TY  - BOOK
AU  - Upadhyaya Mahesh K
AU  - Blackshow Robert E
AU  - Upadhyaya Mahesh K
TI  - Non-Chemical Weed Management Principles .Concepts and Technology
U1  - 632.58 
PY  - 2007///
CY  - UK
PB  - CABI Head Office Nosworthy way
ER  -