000 00335 a2200121 4500
080 _a589.3
_bP 957 P
245 1 _aPure cultures of algae
_bTheir preparation and maintenance
_cby E.G. Pringsheim
260 _aNew York
_bHafner Publishing Co.
_c1967
650 _aAlgae
100 1 _aPringsheim, E.G.
300 _a119 p.
901 _a108148
999 _c36111
_d36111