Crop rotations that mitigate weeds, disease, insect and other pest problems, provide alternative sources of soil nitrogen, reduce soil erosion and risk of water contam- ination by agricultural chemicals Pest control strategies include integrated pest manage ment techniques that reduce the need for pesticides by use of resistant scouting/monitoring, practices such as cultivars, timing of planting and biological pest controls Increased mechanical biological weed control, more soil and water conservation practices, and strategic use of green manures Use of natural or synthetic inputs in a way that poses no significant hazard to humans or the environment.