TY  - BOOK
AU  - Zimdahl, Robert L
TI  - A history of weed science in the United States
SN  - 9780123814951
U1  - 632.50973 ZIM 
PY  - 2010///
CY  - Amsterdam
PB  - Elsevier
KW  - Weeds - Control - United States - History
KW  - Weeds -- United States
N1  - Includes bibliographical references
ER  -