00386nam a2200133Ia 4500008004100000082002800041100001600069245005200085260002400137300000800161490003300169600001600202650003400218140224s9999    xx            000 0 und d  aPH 582.26:581.524.15 L9  aSaxena, P.N  aControl noxious algae in garden tanks and ponds  aLucknowbNBRIc1979  a9p.  aNBRI Extension Bulletin:No.5  a P.N.Saxena  aPhycology,Algae,Noxious algae