TY  - BOOK
AU  - Johnson,Leon J.
TI  - Introductory Soil Science : A  Study Guide And Laboratory Manual
SN  - 0023611200
U1  - 631.4 23
PY  - 1979///
CY  - New York
PB  - Macmillan Pub. Co.
KW  - Soil science
KW  - Laboratory manuals
KW  - Soils
ER  -