TY  - BOOK
AU  - Vance,P.N.
ED  - International Conference on Phosphorus and Potassium in the Tropics
TI  - Response of grain sorghum to phosphorus and potassium in dry lowlands of Papua New Guinea
PY  - 1981///
KW  - Phosphatic fertilizers
KW  - Papua New Guinea
KW  - Potassium fertilizers
KW  - Sorghum
KW  - Fertilizers
ER  -