76WH10, 77WH2, 77MT2, Phosphorus sources trial.
84NO69, 84E31, 84M63, Residual value of phosphate fertilisers.
86M1, Residual value of superphosphates for lupins and wheat grown in a 1-year lupin: 1-year wheat rotation.
85NO63, 85KA79, Assessment of different soil and plant tissue methods for determining the phosphorus requirement of several crop and pasture species.
85KA78, Assessment of different soil and plant tissue methods for determining the P requirements of crop and pasture species.
86N01, Residual value of superphosphate.
85BA34, Residual value of superphosphate for lupins, wheat and barley.
85BA35, Residual value of superphosphate for lupins:oat:wheat rotation
Number of Pages
Bolland, M D. (1986), Phosphorus Nutrition. Department of Agriculture and Food, Western Australia, Perth. Report.