1. Controlled-release fertilizers to increase efficiency of nutrient use and minimize environmental degradation - A review

   • A. Shaviv
   • R. L. Mikkelsen

   OriginalPaper Pages: 1 - 12

2. Preparation, forms and properties of controlled-release phosphate fertilizers

   • N. S. Bolan
   • M. J. Hedley
   • P. Loganathan

   OriginalPaper Pages: 13 - 24

3. Phosphate rocks and partially-acidulated phosphate rocks as controlled release P fertilizers

   • J. Hagin
   • R. Harrison

   OriginalPaper Pages: 25 - 31

4. Use of phosphate rocks in the tropics

   • P. W. G. Sale
   • A. U. Mokwunye

   OriginalPaper Pages: 33 - 45

5. Use of partially acidulated phosphate rocks as phosphate fertilizers

   • S. S. S. Rajan
   • B. C. Marwaha

   OriginalPaper Pages: 47 - 59

6. Application of the Kirk and Nye phosphate rock dissolution model

   • G. C. Anderson
   • P. W. G. Sale

   OriginalPaper Pages: 61 - 66

7. Evaluation of soil phosphate status where phosphate rock based fertilizers have been used

   • K. W. Perrott
   • S. Saggar
   • R. G. Menon

   OriginalPaper Pages: 67 - 82

8. Summary of research on soil testing for rock phosphate fertilizers in Western Australia

   • M. D. A. Bolland

   OriginalPaper Pages: 83 - 91

9. Solubility assessment for fertilizer containing phosphate rock

   • S. H. Chien

   OriginalPaper Pages: 93 - 99

10. Factors affecting the oxidation of elemental sulfur in soils

    • J. J. Germida
    • H. H. Janzen

    OriginalPaper Pages: 101 - 114

11. Modelling the oxidation of elemental sulfur in soils

    • J. H. Watkinson
    • G. J. Blair

    OriginalPaper Pages: 115 - 126

12. Elemental sulfur fertilizers and their use on crops and pastures

    • C. C. Boswell
    • D. K. Friesen

    OriginalPaper Pages: 127 - 149

13. Preface

    • N. S. Bolan
    • S. S. S. Rajan

    EditorialNotes Pages: v - v