000 00372nam a2200157Ia 4500
008 140317s9999 xx 000 0 und d
082 _a575.21
100 _aDavidson,E.H.
245 _aGene activity in early development.
260 _aNew York
_bAcademic Press
_c1976
300 _a452
653 _aBotany
653 _aGenetics
653 _aPlant
942 _2ddc
_cBK
999 _c7849
_d7849