Citation

Garden D. L. , Ward G. N. , Sale P. W. G. , Tennakoon S. , Hindell R. P. Gardiner B. (1997) The agronomic effectiveness of reactive phosphate rocks 3. A comparison of application strategies for soluble phosphorus and reactive phosphate rock fertilisers. Australian Journal of Experimental Agriculture 37, 947-956.

https://doi.org/10.1071/EA96110