1. Nitrogen uptake and chlorophyll meter measurements in Spring Wheat

   • Ivan Vidal
   • Luis Longeri
   • Jean Marie Hétier

   OriginalPaper Pages: 1 - 6

2. Controlling soil water content in fertiliser dissolution experiments

   • Kirsten Barlow
   • David Halliwell
   • David Nash

   OriginalPaper Pages: 7 - 14

3. Factors influencing manure application by farmers in semi-arid west Africa

   • Timothy O. Williams

   OriginalPaper Pages: 15 - 22

4. Composition changes of soil humus after massive application of urban waste compost: a comparison between FT-IR spectroscopy and humification parameters

   • G. Gigliotti
   • D. Businelli
   • P.L. Giusquiani

   OriginalPaper Pages: 23 - 28

5. A preliminary chlorine survey of the savanna soils of Nigeria

   • B.A. Raji
   • B.W. Jimba

   OriginalPaper Pages: 29 - 34

6. Development and evaluation of an improved soil test for phosphorus, 3: field comparison of Olsen, Colwell and Resin soil P tests for New Zealand pasture soils

   • S. Saggar
   • M.J. Hedley
   • A.G. Sinclair

   OriginalPaper Pages: 35 - 50

7. Influence of application of sewage sludges, and sludge and manure composts on plant Ca and Mg concentration and soil extractability in field experiments

   • Guang Wen
   • T. E. Bates
   • M. P. Schellenberg

   OriginalPaper Pages: 51 - 61

8. Transfers of phosphorus within three dairy farming systems receiving varying inputs in feeds and fertilizers

   • P.J.A. Withers
   • S. Peel
   • S.J. Lane

   OriginalPaper Pages: 63 - 75

9. Phosphorus status and cycling in native savanna and improved pastures on an acid low-P Colombian Oxisol

   • A. Oberson
   • D.K. Friesen
   • W. Stahel

   OriginalPaper Pages: 77 - 88

10. The fate of algal nitrogen in a flooded soil system

    • H.S. Thind
    • D.L. Rowell

    OriginalPaper Pages: 89 - 94