Evaluation of a sampler for assessing ammonia losses from fertilized fields R. R. SherlockJ. R. FreneyK. C. Cameron OriginalPaper Pages: 61 - 66
Response of three sorghum varieties to N supply and plant density in a tropical environment V. B. OgunlelaP. N. Okoh OriginalPaper Pages: 67 - 74
Reactive rock phosphate fertilizers and soil testing for phosphorus: The effect of particle size of the rock phosphate M. D. A. BollandR. J. Gilkes OriginalPaper Pages: 75 - 93
Effect of algicides on urea fertilizer efficiency in transplanted rice W. A. MuirheadS. K. De DattaR. M. Gusto OriginalPaper Pages: 95 - 107
Comparison of white clover and ammonium nitrate as nitrogen sources for tall fescue C. E. Watson Jr.V. H. Watson OriginalPaper Pages: 109 - 111
Risk and nitrogen use on rainfed rice: Bicol, Philippines Joyotee SmithGloria UmaliA. M. Mandac OriginalPaper Pages: 113 - 123
