1Allsteadt J.,Lang J.W.. Incubation temperature affects body size and energy reserves of hatchling American alligators (Alligator mississip- piensis). Physiol. Zool, 1995,68: 76 - 97.
2Leos.Demski. Electrical Stimulation of the Shark Brain.DEMSKI Amer. Zool. 1977,(17):487-500.
3曹宗巽,吴相钰.植物生理学.北京:高等教育出版社,1991,400-402.
4JOHNSON L.A.,FLDOK J.P.,HAWK H.W..Sex preselection in rabbits:live birth from X and Y Sperm separated by DNA and cell sorting. Biol Reprod, 1989,41 : 199-203.