000 00323nam a2200133Ia 4500
008 130225s9999 xx 000 0 und d
100 _aDouggherty, J.E.
245 _aArtificial incubation
260 _aBerkeley
_c1922
300 _a1-10 p.
440 _aCalifornia Agricultural Exper
901 _a18520
942 _cB
_2udc
999 _c2283
_d2283