Nutrient recovery from swine lagoon water by Spirodela punctata
Cheng, Jiayang, Bergmann, Ben A, Classen, John J, Stomp, Anne M, Howard, James W
Published in Bioresource technology (2002)
Published in Bioresource technology (2002)
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Journal Article
Design and Evaluation of a Discreet Sampler for Waste Treatment Lagoons
Classen, J.J, Rice, J.M, McNeill, J.P, Simmons, O.D. III
Published in Applied engineering in agriculture (2011)
Published in Applied engineering in agriculture (2011)
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Journal Article
Aspergillus niger absorbs copper and zinc from swine wastewater
Price, Michael S., Classen, John J., Payne, Gary A.
Published in Bioresource technology (01.03.2001)
Published in Bioresource technology (01.03.2001)
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Journal Article
Fractal analysis of fungal growth
Classen J.J, Whittaker A.D, Garcia A, Kenerley C.M
Published in Paper-American Society of Agricultural Engineers (USA). no. 923591 (1992)
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Published in Paper-American Society of Agricultural Engineers (USA). no. 923591 (1992)
Journal Article