Zobrazeno 1 - 10
of 26
pro vyhledávání: '"O S Onwuka"'
Publikováno v:
Journal of Applied Sciences and Environmental Management, Vol 26, Iss 6 (2022)
The study involves the use of periwinkle shell particles as reinforcement in the production of grindstone to meliorate its physical and mechanical properties. The assessment of the properties of the periwinkle shell reinforced concrete grindstone sho
Externí odkaz:
https://doaj.org/article/e9f8497b2f424397914ece5bbeb72945
Publikováno v:
Arid Zone Journal of Engineering, Technology and Environment, Vol 14, Iss 3, Pp 377-380 (2018)
The effects of varying ratio of used engine oil and sulphuric acid, with kaolin as contacting agent, on reclaimed oil properties was analyzed in this study using response surface methodology. Results revealed optimal used engine oil-acid ratio of 1:
Externí odkaz:
https://doaj.org/article/3daeb1856eb0444c85ba9f3ee308365d
Publikováno v:
Arid Zone Journal of Engineering, Technology and Environment, Vol 13, Iss 3, Pp 367-377 (2017)
A model for predicting the water replenishment rate of zeer pot refrigerator was developed in this study using mechanistic modeling approach and evaluated at Obowo, Imo State, Nigeria using six fruits, tomatoes, guava, okra, banana, orange and avocad
Externí odkaz:
https://doaj.org/article/e7042c7c38bc41c6ad87a237d7396e3c
Publikováno v:
Environmental Forensics. 23:469-481
Globally, the influence of mining activities on the quality of drinking waters have been reported by several researchers. Long-term exposure to potentially toxic elements (PTEs) (e.g. As, Cd, Co, C...
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::add324d32d116a99c812b627874a1dae
https://doi.org/10.1080/15275922.2021.1907822
https://doi.org/10.1080/15275922.2021.1907822
Publikováno v:
Environmental Forensics. 23:153-169
The research assesses the suitability of groundwater in Eha-Ndiagu and its Environs, astern Nigeria, for domestic and irrigation uses by analyzing the physicochemical, heavy metal, and bacteriologi...
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::db32e809293e762595913bf4a76cfdbc
https://doi.org/10.1080/15275922.2021.1884625
https://doi.org/10.1080/15275922.2021.1884625
Autor:
Chimankpam Kenneth Ezugwu, O. C. Onyemesili, Chinanu O. Unigwe, Chukwuma N. Mgbenu, Johnbosco C. Egbueri, O. S. Onwuka
Publikováno v:
Analytical Letters. :1-31
Groundwater samples from five rural agricultural villages within the Anambra basin of southeastern Nigeria were selected for the determination of their drinking quality, hydrogeochemical characteri...
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::6bc6733e5db9d16361314800e163b826
https://doi.org/10.1080/00032719.2020.1843049
https://doi.org/10.1080/00032719.2020.1843049
Publikováno v:
International Journal of Environmental Analytical Chemistry. 102:5528-5548
Ikem is an agrarian community, in southeastern Nigeria, reliant on agrochemicals to improve crop yield. These agrochemicals can influence the concentrations of heavy metals, major cations and anion...
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::2106b1e003e2d84c90c1ba28c5bfe80e
https://doi.org/10.1080/03067319.2020.1800000
https://doi.org/10.1080/03067319.2020.1800000
Autor:
Chimankpam Kenneth Ezugwu, O. S. Onwuka, Johnbosco C. Egbueri, Chinanu O. Unigwe, Daniel A. Ayejoto
Publikováno v:
HydroResearch, Vol 2, Iss, Pp 40-48 (2019)
This paper assessed the quality and suitability of groundwater from hand-dug wells in Ikem agricultural province, Nigeria for human consumption and irrigation purposes. pH measurements revealed that the groundwater is slightly acidic. The trend of th
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::98415a8b4c5b6fe984b82df9f59a5a75
https://doi.org/10.1016/j.hydres.2019.11.005
https://doi.org/10.1016/j.hydres.2019.11.005
Publikováno v:
Water Resources in Arid Lands: Management and Sustainability ISBN: 9783030670276
Results obtained from the interpretation of vertical electrical sounding (VES) were combined with geological data to determine the groundwater potential of the study area. The dominant lithology in the area is the shales of the Asu River group of Alb
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::27c2865f539a0baa80d6f7c414c4619d
https://doi.org/10.1007/978-3-030-67028-3_30
https://doi.org/10.1007/978-3-030-67028-3_30
Publikováno v:
Sustainable Water Resources Management. 6
In many parts of Nigeria, water resource is scarce, and where available, determining their abundance is difficult. In the present paper, various groundwater potential zones for the evaluation of groundwater availability in Enugu State have been delin
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::22c5253fcd2d2da3b180b93de055f3e0
https://doi.org/10.1007/s40899-020-00397-5
https://doi.org/10.1007/s40899-020-00397-5