Harold, K O, Michael Okpara University of Agriculture, Umudike, Nigeria

• Journal of Sustainable Agriculture and the Environment (JSAE) Vol 16 No 1 (2015): Journal of Sustainable Agriculture and the Environment - Research/Crop & Soil Sciences
  Characterization of Copper Fractions in Soil of A Cocoa Plantation Treated With Bordeaux Mixture At Ajata Bende In The Rainforest Agro - Ecological Zone Of Nigeria
  Abstract