An evaluation of urea-rubber matrices as slow-release fertilizers Z. A. HassanS. D. YoungR. Arizal OriginalPaper Pages: 63 - 70
Effect of boron and nitrogen fertilization on cowpea nodulation, mineral nutrition and grain yield J. O. AgbeninG. LombinJ. J. Owonubi OriginalPaper Pages: 71 - 78
Rock phosphates are not effective fertilizers in Western Australian soils: A review of one hundred years of research M. D. A. BollandR. J. Gilkes OriginalPaper Pages: 79 - 95
Placing superphosphate at different depths in the soil changes its effectiveness for wheat and lupin production R. J. JarvisM. D. A. Bolland OriginalPaper Pages: 97 - 107
Partially acidulated phosphate rocks: Phosphorus release characteristics J. HaginS. S. S. RajanM. Upsdell OriginalPaper Pages: 109 - 117
Yield, water use and nitrogen uptake for different water and N levels in winter wheat B. D. SharmaS. KarS. S. Cheema OriginalPaper Pages: 119 - 127