GM foods are classified into one of three generations. First-generation crops have enhanced input traits, such as herbicide tolerance, better insect resistance, and better tolerance to environmental stress.
Types of systems. There are multiple systems by which water treatment systems companies can remove contaminants from water. Point of entry systems: Point of entry water treatment systems are able to treat all of the water entering a home or business and are installed after a water meter or storage tank.
3. Land treatment system-means a wastewater treatment system that is designed, constructed and. operated to treat wastewater through the use of crops, irrigation methods, ground and surface. water monitoring to conform to specific water quality limits and has an agency approved site. control plan.