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  • Area of Specialization: SOIL FERTILITY AND CHEMISTRY
  • Department of Agronomy, Wildlife & Forestry
  • My Publications
  • Okonkwo, C.I., Onyibe, C.E., Nwite, J., Igwe, T.S., Njoku, C. and Mbah C.N. (2011/12) Physical characteristics and maize grain yield in an Ultisol in South Eastern Nigeria amended with four animal manures, International Research Journals of Agricultural Science and Soil Science.
    Vol. 1 Pages: pp xxx-xxx

  • Okonkwo,C.I , Nwite,J.N.,Nweke,A.I,Onyibe,C.E and Mbah C.N. ( 2011/08) (2011). Animal manure mineralization and plant Nitrogen uptake in an Ultisol in Abakaliki South-Eastern Nigeria. , Journal of Agriculture and Biological Science.
    Vol. 2 Pages: 123-128

  • Okonkwo, C. I., Onyibe,C.E and Mbah C. N. ( 2011/07) Influence of cassava peel on physicochemical properties of an Ultisol and yield of maize (Zea mays L) in Abakaliki South -Eastern Nigeria. , Journal of Agriculture and Biological Sciences.
    Vol. 2 Pages: 078-083

  • Igboji Paul Ola and Onyibe, C .E ( 2019/02) (2019). Physical Fertility of Ultisol Enhanced by Application of Urine – Decomposed Rice Husk Dust in Abakaliki Southeastern Nigeria. , ACTA SCIENTIFIC AGRICULTURE
    Vol. 3 Pages: ISSN: 2581-365X