Vol. 10 No. 3 (1962)

Papers

• Irrigation as a soil and relief-forming factor in the Lower Mesopotamian Plain

  J. Schilstra

  179-193

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• Properties of saline soils in Iraq.

  P. Delver

  194-210

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• A growth depression caused by added vitamin B₆ in a practical broiler ration and the effect thereon of procaine penicillin.

  P. van der Wal, E.J. van Weerden

  211-216

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• The determination of cation-exchange characteristics of saline and calcareous soils.

  D.H. Yaalon, J. van Schuylenborgh, S. Slager

  217-222

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• Relation of fruit development to the incidence of blossom-end rot of tomatoes.

  J. Westerhout

  223-234

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• Effect of the density or red pine stands on moisture supply in sanpy soils.

  M.L. de Vries, S.A. Wilde

  235-239

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