Biofuel research focuses on manure

The race to create a better, less controversial biofuel has spawned plenty of research into a variety of potential new sources - including switchgrass, corn stalks and algae.

Team determines how estrogens to persist in dairy wastewater

Wastewater from large dairy farms contains significant concentrations of estrogenic hormones that can persist for months or even years, researchers report in a new study. In the absence of oxygen, the estrogens rapidly convert ...

Teaching skills key to selection of a successful model farmer

Farmer trainers should be selected based on their interest and ability to teach others rather than on their successes in implementing farming techniques, shows a new study led by Steve Franzel, a scientist at the World Agroforestry ...

Does converting cow manure to electricity pay off?

Studies have estimated that converting manure from the 95 million animal units in the United States would produce renewable energy equal to 8 billion gallons of gasoline, or 1% of the total energy consumption in the nation. ...

page 11 from 12