Effect of Cocoa Pod Husk Ash on Potassium Sorption Capacity and Growth of of Maize in Soils of Contrasting Parent Materials in Southeastern Nigeria: OKOLO, Adaora Ngozi (MOUAU/PG/M Sc./2007/1279); M.Sc Thesis, Michael Okpara University of Agriculture, Umudike, Abia State, 2011;

Organic Carbon Status of Soils Under Five Land Use Types in Umudike, Southeastern Nigeria: NHIARAONYE: Chinyiriuwa Quentin (09/PG/M.Sc/SS/02/44095); M Sc Thesis, Abia State University, Uturu, 2014;

Seasonal Variability of Macronutrients Levels in Soils of Selected Land Use Types in Ikwuano LGA of Abia State; NWANNE, Amarachi J (MOUAU/PG/M Sc/12/2373);M Sc Dissertation, Michael Okpara University of Agriculture, Umudike, Abia State; November 2015;

Influence of Rates of NPK, Neem-based Organic Fertilizer and their Combinations on Soil Properties, Growth, Nutrient Uptake and Yield of Okra: AYITO, ESTHER OKON (ASS/M. Sc/14/003) M Sc Dissertation, University of Calabar, June 6, 2017

Response of Some Local and Exotic Hybrid Maize (Zea mays L.) to Organic and Inorganic Fertilizers in Soils Derived from Coastal Plain Sands: Ubi, Martina William(ASS/Ph.D/98/002), Ph. D Thesis, University of Calabar, 2012;

Effects of N Sources on Soil Properties and Crop Performance Under Maize-Cowpea Rotation System in Umudike, Southeastern Nigeria: NJOKU, Regina Nwanyieze, (07/PG/Ph.D/SS/00/3567) Ph. D Thesis, Abia State University, Uturu, 2014;

Effects of Organo-Mineral Fertilizer on Chemistry, Speciation, and Availability of Phosphorus in Some Phosphorus Unresponsive Soils in South-Western Nigeria: ANETOR, Mercy Omogberu,Ph. D Thesis, University of Ibadan, Ibadan, 2014;

Assessment of Aggregate Stability of Representative Upland Soils Under Different Land Use Systems Using Selected Indices in Ikwano LGA, Abia State, Nigeria: IJEH, Alexander Chukwunweike (09/PG/Ph. D/SS/6724); Ph. D Thesis, Abia State University, Uturu; October 2015;

Micronutrients Status of Soils Amended with Composite Manures in Imo State, Nigeria: IGBOZURIKE, Chris Ifeanyi (09/PG/Ph. D/SS/6945); Ph. D Thesis, Abia State University, Uturu; October 2015;

Effects of Palm Oil and Cassava Processing Effluents on Physical, Chemical and Biological Properties of Soils Derived from Three Parent Materials in Akwa Ibom State, Nigeria: IDUNGAFA, Monday Amos (09/PG/Ph. D/SS/7041); Ph. D Thesis, Abia State University, Uturu; October 2015

Phospho-Compost Amelioration of Acid Soil for Vigna unguiculata (L.) Walp Production: Yetunde Bunmi Oyeyiola Ph.D Thesis, University of Ibadan, Nigeria, 19th April 2017

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Contact Me

Dept of Soil Science and Land Resources Management
P.O. Box 4240,
University of Uyo,
E-mail address:ibiatrenchard@yahoo.com
Phone (Mobile):+2348023206122; +2348037783991


I am a Professor of Soil Chemistry and Fertility with a lot of interest in Soils, Agriculture, Environment and Development. I hold professional memberships with a lot of professional bodies. I have participated in various capacity building conferences such as the 40thAnnual Conference of the Soil Science Society of Nigeria, University of Calabar, March 14-18, 2016. I have handled several services within and outside the University of Uyo. My publications in journals, books and public discourse are highly rated and some can be downloaded here and redistributed where necessary.Learn more...