Vol. 1 No. 2 (1953)

Papers

• Cost accounting and farm management analysis in agriculture in the Netherlands.

  J. Horring, J.F. Riemsdijk

  73-87

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• The accuracy of yields of grassland and oats evaluated by eye estimates.

  T.J. Ferrari

  88-96

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• Ionic exchange interrelationships in soils and crops. Ion selectivity in soils.

  A.C. Schuffelen, H.A. Middelburg

  97-110

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• Are pathogenic micro-organisms killed in waste-dumps where sufficiently high fermentation temperatures occur?

  J. Jansen, H. Kunst

  111-114

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• Some results of field determinations of the moisture content of soil from thermal conductivity measurements.

  D.A. de Vries

  115-121

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• Thinning research in forestry.

  J.H. Becking

  122-129

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• The use of branch grafting for robusta coffee in Java. [French]

  C. Coolhaas

  130-136

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• Mechanical sorting of cinchona seeds.

  K. Ebes

  137-139

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