TY  - BOOK
AU  - Klingman Glenn C
AU  -  Ashton Floyd M
TI  - Weed science: principles and practices
U1  - J:57, L5 
PY  - 1975///
CY  - New York    
PB  -  John Wiley       
KW  -  Weed
KW  - Agriculture
N1  - Appendix p409
ER  -