Irick, Daniel L, Li, Yuncong C, Inglett, Patrick W et al. (2013). pub71501
. Soil Science Society of America Journal, 1048-1056. 10.2136/sssaj2012.0374
Irick, Daniel L, Li, Yuncong C, Inglett, Patrick W et al. (2013). pub71501
. Soil Science Society of America Journal, 1048-1056. 10.2136/sssaj2012.0374