摘要: HITHERTO most work on the photoperiodic behaviour of mammals has been related to their reproductive cycles1,2. Hammond, jun.3, working with mink, was able demonstrate an effect onset moulting (correlated new and more rapid growth hair), when animals were responding stimulation by coming into œstrus.
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N. T. M. Yeates, The breeding season of the sheep with particular reference to its modification by artificial means using light The Journal of Agricultural Science. ,vol. 39, pp. 1- 43 ,(1949) , 10.1017/S0021859600004299
JOHN HAMMOND, Control by Light of Reproduction in Ferrets and Mink Nature. ,vol. 167, pp. 150- 151 ,(1951) , 10.1038/167150A0
D. S. Hart, Photoperiodicity in Suffolk sheep The Journal of Agricultural Science. ,vol. 40, pp. 143- 149 ,(1950) , 10.1017/S0021859600045597