Atrazine is the most widely used herbicide for corn and sorghum and the most commonly encountered in surface water and groundwater. In addition to water quality problems, atrazine poses hazards through atmospheric transport, food residues, and exposure of applicators and wildlife. It atrazine...

A viable agricultural policy should adapt to any changes occurring within the agricultural sector. With the growing focus on environmentally friendly agriculture, increased role for markets by reducing the influence of farm programs, agricultural-related global climate change, and budgetary...

over potential sources of environmental degradation (see, for example, Shortle and Dunn 1986; Russell and Shogren 1993). Although partially related to scientific advances in measurement and detection, perceived risks due to chemical loading have intensified the pressure to more closely coordinate...