Research Journal of Applied Sciences

Year: 2009
Volume: 4
Issue: 1
Page No. 17 - 19

Organic Matter and Nutrients Depletion in Soil of Itakpe Iron Ore Deposit Area of Kogi State, Nigeria

Authors : K.J. Olatunji

References

AOAC, 2000. Flame Photometry, Official Methods of Analysis. Chapter 9, Association of Official Analytical Chemist, Washington DC., pp: 46.

ASTM, 1987. Standard Proceedure for Determination of Organic Matter Content of Soil. American Standard for Testing and Materials, Philadelphia.

Bremner, J.M. and G.S. Mulvaney, 1982. Nitrogen Total. In: Methods of Soil Analysis Part 2: Chemical and Microbiological Properties, Page, A.L., R.H. Miller and D.R. Keeney (Eds.). ASA, Madison, WI., USA., pp: 595-624.

Extension, 2002. Organic Matter Management. University of Minnesota, London, pp: 1-7.

FAO, 1977. Assessing Soil Degradation. FAO, Rome, Italy.

Olsen, S.R. and L.E. Sommers, 1982. Phosphorous. In: Methods of Soil Analysis, Part 2, Page, M. (Ed.). 2nd Edn., American Society of Agronomy, Madison, Wisconsin, USA., pp: 403-430.

Soil Health, 2008. Soil organic matter. pp: 1-5. http://www.soilhealth.org.

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