TY  - BOOK
AU  - Troeh,Frederick R.
AU  - Thompson,Louis M.
TI  - Soils and soil fertility
SN  - 081380955X (alk. paper)
AV  - S591 .T72 2005
U1  - 631.4 22
PY  - 2005///
CY  - Ames, Iowa
PB  - Blackwell Pub.
KW  - Soil science
KW  - Soil fertility
N1  - Includes bibliographical references and index
ER  -