Vol. 13 No. 4 (1965)

Papers

• The influence of temperature, light intensity and nitrate concentration on dry-matter production and chemical composition of Lolium perenne L.

  T. Alberda

  335-360

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• Observations on the opening of flowers, dehiscence of anthers and growth of pollen tubes in Arachis hypogaea L.

  G.G. Bolhuis, H.D. Frinking, J. Leeu-Wangh, R.G. Rens, G. Staritsky

  361-365

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• Models and their testing: considerations on the methodology of agricultural research

  Th.J. Ferrari

  366-377

  • PDF

• Sperm numbers and fertility: a kinetic approach.

  C. van Duijn

  378-391

  • PDF

• The movement of manganese in the plant and the practical consequences.

  C.H. Henkens, E. Jongman

  392-407

  • PDF