1. Ammonia losses from surface-placed mixtures of urea-calcium-potassium salts in the presence of phosphorus

   • L. B. Fenn
   • G. Tatum
   • G. Horst

   OriginalPaper Pages: 125 - 131

2. Effect of the timing and rate of nitrogen fertilization on the growth and recovery of fertilizer nitrogen within the potato (Solanum tuberosum L.) crop

   • P. Millard
   • D. Robinson

   OriginalPaper Pages: 133 - 140

3. Upland rice response to potassium fertilization on a Brazilian oxisol

   • N. K. Fageria
   • R. J. Wright
   • J. R. P. Carvalho

   OriginalPaper Pages: 141 - 147

4. Evaluation of partially acidulated phosphate fertilisers and reactive phosphate rock for hill pastures

   • A. D. Mackay
   • G. S. Wewala

   OriginalPaper Pages: 149 - 156

5. Lowland rice response to potassium fertilization and its effect on N and P uptake

   • N. K. Fageria
   • V. C. Baligar
   • J. R. P. Carvalho

   OriginalPaper Pages: 157 - 162

6. Critical level of DTPA extractable Zn for wheat in alkaline soils of semiarid region of Punjab, India

   • R. L. Bansal
   • P. N. Takkar
   • D. S. Rana

   OriginalPaper Pages: 163 - 166

7. Long-term fertility treatments and molybdenum availability

   • J. F. Adams
   • C. H. Burmester
   • C. C. Mitchell

   OriginalPaper Pages: 167 - 170

8. Estimation of nitrogen concentration in bermudagrass

   • A. R. Overman
   • S. R. Wilkinson

   OriginalPaper Pages: 171 - 177

9. Effect of the nitrification inhibitors 1-amidino-2-thiourea and dicyandiamide in combination with urea and ammonium sulfate

   • A. Amberger
   • M. P. Germann-Bauer

   OriginalPaper Pages: 179 - 183

10. Effect of band spacing of urea on dry matter and crude protein yield of bromegrass

    • S. S. Malhi
    • D. Ukrainetz

    Short communication Pages: 185 - 187