00404nam a2200157Ia 4500008004100000020001500041082001800056100001400074245002700088260004500115300000800160650001800168650001800186653002300204653001900227170901s1982    xx            000 0 und d  a0521233070  a574.192bB78B  aBrady, J. 0aBiological Timekeeping  aLondonbCambridge University Pressc1982  a197  aLife sciences  aPure Sciences  aBiological rhythms  aPhotoperiodism