activities on quality of soil in Port Harcourt and its environments was assessed. The study evaluates levels of physicochemical parameters associated with oil and gas industry in soils of 9 locations in Port Harcourt … RUF-37863 2018 CC BY 4.0 10 Jan 2019
Working Document Series Open Access Impact of introduced inbred lines on maize tolerance to acidic soils H. Mafouasson · S.S. Meka · C.S Mutengwa · M. E. L Ngonkeu +3 more A total of 66 half diallel hybrids from 12 lines of maize and 16 top cross hybrids from four IRAD lines and four composites were evaluated on acid soils in Cameroon at Nkoemvone in 2004. The 12 lines consisted of five from IRAD, one from I… RUF-37777 2016 CC BY 4.0 30 Oct 2018
Working Document Series Open Access Preparing graduates to improve institutional conditions for smallholder agricultural based innovation: experience from West Africa D. Dansou Kossoub · O. Sakyi-Dawsona · M. Traorec The experience of CoS-SIS (2008-2014), an action research programme in West Africa (Benin, Ghana and Mali), could be of interest for Eastern, Central and Southern Africa. It focuses on implementing innovation platforms for improving the in… RUF-37734 2016 CC BY 4.0 29 Oct 2018
Journal articles Open Access Aboveground biomass partitioning and additive models for Combretum glutinosum and Terminalia laxiflora in West Africa Kangbéni Dimobe · Dethardt Goetze · Shem Kuyah · Sylvanus Mensah +3 more Accurate estimates of aboveground biomass (AGB) strongly depend on the suitability and precision of allometric models. Although additive allometric equations are expected to reduce uncertainties due to additivity property between biomass o… RUF-37702 2018 CC BY 4.0 3 Aug 2018
Working Document Series Open Access A Mathematical Aso-Oke: Ndebele dolls, vertex-edge graphs, cryptology and number patterns in the lives of African Women in Agricultural Research and Development (AWARD) M. A. Nkechi · W. Olabukunola · O. Tolulope · S. Williams The Mathematical Aso-Oke: Ndebele dolls, vertex-edge graphs, cryptology and number patterns in the lives of African Women in Agricultural Research and Development (AWARD) stems from work within the 2014 Carnegie African diaspora fellowship… RUF-37626 2016 CC BY 4.0 3 May 2018
Theses & Dissertations Open Access Formulation of infant foods fortified with baobab (Adansonia digitata) fruit pulp and/or moringa (Moringa oleifera) leaf powder for under-five-years old children in Benin M Affonfere Malnutrition is one of the most serious problems throughout the world and children are especially vulnerable to it. The aim of this research is to formulate foods fortified with baobab fruit pulp and moringa leaf powder for under-five-year… RUF-37607 2018 CC BY 4.0 17 Apr 2018
Theses & Dissertations Open Access Effect of the consumption of fermented sorghum porridge fortified with moringa leaf powder and baobab fruit pulp on the nutritional status of children aged 6 to 59 months in northern Benin J.O. Agossadou Malnutrition in all its forms remains one of the most serious and neglected health problems. Benin is facing many challenges; the most important ones are to ensure food production and food and nutrition security for its 10 million people. … RUF-37606 2018 CC BY 4.0 17 Apr 2018
TAGDev Resources Open Access Perceptions des populations du bassin de l’Okpara à Kaboua des changements climatiques et stratégies d’adaptation E. Agbossou · D. Akogou · A.B.P. Chabi · E.R. Dossou-Yovo +2 more Les changements climatiques sévissent à l’échelle planétaire et viennent s’ajouter aux nombreux défis auxquels doit déjà faire face l’agriculture. Dans la communauté scientifique, ces changements sont surtout perçus en termes de réchauffem… RUF-37588 2017 CC BY 4.0 16 Apr 2018
