Determination of dinitrogen emission and retention in floodwater and porewater of a lowland rice field fertilized with15N-urea A. R. MosierS. L. ChapmanJ. R. Freney OriginalPaper Pages: 127 - 136
Soybean, corn, and wheat yields with variable soil pH on Plinthic Acrisols F. M. RhoadsA. Manning OriginalPaper Pages: 137 - 142
The influence of seasonal conditions, plant species and fertilizer type on the prediction of plant yield using the Colwell bicarbonate soil test for phosphate M. D. A. BollandD. G. AllenR. J. Gilkes OriginalPaper Pages: 143 - 158
Nutrient availability under trickle irrigation — phosphate fertilization P. E. BaconB. G. Davey OriginalPaper Pages: 159 - 167
Effects of nitrogen source, rate and application time on boronia (Boronia megastigma Nees) leaf nitrogen and flower production K. S. ReddyR. C. Menary OriginalPaper Pages: 169 - 174
Some factors associated with the use of the extractants 2% citric acid and 2% formic acid as estimators of available phosphorus in fertiliser products A. C. BraithwaiteA. C. EatonP. S. Groom OriginalPaper Pages: 175 - 181
Ammonia volatilization from urea nitricphosphate and urea applied to the soil surface C. B. Christianson OriginalPaper Pages: 183 - 189