000 00379nam a2200145Ia 4500
008 130223s9999 xx 000 0 und d
100 _aOwen, F.G., Hoglund, C.R.
245 _aGuide for optimizing levels of feeding dairy cows
260 _aNebraska
260 _c1970
300 _a13 p.
440 _aNo. 511; Nebraska Agricultural
901 _pS18292
942 _cB
_2udc
999 _c124269
_d124269