TY  - BOOK
AU  - D J SWAINE
TI  - THE TRACE ELEMENT CONTENT OF SOILS
U1  - GN 631.41 SW 14 
PY  - 1955///
CY  - ENGLAND
PB  - COMMONWEALTH AGRICULTURAL BUREAUX
KW  - THE TRACE ELEMENT CONTENT OF SOILS
N1  - BANWARI LAL
ER  -