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Analytical technique of the Pw method, used for the assessment of the phosphate status of arable soils in the Netherlands

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Summary

The paper deals with the analytical technique of a new method for the assessment of the phosphate status of soils, characterized by aqueous extraction at a wide water : soil ratioviz 60 : 1 (volume/volume) the soil being moistened 22 hours preceding the extraction.

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References

  1. Murphy, J. and Riley, J. P., Anal. Chim. Acta27 31–36 (1962).

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  2. Paauw, F. van der, Plant and Soil34, 467–481 (1971).

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  3. Paauw, F. van der, Sissingh, H. A., and Ris, J., An improved method of water-extraction for the assessment of soil phosphate supply: - Pw value. (Dutch with an English summary). Verslag. Landbouwk. Onderzoek749 (1971).

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  5. Sissingh, H. A., Landwirtsch. Forsch.23/II. Sonderheft, 110–120 (1969).

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Authors and Affiliations

  1. Institute for Soil Fertility, Haren (Groningen), Netherlands

    H. A. Sissingh

Authors
  1. H. A. Sissingh
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Sissingh, H.A. Analytical technique of the Pw method, used for the assessment of the phosphate status of arable soils in the Netherlands. Plant Soil 34, 483–486 (1971). https://doi.org/10.1007/BF01372800

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  • DOI: https://doi.org/10.1007/BF01372800

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