TY  - BOOK
AU  - Ahlgren,Gilbert H.
AU  - Klingman,Glenn C.
AU  - Wolf,Dale E.
TI  - Principles of weed control
AV  - SB611 .A35
U1  - 632.58 
PY  - 1951///]
CY  - New York
PB  - Wiley
KW  - Weeds
KW  - Control
N1  - Includes bibliographies
ER  -