TY  - BOOK
AU  - FITZPATRICK,E.A.
TI  - AN INTRODUCTION TO SOIL SCIENCE / 
U1  - 631.4 
PY  - 1986///
CY  - [S.N] : 
PB  - ENGLISH LANGUAGE BOOK SOCIENY LANGMAN ، 
KW  - AGRICULTURE
KW  - SOIL SCIENCE
ER  -