By Robert Burns
Special to Poultry Today
COLLEGE STATION, Texas — Though it may not sound very glamorous, a new method of extracting ammonium from liquid animal manure could be exciting news for both confined animal operations and environmental groups, according to a Texas AgriLife Extension Service engineer.
The method uses gas-permeable membrane technology that tests have shown could remove 50 percent of the dissolved ammonium in liquid manure in 20 days. The removed ammonium is “not scrubbed but captured,” said Dr. Saqib Mukhtar, AgriLife Extension engineer and interim associate department head of the Texas A&M University Department. . .
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