Works (37)

2019 | journal article

Effects of Co-occurring Species Present in Swine Lagoons on Adsorption of Copper on Eggshell

INTERNATIONAL JOURNAL OF ENVIRONMENTAL RESEARCH, 13(4), 613–622.

By: B. Hess, P. Kolar, J. Classen, D. Knappe & J. Cheng

Source: Web Of Science

2019 | journal article

The Development of the INFEWS-ER: A Virtual Resource Center for Transdisciplinary Graduate Student Training at the Nexus of Food, Energy, and Water

FRONTIERS IN ENVIRONMENTAL SCIENCE, 7.

By: L. Rodriguez, A. Marshall, D. Cotton, R. Koelsch, J. Koziel, D. Meyer, D. Steward, J. Heemstra ...

Source: Web Of Science

2018 | journal article

Evaluation of waste eggshells for adsorption of copper from synthetic and swine wastewater

Transactions of the ASABE, 61(3), 967–976.

By: B. Hess, P. Kolar, J. Classen, D. Knappe & J. Cheng

Source: NC State University Libraries

2017 | journal article

Approaches to agricultural innovation and their effectiveness

Aims Agriculture and Food, 2(4), 370–373.

By: E. Kick, K. Zering & J. Classen

Source: NC State University Libraries

2017 | journal article

Catalytic valorization of lignin using niobium oxide

Waste and Biomass Valorization, 8(8), 2673–2680.

Source: NC State University Libraries

2017 | journal article

Modeling the growth of archaeon halobacterium halobium affected by temperature and light

Applied Biochemistry and Biotechnology, 181(3), 1080–1095.

By: H. Lu, W. Yuan, J. Cheng, R. Rose, J. Classen & O. Simmons

Source: NC State University Libraries

2017 | journal article

Thermochemical conversion: A prospective swine manure solution for North Carolina

Transactions of the ASABE, 60(3), 591–600.

By: Z. Lentz, J. Classen & P. Kolar

Source: NC State University Libraries

2016 | journal article

Size distributions of bioaerosols in an egg production facility and its vicinity

Environmental Engineering Science, 33(4), 215–223.

By: D. Hu, L. Wang-Li, O. Simmons, J. Classen & J. Osborne

Source: NC State University Libraries

2015 | journal article

Swine manure char as an adsorbent for mitigation of p-Cresol

Environmental Progress & Sustainable Energy, 34(1), 125–131.

By: S. Fitzgerald, P. Kolar, J. Classen, M. Boyette & L. Das

Source: NC State University Libraries

2014 | journal article

Ammonia fate and transport mechanisms in broiler litter

Water, Air, and Soil Pollution, 225(1).

By: W. Liang, J. Classen, S. Shah & R. Sharma-Shivappa

Source: NC State University Libraries

2014 | journal article

Bioaerosol concentrations and emissions from tunnel-ventilated high-rise layer houses in North Carolina

Transactions of the ASABE, 57(3), 915–925.

By: D. Hu, L. Wang-Li, O. Simmons, J. Classen, J. Osborne & G. Byfield

Source: NC State University Libraries

2014 | journal article

Drying temperature - duration impacts on moisture, carbon, and nitrogen losses from broiler litter

Agricultural Engineering International: CIGR Journal, 16(4), 16–23.

By: W. Liang, S. Shah, J. Classen & R. Sharma-Shivappa

Source: NC State University Libraries

2013 | journal article

Adsorbents from pine wood via K2CO3-assisted low temperature carbonization for adsorption of p-cresol

Industrial Crops and Products, 45, 215–222.

By: L. Das, P. Kolar, J. Classen & J. Osborne

Source: NC State University Libraries

2013 | journal article

Modeling ammonium adsorption on broiler litter and cake

Water, Air, and Soil Pollution, 224(2), 324–349.

By: W. Liang, S. Shah, J. Classen & R. Sharma-Shivappa

Source: NC State University Libraries

2013 | journal article

A centrifuge-based procedure for suspended solids measurements in lagoon sludge

Transactions of the ASABE, 56(2), 747–752.

By: J. Classen, W. Chandler, R. Huie & J. Osborne

Source: NC State University Libraries

2011 | journal article

Adsorption of ammonia on ozonated activated carbon

Transactions of the ASABE, 54(5), 1931–1940.

By: C. Love, P. Kolar, J. Classen & L. Das

Source: NC State University Libraries

2011 | journal article

Design and evaluation of a discreet sampler for waste treatment lagoons

Applied Engineering in Agriculture, 27(6), 1007–1014.

By: J. Classen, J. Rice, J. McNeill & O. Simmons

Source: NC State University Libraries

2011 | journal article

Evaluating the effects of organic carbon on biological filtration performance in a large scale recirculating aquaculture system

Aquacultural Engineering, 44(1), 10–18.

Source: NC State University Libraries

2010 | journal article

An evaluation of commercially available biological filters for recirculating aquaculture systems

Aquacultural Engineering, 42(1), 38–49.

Source: NC State University Libraries

2007 | journal article

The effects of vermicompost on field turnips and rainfall runoff

Compost Science & Utilization, 15(1), 34–39.

By: J. Classen, J. Rice & R. Sherman

Source: NC State University Libraries

2005 | journal article

Role of internal nutrient storage in duckweed growth for swine wastewater treatment

Transactions of the ASAE, 48(6), 2247–2258.

By: S. Chaiprapat, J. Cheng, J. Classen & S. Liehr

Source: NC State University Libraries

2003 | journal article

Modeling nitrogen transport in duckweed pond for secondary treatment of swine wastewater

Journal of Environmental Engineering (New York, N.Y.), 129(8), 731–739.

By: S. Chaiprapat, J. Cheng, J. Classen, J. Ducoste & S. Liehr

Sources: NC State University Libraries, ORCID

2002 | journal article

Nutrient recovery from swine lagoon water by Spirodela punctata

Bioresource Technology, 81(1), 81–85.

By: J. Cheng, B. Bergmann, J. Classen, A. Stomp & J. Howard

Sources: NC State University Libraries, ORCID

2002 | journal article

Nutrient removal from swine lagoon liquid by Lemna minor 8627

Transactions of the ASAE, 45(4), 1003–1010.

Sources: NC State University Libraries, ORCID

2002 | conference paper

Role of internal nutrient storage in duckweed for secondary swine wastewater treatment

In Paper, 2002 ASAE annual international meeting/CIGR XVth world congress : Hyatt Regency Chicago, Chicago, Illinois, USA, July 28 - July 31, 2002 (Vol. 2, p. 4130).

By: S. Chaiprapat, J. Cheng, J. Classen & S. Liehr

Source: NC State University Libraries

2001 | journal article

Aspergillus niger absorbs copper and zinc from swine wastewater

Bioresource Technology, 77(1), 41–49.

By: M. Price, J. Classen & G. Payne

Source: NC State University Libraries

2001 | conference paper

Duckweed harvesting and mat control

In ASAE 94th annual international meeting : 2001, an engineering odyssey : July 29-August 1, 2001, Sacramento, California (Vol. 1, p. 2277).

By: R. Smith, J. Cheng & J. Classen

Source: NC State University Libraries

2001 | conference paper

Modeling nitrogen transfer in duckweed covered pond for secondary treatment of swine wastewater

In Proceedings of the International Symposium Addressing Animal Production and Environmental Issues.

By: S. Chaiprapat, J. Cheng, J. Classen & S. Liehr

Source: NC State University Libraries

2000 | journal article

Design and analysis of a pilot scale biofiltration system for odorous air

Transactions of the ASAE, 43(1), 111–117.

By: J. Classen, J. Young, R. Bottcher & P. Westerman

Source: NC State University Libraries

2000 | journal article

In vitro selection of duckweed geographical isolates for potential use in swine lagoon effluent renovation

Bioresource Technology, 73(1), 13–20.

By: B. Bergmann, J. Cheng, J. Classen & A. Stomp

Sources: NC State University Libraries, ORCID

2000 | conference paper

Lemna gibba growth and nutrient uptake in response to different nutrient levels

In Animal, agricultural, and food processing wastes : proceedings of the Eighth International Symposium, October 9-11, 2000, Des Moines, Iowa.

By: J. Classen, J. Cheng, B. Bergmann & A. Stomp

Source: NC State University Libraries

2000 | journal article

Mechanisms of dinitrogen gas formation in anaerobic lagoons

Advances in Environmental Research, 4(2), 133–139.

By: M. Jones, S. Liehr, J. Classen & W. Robarge

Source: NC State University Libraries

2000 | journal article

Nutrient removal from swine lagoon effluent by duckweed

Transactions of the ASAE, 43(2), 263–269.

By: J. Cheng, A. Stomp, J. Classen, J. Barker & B. Bergmann

Sources: NC State University Libraries, ORCID

2000 | conference paper

Nutrient removal from swine wastewater by duckweed - Spirodela punctata

In Industrial wastewater and envrironmental contaminants : proceedings of the 1st World Water Congress of the International Water Association, held in Paris, France, 3-7 July 2000 (Vol. 1).

By: J. Cheng, B. Bergmann, J. Classen, A. Stomp & J. Howard

Source: NC State University Libraries

2000 | journal article

A logistic model of subsurface fungal growth with application to bioremediation

Journal of Environmental Science and Health. Part A, Toxic/Hazardous Substances & Environmental Engineering, 35(4), 465–488.

By: J. Classen, C. Engler, C. Kenerley & A. Whittaker

Source: NC State University Libraries

1999 | journal article

Effects of aeration cycles and hydraulic retention time on the sequencing batch treatment of flushed swine manure

Advances in Environmental Research, 3(1), U5–73.

By: J. Bicudo, J. Classen, C. Goldsmith & T. Smith

Source: NC State University Libraries

1996 | journal article

Fractal analysis of subsurface growth of a genetically modified strain of Gliocladium virens and its parental strain

Transactions of the ASAE, 39(6), 2271.

By: J. Classen, W. Liu, C. Kenerley & A. Whittaker

Source: NC State University Libraries