000 | 00361 am a2200121 a 4500 | ||
---|---|---|---|
100 | 1 | _aHart, G.H., Guilbert, H.R. | |
245 | 1 | _aFactors influencing percentage calf crop in range herds | |
260 |
_aBerkeley _c1928 |
||
300 | _a1-43 p. | ||
942 |
_2udc _cB |
||
440 | _aCrop, Calf California Agricultural Experiment Station. Bulletin No. 458 | ||
901 | _aS18101 | ||
999 |
_c111838 _d111838 |