African Evaluation Database

9120 records found

Source	Electronic ID	Title	Authors	Publication Year	Source Title	Volume	Issue	DOI	Affiliations	Authors with Affiliations	Abstract	Author Keywords	Index Keywords▲	Funding Details
Scopus	2-s2.0-84880561708	Photocatalytic performance of nitrogen, osmium co-doped TiO2 for removal of eosin yellow in water...	Kuvarega A.T., Krause R.W.M., Mamba B.B.	2013	Journal of Nanoscience and Nanotechnology	13	7	10.1166/jnn.2013.7589	UJ Centre for Nanomaterials Science, Department of Applied Chemistry, University of Johannesburg,...	Kuvarega, A.T., UJ Centre for Nanomaterials Science, Department of Applied Chemistry, University ...	Nitrogen, osmium co-doped TiO2 photocatalysts were prepared by a modified sol-gel method using am...	Absorption Edge; Anatase; Nitrogen-Osmium Co-Doped TiO2; Osmium Dioxide; Photocatalysis; Rutile; ...	Absorption edges; Co-doped tio; Modified sol-gel method; Photocatalytic activities; Photocatalyti...	None	View
Scopus	2-s2.0-84921761052	Nutritional evaluation of nigerian dried okra (Abelmoschus esculentus) seeds	Ogungbenle H.N., Arekemase E.F.	2014	Pakistan Journal of Scientific and Industrial Research Series B: Biological Sciences	57	3	None	Department of Chemistry, Ekiti State University, P.M.B. 5363, Ado-Ekiti, Nigeria	Ogungbenle, H.N., Department of Chemistry, Ekiti State University, P.M.B. 5363, Ado-Ekiti, Nigeri...	The proximate, functional properties, in-vitro multi enzyme protein digestibility and amino acid ...	Amino acid; Digestibility; Functional properties; Okra seeds	absorption efficiency; amino acid; dicotyledon; digestibility; enzyme activity; moisture; nutriti...	None	View
Scopus	2-s2.0-84947915361	Bioaccumulation of heavy metals in Mbaa River and the impact on aquatic ecosystem	Ajima M.N.O., Nnodi P.C., Ogo O.A., Adaka G.S., Osuigwe D.I., Njoku D.C.	2015	Environmental Monitoring and Assessment	187	12	10.1007/s10661-015-4937-0	Department of Fisheries and Aquaculture Technology, Federal University of Technology, Owerri, Nig...	Ajima, M.N.O., Department of Fisheries and Aquaculture Technology, Federal University of Technolo...	The bioaccumulation and toxic effects of heavy metals have caused ecological damage to aquatic ec...	Accumulation; Fish; Heavy metals; Mbaa River; Pollution	Absorption spectroscopy; Aquatic ecosystems; Atomic absorption spectrometry; Bioaccumulation; Bio...	None	View
Scopus	2-s2.0-84938348842	Environmental impact of mining and pedogeochemistry of Agunjin area, southwestern Nigeria	Odewumi Shola C., Aminu Ahmed A., Abuh M., Bulus Joseph A.	2015	International Journal of Earth Sciences and Engineering	8	2	None	Department of Science Laboratory Technology, University of Jos, P.M.B 2084, Jos, Nigeria; Departm...	Odewumi Shola, C., Department of Science Laboratory Technology, University of Jos, P.M.B 2084, Jo...	Agunjin area occurs in the southwestern sector of the Nigerian Basement Complex along Ajase Ipo- ...	Bioaccumulation; Ecosystem; Toxic elements; Zinc and copper	Absorption spectroscopy; Atomic absorption spectrometry; Bioaccumulation; Biochemistry; Ecosystem...	None	View
Scopus	2-s2.0-84939496139	Evaluation of Trace Metals and Physical Properties of Nigerian Crude Oil Saturate Fraction	Adebiyi F.M., Adebiyi A.Y.	2015	Petroleum Science and Technology	33	12	10.1080/10916466.2015.1065277	Department of Chemistry, Obafemi Awolowo University, Ile-Ife, Nigeria	Adebiyi, F.M., Department of Chemistry, Obafemi Awolowo University, Ile-Ife, Nigeria; Adebiyi, A....	Analyses of trace elements and physical properties of the saturate fraction of Nigerian crude oil...	crude oil; functional group; physical properties; saturate; trace metal	Absorption spectroscopy; Atomic absorption spectrometry; Chemical analysis; Chromatography; Clust...	None	View
Scopus	2-s2.0-55549100291	Hydrological impacts of flood storage and management on irrigation water abstraction in upper Ewa...	Ngigi S.N., Savenije H.H.G., Gichuki F.N.	2008	Water Resources Management	22	12	10.1007/s11269-008-9257-5	Department of Environmental and Biosystems Engineering, University of Nairobi, P.O. Box 29053-006...	Ngigi, S.N., Department of Environmental and Biosystems Engineering, University of Nairobi, P.O. ...	The upper Ewaso Ng'iro basin, which starts from the central highlands of Kenya and stretches nort...	Flood storage; Low river flows; River basin water resources management; River water withdrawals; ...	Abstracting; Curing; Digital signal processing; Drought; Evaporative cooling systems; Flow of wat...	None	View
Scopus	2-s2.0-84892879479	Impacts of environmental variability on desiccation rate, plastic responses and population dynami...	Kleynhans E., Clusella-Trullas S., Terblanche J.S.	2014	Journal of Evolutionary Biology	27	2	10.1111/jeb.12297	Centre for Invasion Biology, Department of Conservation Ecology and Entomology, Faculty of AgriSc...	Kleynhans, E., Centre for Invasion Biology, Department of Conservation Ecology and Entomology, Fa...	Physiological responses to transient conditions may result in costly responses with little fitnes...	Acclimation; Glossinidae; Plasticity; Population dynamics; Water balance	abundance; acclimation; desiccation; disease vector; entomology; environmental conditions; fly; g...	GEO-0627839, NSF, National Science Foundation	View
None	None	The impact on orchid species abundance of gathering their edible tubers by HIV/AIDS orphans: A ca...	Challe J.F.X., Struik P.C.	2008	NJAS - Wageningen Journal of Life Sciences	56	3	10.1016/S1573-5214(08)80011-5	Ministry of Agriculture Food Security and Co-operative, Department of Research and Training, Miko...	Challe, J.F.X., Ministry of Agriculture Food Security and Co-operative, Department of Research an...	This paper examines the gathering of wild orchids and its effect on orchid species diversity and ...	Chikanda; Edible orchids; Gathering pressure; Orchidaceae; Species diversity; Survival strategies	abundance; acquired immune deficiency syndrome; angiosperm; anthropogenic effect; edible species;...	None	View
Scopus	2-s2.0-84890961454	Impact of farmland use on population density and activity patterns of serval in South Africa	Ramesh T., Downs C.T.	2013	Journal of Mammalogy	94	6	10.1644/13-MAMM-A-063.1	School of Life Sciences, University of KwaZulu-Natal, Private Bag X01, Scottsville, Pietermaritzb...	Ramesh, T., School of Life Sciences, University of KwaZulu-Natal, Private Bag X01, Scottsville, P...	The Drakensberg Midlands, South Africa are experiencing unprecedented levels of habitat change. D...	Camera trap; capture-recapture models; conservation; land use; Leptailurus serval; South Africa	abundance; activity pattern; agricultural land; felid; habitat conservation; land use change; pop...	None	View
Scopus	2-s2.0-84455170930	Assessing the population performance of the black rhinoceros in Kruger National Park	Ferreira S.M., Greaver C.C., Knight M.H.	2011	South African Journal of Wildlife Research	41	2	10.3957/056.041.0206	Scientific Services, South African National Parks, Kruger National Park, Private Bag X402, Skukuz...	Ferreira, S.M., Scientific Services, South African National Parks, Kruger National Park, Private ...	Small population sizes provide several challenges to conservation managers seeking to ensure spec...	age distribution; availability bias; block counts; demography; detecting trends; Diceros bicornis...	abundance; age structure; assessment method; conservation management; demography; environmental m...	None	View
Scopus	2-s2.0-40949156798	Superiority in competition for light: A crucial attribute defining the impact of the invasive ali...	Iponga D.M., Milton S.J., Richardson D.M.	2008	Journal of Arid Environments	72	5	10.1016/j.jaridenv.2007.10.001	Centre for Invasion Biology, Conservation Ecology Department, Stellenbosch University, Private Ba...	Iponga, D.M., Centre for Invasion Biology, Conservation Ecology Department, Stellenbosch Universi...	Invasion of ecosystems by woody alien plant species is a widespread phenomenon. Interspecific com...	Biological invasions; Coefficient of tree symmetry (TS); Shade; Symmetry technique; Woodland stru...	abundance; angiosperm; biological invasion; dominance; ecosystem structure; interspecific competi...	None	View
Scopus	2-s2.0-50849139863	Elephant impact on dragonflies	Samways M.J., Grant P.B.C.	2008	Journal of Insect Conservation	12	5	10.1007/s10841-007-9089-2	Department of Conservation Ecology and Entomology, Centre for Agricultural Biodiversity, Universi...	Samways, M.J., Department of Conservation Ecology and Entomology, Centre for Agricultural Biodive...	African elephants and other indigenous megaherbivores have a major impact on local vegetation str...	Dragonfly biodiversity; Elephant trampling; Parallels with human impact	abundance; anthropogenic effect; biodiversity; community composition; community structure; dragon...	None	View
Scopus	2-s2.0-84879606961	Climatic stress mediates the impacts of herbivory on plant population structure and components of...	Louthan A.M., Doak D.F., Goheen J.R., Palmer T.M., Pringle R.M.	2013	Journal of Ecology	101	4	10.1111/1365-2745.12090	Department of Zoology and Physiology and Program in Ecology, University of Wyoming, Laramie, WY, ...	Louthan, A.M., Department of Zoology and Physiology and Program in Ecology, University of Wyoming...	Past studies have shown that the strength of top-down herbivore control on plant physiological pe...	Aridity; Climate change; Plant distributions; Plant-herbivore interactions; Population dynamics; ...	abundance; aridity; climate change; climate effect; fitness; phytomass; plant-herbivore interacti...	None	View
Scopus	2-s2.0-84876435776	Impact of Prosopis invasion on a keystone tree species in the Kalahari Desert	Schachtschneider K., February E.C.	2013	Plant Ecology	214	4	10.1007/s11258-013-0192-z	Botany Department, University of Cape Town, Private Bag X, Rondebosch, Cape Town, 7701, South Afr...	Schachtschneider, K., Botany Department, University of Cape Town, Private Bag X, Rondebosch, Cape...	Several Prosopis species were introduced into South Africa in the last century. Since then two sp...	Acacia erioloba; Alien invasive; Kalahari Desert; Keystone species; Prosopis; Water	abundance; arid region; biological invasion; dicotyledon; dieback; ecological impact; keystone sp...	None	View
Scopus	2-s2.0-43049138745	Impacts of large herbivorous mammals on bird diversity and abundance in an African savanna	Ogada D.L., Gadd M.E., Ostfeld R.S., Young T.P., Keesing F.	2008	Oecologia	156	2	10.1007/s00442-008-0994-1	Ornithology Section, National Museums of Kenya, Nairobi, Kenya; Division of International Conserv...	Ogada, D.L., Ornithology Section, National Museums of Kenya, Nairobi, Kenya; Gadd, M.E., Division...	Large native mammals are declining dramatically in abundance across Africa, with strong impacts o...	Bird diversity; Cattle; Indirect effects; Kenya; Livestock; Megaherbivore	abundance; arthropod; bird; canopy; cattle; community dynamics; herbivore; livestock; mammal; pla...	None	View
Scopus	2-s2.0-52649115262	Participatory assessment of the South African abalone resource and its impact on predicted popula...	Edwards C.T.T., Plagányi É.E.	2008	South African Journal of Science	104	42496	None	Department of Mathematics and Applied Mathematics, University of Cape Town, Private Bag X3, Ronde...	Edwards, C.T.T., Department of Mathematics and Applied Mathematics, University of Cape Town, Priv...	Illegal harvesting is a cause for concern in many of the world's fisheries. Over the last decade,...	None	abundance; assessment method; catch statistics; exploitation; fishery management; fishing; gastro...	None	View
Scopus	2-s2.0-84920437223	Towards collective circum-antarctic passive acoustic monitoring: The southern ocean hydrophone ne...	Van Opzeeland I., Samaran F., Stafford K.M., Findlay K., Gedamke J., Harris D., Miller B.S.	2014	Polarforschung	83	2	None	Alfred-Wegener Institute for Polar and Marine Research, Bremerhaven, Germany; PELAGIS Observatory...	Van Opzeeland, I., Alfred-Wegener Institute for Polar and Marine Research, Bremerhaven, Germany; ...	The Southern Ocean Research Partnership (SORP) is an international research program initiated wit...	None	abundance; autonomous underwater vehicle; bioacoustics; biomonitoring; cetacean; hydrophone; popu...	None	View
None	None	Evaluation of Serangium n. sp. (Col., Coccinellidae), a predator of Bemisia tabaci (Hom., Aleyrod...	Asiimwe P., Ecaat J.S., Guershon M., Kyamanywa S., Gerling D., Legg J.P.	2007	Journal of Applied Entomology	131	2	10.1111/j.1439-0418.2006.01122.x	International Institute of Tropical Agriculture, Kampala, Uganda; Makerere University, Kampala, U...	Asiimwe, P., International Institute of Tropical Agriculture, Kampala, Uganda, Makerere Universit...	The potential of a new, previously unidentified Serangium species (Col., Coccinellidae) to contro...	Biological control; Pre-imaginal development; Prey abundance; Prey consumption	abundance; beetle; biological control; cassava; crop damage; developmental biology; host plant; h...	None	View
Scopus	2-s2.0-84893657486	Projecting the impacts of climate change on skipjack tuna abundance and spatial distribution	Dueri S., Bopp L., Maury O.	2014	Global Change Biology	20	3	10.1111/gcb.12460	UMR 212 EME, IRD (Institut de Recherche pour le Développement), Sète, France; Laboratoire des sci...	Dueri, S., UMR 212 EME, IRD (Institut de Recherche pour le Développement), Sète, France; Bopp, L....	Climate-induced changes in the physical, chemical, and biological environment are expected to inc...	APECOSM-E; Atlantic Ocean; Global warming; Indian Ocean; Katsuwonus pelamis; Pacific Ocean; Scena...	abundance; behavioral response; climate change; environmental disturbance; environmental factor; ...	None	View
Scopus	2-s2.0-45749107747	Environmental impact of oil exploration on the crustacean zooplankton of Osse River, Southern Nig...	Omoigberale M.O., Ogbeibu A.E.	2007	Pakistan Journal of Scientific and Industrial Research	50	4	None	Department of Animal and Environmental Biology, University of Benin, P. M. B. 1154, Benin City, N...	Omoigberale, M.O., Department of Animal and Environmental Biology, University of Benin, P. M. B. ...	The impact of crude oil exploration on the crustacean zooplankton of Osse River, Edo State (Niger...	Bio-diversity; Crustacea; Fresh water; Nigerian river environment; Oil exploration impact; Zoopla...	abundance; biodiversity; crude oil; crustacean; environmental impact; oil production; pollution e...	None	View

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