TY  - BOOK
AU  - International conference on phosphorus and potassium in the tropics(1981:Kuala Lumpur)  
AU  - Puspharajah, E.;Sharifuddin, H.A.Hamid
TI  - Proceedings of the international conference on phosphorus and potassium in the tropics, held in Kuala Lumpur, 17-19 August 1981
PY  - 1982///
CY  - Kuala Lumpur
PB  - Malaysian Society of Soil Science
ER  -