Enhancement of subsoil denitrification using an electrode as an electron donor

Dorich, 1983, Direct colorimetric measurement of ammonium in potassium chloride extracts of soils1, Soil Science Society of America Journal, 47, 833, 10.2136/sssaj1983.03615995004700040042x Gregory, 2004, Graphite electrodes as electron donors for anaerobic respiration, Environmental Microbiology, 6, 596, 10.1111/j.1462-2920.2004.00593.x Guggenberger, 2003, Dissolved organic matter in soil: challenging the paradigm of sorptive preservation, Geoderma, 113, 293, 10.1016/S0016-7061(02)00366-X Hübner, 2012, Optimized removal of dissolved organic carbon and trace organic contaminants during combined ozonation and artificial groundwater recharge, Water Research, 46, 6059, 10.1016/j.watres.2012.09.001 Jones, 2006, Experimental evaluation of methods to quantify dissolved organic nitrogen (DON) and dissolved organic carbon (DOC) in soil, Soil Biology and Biochemistry, 38, 991, 10.1016/j.soilbio.2005.08.012 McCarty, 1992, Availability of organic carbon for denitrification of nitrate in subsoils, Biology and Fertility of Soils, 14, 219, 10.1007/BF00346064 Molstad, 2007, Robotized incubation system for monitoring gases (O2, NO, N2O and N2) in denitrifying cultures, Journal of Microbiological Methods, 71, 202, 10.1016/j.mimet.2007.08.011 Nevin, 2010, Microbial electrosynthesis: feeding microbes electricity to convert carbon dioxide and water to multicarbon extracellular organic compounds, MBio, 1, e00103, 10.1128/mBio.00103-10 Norman, 1985, Determination of nitrate in soil extracts by dual-wavelength ultraviolet spectrophotometry, Soil Science Society of America Journal, 49, 1182, 10.2136/sssaj1985.03615995004900050022x Peterson, 2013, Denitrification in vadose zone material amended with dissolved organic matter from topsoil and subsoil, Soil Biology and Biochemistry, 61, 96, 10.1016/j.soilbio.2013.02.010 Qin, 2017, Irrigation of DOC-rich liquid promotes potential denitrification rate and decreases N2O/(N2O+N2) product ratio in a 0–2 m soil profile, Soil Biology and Biochemistry, 106, 1, 10.1016/j.soilbio.2016.12.001 Su, 2012, Dissimilatory nitrate reduction by Pseudomonas alcaliphila with an electrode as the sole electron donor, Biotechnology and Bioengineering, 109, 2904, 10.1002/bit.24554 Yu, 2015, Direct uptake of electrode electrons for autotrophic denitrification by Thiobacillus denitrificans, Electrochemistry Communications, 60, 126, 10.1016/j.elecom.2015.08.025 Zhang, 2014, Enhancement of bacterial denitrification for nitrate removal in groundwater with electrical stimulation from microbial fuel cells, Journal of Power Sources, 268, 423, 10.1016/j.jpowsour.2014.06.076 Zhang, 2014, Effects of cathode potentials and nitrate concentrations on dissimilatory nitrate reductions by Pseudomonas alcaliphila in bioelectrochemical systems, Journal of Environmental Sciences, 26, 885, 10.1016/S1001-0742(13)60460-X Zhou, 2016, Significant accumulation of nitrate in Chinese semi-humid croplands, Scientific Reports, 6, 25088, 10.1038/srep25088