C. K. Daudu
Department of Soil Science, Institute For Agricultural Research, National Agricultural Extension Research and Liaison Services, Ahmadu Bello University, Zaria, Nigeria
E. Uyovbisere
Department of Soil Science, Institute For Agricultural Research, Ahmadu Bello University, Zaria, Nigeria
I. Y. Amapu
Department of Soil Science, Institute For Agricultural Research, Ahmadu Bello University, Zaria, Nigeria
J. E. Onyibe
National Agricultural Extension Research and Liaison Services, Ahmadu Bello University, Zaria, Nigeria
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How to cite this article
C. K. Daudu, E. Uyovbisere, I. Y. Amapu and J. E. Onyibe, 2006. Qualitative and Quantitative Evaluation of Four Organic Materials as Nutrient Resources for Maize in the Nigerian Savanna. Journal of Agronomy, 5: 220-227.
DOI: 10.3923/ja.2006.220.227
URL: https://scialert.net/abstract/?doi=ja.2006.220.227
DOI: 10.3923/ja.2006.220.227
URL: https://scialert.net/abstract/?doi=ja.2006.220.227