00408nam a2200145Ia 4500008004100000082001300041100002000054245001800074250001200092260003300104300001500137490005600152600003500208650001900243140224s9999    xx            000 0 und d  a581.5 G8  aWeaver, John E.  aPlant ecology  a2nd Ed.  aNew YorkbMc Graw-Hillc1938  axxii,601p.  aMc Graw-Hill Publications in the Botanical Sciences  aClements, Frederic E., Jt.auth  aBotany,Ecology