Assessment of available phosphorus and potassium in soils by the calcium chloride extraction method

Communications in Soil Science and Plant Analysis

Volumn 27, Issue 3-4, 1996, Pages 685-694

  Simonis, A D ^a   Setatou, H B ^a  

^a Soil Science Institute   (Greece)

Author keywords

[No Author keywords available]

Indexed keywords

BASE SATURATION; EXTRACTION PROCEDURE; METHOD; PHOSPHORUS; POTASSIUM; SOIL EXTRACTION; SOIL GROUP;

GREECE;

EID: 0029749389     PISSN: 00103624     EISSN: None     Source Type: Journal    
DOI: 10.1080/00103629609369587     Document Type: Article

References (12)

1. Aslyng, H.C. 1964. Phosphate potential and phosphate status of soils. Acta Agr. Scand. 14: 261-285.
2. Bingham, F.T. 1949. Soil test for phosphate. Cal. Agr. 3(8):11, 14.
3. Houba, V.J.G., I. Novazamsky, A.W.M. Huybregts, and J.J. van der Lee 1986. Comparison of soil extractions by 0.01M CaCl2, by EUF and by some conventional extractions procedures. Plant Soil, 96:433-437.
4. Houba, V.J.G., I. Novazamsky, T.M. Lexmont and J.J. van der Lee. 1990. Applicability of 0.01M CaCl2 a single extraction solution for the assessment of the nutrient status of soils and other diagnostic purposes. Commun. Soil Sci. Plant Anal. 20:2281-2290.
5. Jackson, M.L. 1958. Soil Chemical Analysis. Costable and Co., LTd, London, England.
6. Larsen, S. and M.N. Court. 1960. The chemical potentials of phosphate ions in soil solution. Transactions 7th International Congress of Soil Sci. 2:413-421.
7. Olsen, S.R., C.V. Cole, F.S. Watanabe, and L.A. Dean 1954. Estimation of available phosphorus in soils by extraction with sodium bicarbonate. USDA Agr. Circ. 939, Washington, DC.
8. Olsen, S.R. and F.E. Khasawneh. 1980. Use and limitations of physical chemical criteria for assessing the status of phosphorus in soils, pp. 361-410. IN: The Role of Phosphorus in Agriculture. American Society of Agronomy, Madison, WI.
9. Olsen, S.R. and F.S. Watanabe. 1970. Diffusive supply of phosphorus in relation to soil textural variations. Soil Sci. 110:318-327.
10. Schofield, R.K. 1955. Can a precise meaning be given to available soil phosphorus. Soil and Fert. 18:373-375.
11. Simonis, A.D. 1970. Application of an ascorbic acid-stannous chloride composite reducing agent for developing stable molybdenum blue colour in the determination of phosphorus. Department of Soil Science, University of Aberdeen, Aberdeen, Scotland.
12. Soltanpour, P.N., Fred Adams and A.C. Bennet. 1974. Soil phosphorus availability as measured by displaced soil solutions, calcium chloride extracts, dilute-acid extracts and labile phosphorus. Soil Sci. Soc. Amer. Proc. 38:225-228.