Vol. 22 No. 2 (1974)

Papers

• Effect of ammonium nutrition on uptake and metabolism of nitrate in wheat.

  A. Breteler, A.L. Smit

  73-81

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• The effect of nitrogen on the root and shoot development of Lolium multiflorum var. westerwoldicum.

  J.J. Schuurman, L. Knot

  82-88

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• The Mukibat system, a high-yielding method of cassava production in Indonesia.

  G.H. de Bruijn, T.S. Dharmaputra

  89-100

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• Rhythmic growth phenomena in brussels sprout plants.

  H.G. Kronenberg

  101-106

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• Energy production and use in Dutch agriculture.

  W.A. Dekkers, J.M. Lange, C.T. de Wit

  107-118

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• Thermal infrared pictures and the mapping of microclimate.

  W.J. Derksen

  119-132

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