A new approach to the determination of phosphate rock dissolution in organic soils using graphite furnace atomic absorption spectrophotometry

References

• Association of Official Analytical Chemists . 1970 . Official methods of analysis. , 11th ed. , Washington DC : Assoc. Off. Anal. Chem. . Sec. 2.144
   Google Scholar
• Bascomb , C.L. 1964 . Rapid method for the determination of cation exchange capacity of calcareous and non‐calcareous soils . J. Sci. Food. Agric. , 15 : 821 – 823 .
   Web of Science ®Google Scholar
• Beaty , R.D. 1987 . Concepts, Instrumental and techniques in atomic absorption spectrophotometry , Norwalk , CT : Perkin Elmer .
   Google Scholar
• Dolman , J.D. and Buol , S.W. 1968 . Organic soils on the lower coastal plain of North Carolina . Soil Sci. , 32 : 414 – 418 .
   Web of Science ®Google Scholar
• Ediger , R.D. , Knott , R.A. , Peterson , G.E. and Beaty , R.B. 1978 . The determination of phosphorus by atomic absorption using the graphite furnace . At. Absorption Newslett. , 17 : 28 – 32 .
   Google Scholar
• Gregg , P.E.H. , Bolan , N.S. , Hedley , M.J. and White , R.E. Reactive phosphate rock potential as a direct use fertilizer and as component of other phosphorus fertilizers . Phosphorus Symposium . pp. 6 – 20 . Pretoria , , South Africa : SCIR .
   Google Scholar
• Hanafi , MM , Syers , J.K. and Bolan , N.S. 1992 . Leaching effect of the dissolution of two phosphate rock materials in acid soils . Soil Sci. Soc. Amer. J. , 56 : 1325 – 1330 .
   Web of Science ®Google Scholar
• Hanafi , M.M. and Syers , J.K. 1994 . Plant availability of two phosphate rock materials in acid Malaysian soils . Commun. Soil Sci. Plant Anal. , 25 : 3171 – 3189 .
   Web of Science ®Google Scholar
• Kanabo , I.A.K. and Gilkes , RJ. 1988 . The effect of soil texture on dissolution of North Carolina phosphate rock . J. Soil Sci. , 39 : 191 – 198 .
   Web of Science ®Google Scholar
• Khasawaneh , F.E. and Doll , E.C. 1978 . The use of phosphate rock for direct application to soils . Adv. Agron. , 30 : 159 – 206 .
   Google Scholar
• Mackay , A.D. , Syers , J.K. , Tillman , R.W. and Gregg , P.E.H. 1986 . A simple model to describe the dissolution of phosphate rock material in soil . Soil Sci. Soc. Amer. J. , 50 : 291 – 296 .
   Web of Science ®Google Scholar
• Moris , N. 1982 . Organic matter and micronutrients in some soils of Peninsular Malaysia: Interactions and influence on plant growth , Belgium : Univ. of Ghent . D. Agric. Sci. Thesis
   Google Scholar
• Murphy , J. and Riley , J.P. 1962 . A modified single solution method for determination of phosphate in natural water . Anal. Chem. Acta. , 27 : 31 – 36 .
   Web of Science ®Google Scholar
• Olsen , S.R. and Dean , L.A. 1965 . “ Phosphorus ” . In Methods of soil analysis. Part 2. Chemical and microbiological properties , Agronomy 9 Edited by: Black , C.A. 1035 – 1049 . Madison , Wis : Amer. Soc. of Agron. .
   Google Scholar
• Robinson , J.S. and Syers , J.K. 1990 . A critical evaluation of the factors influencing the dissolution of Gafsa phosphate rock . J. Soil Sci. , 41 : 597 – 605 .
   Web of Science ®Google Scholar
• Robinson , J.S. and Syers , J.K. 1991 . Effects of solution calcium and calcium sink‐size on dissolution of Gafsa phosphate rock in soils . J. Soil Sci. , 42 : 389 – 397 .
   Web of Science ®Google Scholar
• SAS Institute . 1989 . SAS for Linear Model: A guide to the ANOVA and GLM Procedures , Carey , NC : SAS Institute .
   Google Scholar
• Schnitzer , M. and Khan , S.U. 1972 . Humic substances in the environment , New York , NY : Marcel Dekker .
   Google Scholar
• Syers , J.K. , Mackay , A.D. , Brown , M.W. and Currie , L.D. 1986 . Chemical and physical characteristics of phosphate rock materials of varying reactivity . J. Sci. Food Agric. , 37 : 1057 – 1064 .
   Web of Science ®Google Scholar
• Thorpe , V.A. 1973 . Collaborative study of the cation exchange capacity of Peat materials . J. AOAC. , 56 : 154 – 157 .
   Google Scholar
• Walkley , A. and Black , I.A. 1934 . An examination of the Degtjareff method for determining soil organic matter, and a proposed modification of the chromic acid titration method . Soil Sci. , 36 : 29 – 38 .
   Google Scholar