Comparisons of the fertilizing and liming properties of lime-treated sewage sludge with its incinerated ash P JakobsenIR Willett OriginalPaper Pages: 187 - 197
Residual soil P values for permanent pastures on reclaimed scrubland from Galicia (NW Spain). FA MombielaLA NelsonJL Gonzalez-Andujar OriginalPaper Pages: 199 - 212
15N-labelled urea recovery by different crops in the Sudan Gezira soil AT Ayoub OriginalPaper Pages: 213 - 221
Integrated fertilizer requirements of groundnut-wheat cropping system Harsharn SinghDS BainsHS Brar OriginalPaper Pages: 223 - 228
Greenhouse evaluation of the effect of topsoil moisture and simulated rainfall on the volatilization of nitrogen from surfaceapplied urea, diammonium phosphate, and potassium nitrate JM StumpeMas Abdel Monem OriginalPaper Pages: 229 - 239
Diagnosis of nitrogen deficiency in barley, growing in different rotation systems, by plant analysis I Papastylianou OriginalPaper Pages: 241 - 250
Effect of phenyl phosphorodiamidate on the fate of urea applied to wetland rice fields IRP FillerySK De DattaET Craswell OriginalPaper Pages: 251 - 263
Ammonia loss from surface applied urea-acid products LB FennJ Richards OriginalPaper Pages: 265 - 275