1. Residual value of superphosphate for oat and barley grown on a very sandy, phosphorus leaching soil

   • M. D. A. Bolland

   OriginalPaper Pages: 171 - 181

2. Slow-release selenium fertilizers to correct selenium deficiency in grazing sheep in Western Australia

   • B. R. Whelan
   • N. J. Barrow

   OriginalPaper Pages: 183 - 188

3. Evaluation of thermally promoted reaction products of some selected phosphate rocks from India

   • H. K. Rautaray
   • R. N. Dash
   • S. K. Mohanty

   OriginalPaper Pages: 189 - 197

4. Effect of selenium-enriched calcium nitrate, top-dressed at different growth stages, on the selenium concentration in wheat

   • B. R. Singh

   OriginalPaper Pages: 199 - 203

5. An evaluation of the agronomic potential of partially acidulated rock phosphates in calcareous soil

   • L. M. Xiong
   • R. K. Lu
   • B. Truong

   OriginalPaper Pages: 205 - 212

6. Needs for controlled-availability micronutrient fertilizers

   • J. J. Mortvedt

   OriginalPaper Pages: 213 - 221

7. A rapid tissue testing methodology for optimum potassium fertilization of potato grown under subtropical short-day conditions

   • S. P. Trehan
   • J. S. Grewal

   OriginalPaper Pages: 223 - 231

8. Effects of organic manure on solubility and mobility of different phosphate fertilizers in two paddy soils

   • X. Yang
   • W. Werner
   • X. Sun

   OriginalPaper Pages: 233 - 238

9. An easy pot incubation method for measuring nitrogen mineralization from easily decomposable organic material under well defined conditions

   • K. Thorup-Kristensen

   OriginalPaper Pages: 239 - 247

10. The dissolution of North Carolina phosphate rock in some south-western Australian soils

    • J. C. Hughes
    • R. J. Gilkes

    OriginalPaper Pages: 249 - 253