Weeds 2011: What is new, herbicide-resistant weeds and management tactics

Weeds have a major impact on global agricultural profitability and represent the most important pest complex to the well-being of mankind. In 2004, the ubiquitous nature of weeds impacted U.S. agriculture representing a $20 billion cost to the growers (Basu et al., 2004; Bridges, 1994). Currently, herbicide-resistant weeds likely represent an even greater economic threat to U.S. agriculture