Ash1.doc Introduction In California, cogeneration plants burn various combustible materials to produce steam for the production of electricity. Much of the waste materials comes from agricultural waste in the form of wood, trees and rice hulls.
Some plants burn coal while other located near lumber mills burn sawdust.
Currently many dairymen are experimenting with fly ash in cattle bedding materials hoping to control the growth of mastitis causing bacteria. In the past, other materials such as li me have been used for this purpose. The primary focus of these studies ha s been on the use of fly ash mixed with various types of manure bedding. The aim was to determine if fly ash could significantly reduce the bacterial populations in the manure bedding. If such an effect could be documented, the use of fly ash might prove to be an aid in controlling environmental mastitis.