1. Pre-plant slow-release fertilization of strawberry plants before fertigation

   • C. Cadahía
   • A. Masaguer
   • J. M. Peñalosa

   OriginalPaper Pages: 191 - 195

2. Obtaining NPK fertilizers using decomposition of phosphate rock by sulphuric acid

   • E. Aasamäe
   • J. Kudryavtseva
   • M. Einard

   OriginalPaper Pages: 197 - 202

3. Production of dicalcium phosphate by treatment of phosphate rock concentrate with nitric acid

   • R Marcato
   • M. Giulietti

   OriginalPaper Pages: 203 - 207

4. Prediction of nitrogen availability in soil after crop residue incorporation

   • S. K. Das
   • G. Subba Reddy
   • Y. V. R. Reddy

   OriginalPaper Pages: 209 - 215

5. Use of sea water in the flotation of carbonate rich sedimentary phosphate rock

   • H. Ö. Özbelge
   • T. F. Al-Fariss
   • A. M. Abdulrazik

   OriginalPaper Pages: 217 - 222

6. An investigation of extraction procedures for assessing the phosphate rock residue in multicomponent fertilisers

   • A. C. Braithwaite
   • A. C. Eaton
   • P. S. Groom

   OriginalPaper Pages: 223 - 231

7. Single superphosphate depresses molybdenum uptake and limits yield response to phosphorus in groundnut (Arachis hypogaea L.) grown on an acid sandy soil in Niger, West Africa

   • F. -P. Rebafka
   • B. J. Ndunguru
   • H. Marschner

   OriginalPaper Pages: 233 - 242

8. Effects of different phosphate fertilizers on yield of barley and rape seed on reddish brown soils of the Ethiopian highlands

   • T. Bekele
   • W. Höfner

   OriginalPaper Pages: 243 - 250

9. The effect of crop residue and fertilizer use on pearl millet yields in Niger

   • A. Bationo
   • C. B. Christianson
   • M. C. Klaij

   OriginalPaper Pages: 251 - 258

10. Simulation of Fe-Al compounds developed during single superphosphate manufacture

    • E. Cekinski
    • J. H. Thomassin
    • P. Baillif

    OriginalPaper Pages: 259 - 265

11. Effects of nitrification inhibitors and time and rate of slurry and fertilizer N application on silage maize yield and losses to the environment

    • J. J. Schröder
    • L. ten Holte
    • J. H. A. M. Steenvoorden

    OriginalPaper Pages: 267 - 277