000			00349nam a2200133Ia 4500
008			140208s9999 xx 000 0 und d
044			_aU.S.A.
080			_a595.7 B388I
100			_aBeck, Stanley D.
245			_aInsect Photoperiodism _cStanley D. Beck
260			_bAcademic Press _aNew York _c1968
300			_av, 287 p.; 24cm.
942			_2udc _cGB
999			_c3113 _d3113