TY - GEN T1 - Photoperiodismthe biological calendar / DA - 2009. CY - Oxford ; CY - New York : AU - Nelson, Randy Joe. AU - Denlinger, David L. AU - Somers, David E., CN - QP82 PB - Oxford University Press, PP - Oxford ; PP - New York : PY - 2009. ID - 734759 KW - Photoperiodism. SN - 9780199714636 TI - Photoperiodismthe biological calendar / LK - https://univsouthin.idm.oclc.org/login?url=http://site.ebrary.com/lib/usiricelib/Doc?id=10457036 UR - https://univsouthin.idm.oclc.org/login?url=http://site.ebrary.com/lib/usiricelib/Doc?id=10457036 ER -