Zifei Liu Wang-Li, L., Cao, Z., Li, Q., Liu, Z., & Beasley, D. B. (2013). Concentration and particle size distribution of particulate matter inside tunnel-ventilated high-rise layer operation houses. ATMOSPHERIC ENVIRONMENT, 66, 8–16. https://doi.org/10.1016/j.atmosenv.2012.03.064 Wang, L., Oviedo-Rondon, E. O., Small, J., Liu, Z., Sheldon, B. W., Havenstein, G. B., & Williams, C. M. (2010). Farm-Scale Evaluation of Ozonation for Mitigating Ammonia Concentrations in Broiler Houses. JOURNAL OF THE AIR & WASTE MANAGEMENT ASSOCIATION, 60(7), 789–796. https://doi.org/10.3155/1047-3289.60.7.789 Li, Q., Wang, L., Liu, Z., & Kamens, R. M. (2009). Could ozonation technology really work for mitigating air emissions from animal feeding operations? Journal of the Air and Waste Management Association, 59(10), 1239–1246. https://doi.org/10.3155/1047-3289.59.10.1239 Liu, Z., Wang, L., Beasley, D. B., & Shah, S. (2009). Modeling ammonia emissions from broiler litter at laboratory scale. Transactions of the ASABE, 52(5), 1683–1694. https://doi.org/10.13031/2013.29131 Liu, Z., Wang, L., & Beasley, D. B. (2008). Comparison of three techniques for determining ammonia emission fluxes from broiler litter. Transactions of the ASABE, 51(5), 1783–1790. https://doi.org/10.13031/2013.25304 Liu, Z., Wang, L., Beasley, D., & Oviedo, E. (2007). Effect of moisture content on ammonia emissions from broiler litter: A laboratory study. JOURNAL OF ATMOSPHERIC CHEMISTRY, 58(1), 41–53. https://doi.org/10.1007/s10874-007-9076-8