James C. Barker

Barker, J. C., & Overcash, M. R. (2007). [Review of Swine waste characterization: A review]. Transactions of the ASABE, 50(2), 651–657.

Cheng J., P., J., Z., K. D., B., J. C., R., K. F., & Saele, L. M. (2000). Evaluation of alternative swine waste treatment systems in comparison with traditional lagoon system. Animal, agricultural and food processing wastes : proceedings of the eighth international symposium : October 9-11, 2000 : Des Moines, Iowa, 679. St. Joseph, Mich. : American Society of Agricultural Engineers.

Cheng, J., Stomp, A.-M., Classen, J. J., Barker, J. C., & Bergmann, B. (2000). Nutrient removal from swine lagoon effluent by duckweed. Transactions of the ASAE, 43(2), 263–269. https://doi.org/10.13031/2013.2701

Williams, C. M., Barker, J. C., & Sims, J. T. (1999). Management and utilization of poultry wastes. Reviews of Environmental Contamination and Toxicology, 162(1999), 105–157. https://doi.org/10.1007/978-1-4612-1528-8_3