TY  - BOOK
AU  - Sopher,Charles D
AU  - Baird,Jack Vernon
TI  - Soils and soil management
SN  - 0835970310
AV  - S591 .S661982
U1  - 631.4 19
PY  - 1982///
CY  - Reston, Virginia
PB  - Reston Publishing
KW  - Soil science
KW  - Soil management
N1  - Includes bibliographical references and index
ER  -