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Published online 1 May 2008
Published in J Environ Qual 37:1245-1253 (2008)
DOI: 10.2134/jeq2007.0399
© 2008 American Society of Agronomy, Crop Science Society of America, and Soil Science Society of America
677 S. Segoe Rd., Madison, WI 53711 USA
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Antibiotic Degradation during Manure Composting

Holly Dollivera, Satish Guptab,* and Sally Nollc

a Department of Plant and Earth Science, Univ. of Wisconsin-River Falls, 410 S. 3rd St., River Falls, WI, 54022
b Dep. of Soil, Water, and Climate, Univ. of Minnesota, 1991 Upper Buford Circle, St. Paul, MN 55108
c Dep. of Animal Science, Univ. of Minnesota, 1364 Eckles Ave., St. Paul, MN 55108


Figure 1
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  		Fig. 1. Schematic and picture of the vessel composting unit.

 

Figure 2
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  		Fig. 2. Average temperature of turkey manure during composting by treatment. Asterisks indicate days when the high-management compost pile was watered and mixed. Dashed line indicates the mesophilic-thermophilic temperature boundary.

 

Figure 3
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  		Fig. 3. Total extractable chlortetracycline concentration with time during (A) low management, (B) high management, and (C) vessel composting. Data are fitted with a first-order decay function.

 

Figure 4
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  		Fig. 4. Total extractable monensin concentration with time during (A) low management, (B) high management, and (C) vessel composting. Data are fitted with a first-order decay function. Open circles indicate concentrations on Day 0, which are not included in the decay function. Error bars represent SD of the mean.

 

Figure 5
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  		Fig. 5. Total extractable tylosin concentration with time during (A) low management, (B) high management, and (C) vessel composting. Data are fitted with a first-order decay function. Open circles indicate concentrations on Day 0, which are not included in the decay function. Error bars represent SD of the mean.

 

Figure 6
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  		Fig. 6. Total extractable sulfamethazine concentration with time during (A) low management, (B) high management, and (C) vessel composting. Data are fitted with a first-order decay function. Open circles indicate concentrations on Day 0, which are not included in the decay function. Error bars represent SD of the mean.

 




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The SCI Journals Agronomy Journal Crop Science
Journal of Natural Resources
and Life Sciences Education		 Vadose Zone Journal
Soil Science Society of America Journal Journal of Plant Registrations The Plant Genome
Copyright © 2008 by the American Society of Agronomy, Crop Science Society of America, and Soil Science Society of America.