000 00348nam a2200133Ia 4500
008 130225s9999 xx 000 0 und d
100 _aDeBaca, R.C.
245 _aFactors associated with the onset of estrus in ewes
260 _aCorvallis
_c1954
300 _a29 p.
440 _aNo. 29; Oregon Agricultural E
901 _a41646
942 _cB
_2udc
999 _c7859
_d7859