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
Added: July 15, 2019

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
Added: May 6, 2019

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
Added: August 6, 2018

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
Added: August 6, 2018

2017 journal article

Catalytic valorization of lignin using niobium oxide

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

Source: NC State University Libraries
Added: August 6, 2018

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
Added: August 6, 2018

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
Added: August 6, 2018

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
Added: August 6, 2018

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
Added: August 6, 2018

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
Added: August 6, 2018

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
Added: August 6, 2018

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
Added: August 6, 2018

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
Added: August 6, 2018

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
Added: August 6, 2018

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
Added: August 6, 2018

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
Added: August 6, 2018

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
Added: August 6, 2018

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
Added: August 6, 2018

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
Added: August 6, 2018

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
Added: August 6, 2018

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
Added: August 6, 2018

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

Source: NC State University Libraries
Added: August 6, 2018

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

Source: NC State University Libraries
Added: August 6, 2018

2002 journal article

Nutrient removal from swine lagoon liquid by Lemna minor 8627

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

Source: NC State University Libraries
Added: August 6, 2018

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
Added: August 6, 2018

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
Added: August 6, 2018

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
Added: August 6, 2018

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
Added: August 6, 2018

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
Added: August 6, 2018

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
Added: August 6, 2018

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

Source: NC State University Libraries
Added: August 6, 2018

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
Added: August 6, 2018

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
Added: August 6, 2018

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

Source: NC State University Libraries
Added: August 6, 2018

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
Added: August 6, 2018

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
Added: August 6, 2018

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
Added: August 6, 2018