TY  - BOOK
AU  - Japanese Potassium Symposium, 1st, Tokyo, 30th. November, 19
TI  - Papers
U1  - 631.83 J31P 
PY  - 1973///
CY  - Berne, Switzerland
PB  - International Potash Institute
KW  - SOILS - POTASSIUM CONTENT
KW  - FERTILIZERS AND MANURES
ER  -