00647nam a22002177a 4500003000500000005001700005008004100022010001000063011001000073035001000083040000900093100002100102245011500123260004100238300001900279490004500298650001100343650001300354650001700367830004500384CHAP20220329140533.0971013s1973            r     00010     d  a53535  a54507  a58658  cCHAP00aWesselius, J. C.  aInfluences of external factors on the energy conservation and productivility of Scenedesmus sp en mass culture  aWageningen :bVeenman & Zonen,c1973  a97 p.b: ilus.  aMededelingen landobouwhogeschoolv; 73-614aAlgas.14aBiomasa.14aScenedesmus.0 aMededelingen landobouwhogeschoolv; 73-6