Publication
EFFECT OF EXTRACTING SOLVENT VOLUME ON RECOVERY RATE OF TWO VETERINARY ANTIBIOTICS ADDED TO SWINE MANURE
(Stef92 Technology, 2011-06-20, Elizabeth Jeanne Parent)
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Land application of swine manure can increase antibiotic concentra tions in agricultural soils. It is thus important to develop labor atory methods for antibiotics in manures and soils. The objective of this study was to examine the effect of volume of Na 2EDTA– McIlvaine’s buffer (c itric acid and Na 2HPO4) solution on recovery of oxytetracycline (OTC) and chlortetracycline (CTC) added to fresh swine manur e. Antibiotics were mixed with manure at a single rate of 20 mg /L. Six treatments (8, 16, 24, 32, 40 or...
Ecology and Environmental Protection2011