Layton, Nyle Duane.2015-12-312015-12-311984http://hdl.handle.net/2097/27293Call number: LD2668 .T4 1984 L39Plants--Migration--Case studies.Aquifers--Arizona--Willcox.Desertification--Arizona--Case studies.Willcox (Ariz.)Plant redistribution and desertification due to subsidence fissures in the Willcox area, ArizonaTextMasters theses