Krell, Sheryl L2011-11-012011-11-011983http://hdl.handle.net/2097/12961Typescript (photocopy).Digitized by Kansas Correctional IndustriesGardening--Study and teachingPeople with mental disabilities--EducationAcquisition of horticultural work skills by mentally retarded adults using social reinforcementThesisThis volume was digitized and made accessible online due to deterioration of the original print copy. If you are the author of this work and would like to have online access removed, please contact the Library Administration Office, 785-532-7400, library@k-state.edu.