TY  - BOOK
AU  - Group Discussion on minerology of Soil Potassium....Aug,1982
TI  - Minerology of soil potassium: proceedings
U1  - 631.416 G91M 
PY  - 1984///
CY  - Gurgaon
PB  - PRII
KW  - SOILS -- POTASSIUM CONTENT -- CONGRESSED
ER  -