TY  - BOOK
AU  - Jackson,M,L.
AU  - 
TI  - Soil chemical analysis
U1  - 631.41 
PY  - 1958///
CY  - Englewood Cliffs, N.J.
PB  - Prentice-Hall
KW  - Soils
KW  - Analysis
N1  -  Includes bibliography and Index
ER  -