Results for keyword: fertilizer
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Cow power
In Idaho’s Magic Valley, cow capital of the fourth-largest milk-producing state in the U.S., entrepreneurs are hoping to cash in on all that manure by using anaerobic digesters to convert it into energy
by Michelle Blank, May 14, 2007 -
Excremental gains?
Kern County, Calif., is trying to prevent Los Angeles sludge from entering the county, where it is used to fertilize farmland, and the resulting stink is raising all kinds of questions about how we handle human waste
by Matt Jenkins, Dec 25, 2006






