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Original Articles

Uptake of nitrogen by pasture legumes and associated ryegrass at three sites in Otago

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Pages 201-209 | Received 10 May 1977, Published online: 24 Jan 2012

References

  • Allen , R. B. , McDonald , I. R. and Cullen , N. A. Herbage production of pasture legumes at three sites in Otago . Proceedings of the N.Z. Grassland Association . Vol. 37 , pp. 182 – 195 .
  • Brock , J. L. 1973 . Growth and nitrogen fixation of pure stands of three pasture legumes with high/ low phosphate . N.Z. Journal of Agricultural Research , 16 : 483 – 491 .
  • Butler , G. W. and Bathurst , N. O. The underground transference of nitrogen from clover to associated grass . Proceedings of the VIIth International Grassland Congress . pp. 168 – 178 .
  • Butler , G. W. , Greenwood , R. M. and Soper , K. 1959 . Effects of shading and defoliation on the turnover of root and nodule tissue of plants of Trifolium repens, Trifolium pratense, and Lotus uliginosus . N.Z. Journal of Agricultural Research , 2 : 415 – 426 .
  • Engin , M. and Sprent , J. I. 1973 . Effects of water stress on growth and nitrogen-fixing activity of Trifolium repens . New Phytologist , 72 : 117 – 126 .
  • Hoglund , J. H. , Dougherty , C. T. and Langer , R. H. M. 1974 . Response of irrigated lucerne to defoliation and nitrogen fertiliser . N.Z. Journal of Experimental Agriculture , 2 : 7 – 11 .
  • Sears , P. D. , Goodall , V. C. , Jackman , R. H. and Robinson , G. S. 1965 . Pasture growth and soil fertility. VIII. The influence of grasses, white clover, fertilisers, and the return of herbage clippings on pasture production of an impoverished soil . N.Z. Journal of Agricultural Research , 8 : 270 – 283 .
  • Sears , P. D. , Lambert , I. P. and Thurston , W. G.; . 1953 . Pasture growth and soil fertility. VI. Influence of red and white clovers, superphosphate, lime, and sheep grazing on pasture yields and composition, and on the growth of subsequent forage crops: Results at Gore and Lincoln . N.Z. Journal of Science and Technology , A35 : 199 – 220 .
  • Sinclair , A. G. 1975 . Measurement of atmospheric nitrogen fixation in legume-based pasture turfs using the acetylene reduction assay . N.Z. Journal of Agricultural Research , 18 : 189 – 195 .
  • Walker , T. W. , Orchiston , H. D. and Adams , A. F. R. 1954 . The nitrogen economy of grass legume associations . Journal of the British Grassland Society , 9 : 249 – 274 .

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