TY  - BOOK
AU  - NEAL S. EASH,CARY J GREEN,AGA RAZVI AND WILLIAM F. BENNET(EDITORS)
TI  - SOIL SCIENCE SIMPLIFIED
AV  - S 591 .S65 2008
PY  - 2008///
CY  -  IOWA,USA  
PB  - BLACKWELL
KW  - Soil science
ER  -