TY  - BOOK
AU  - Smith,George E.
ED  - United States.
TI  - Losses of fertilizers and pesticides from claypan soils
U1  - 363.738498 
PY  - 1974///
CY  - Washington, D.C.
PB  - United States Environmental Protection Agency
KW  - Pesticides
N1  - Includes bibliographical references
ER  -