00641nam a22002177a 4500003000500000005001700005008004100022010001000063011001000073035001000083040000900093082001500102100002400117245007900141260004200220300003100262490004500293650002800338650001200366830004500378CHAP20220329135120.0971013s1979            r     00010     d  a31168  a32140  a36253  cCHAP  a633.2bC6700aCoupland, Robert T.  aGrassland ecosystems of the worldb: analysis of grasslands and their uses  aLondon :bCambridge University,c1979  a401 p.b: ilus. ; gráfs.  aInternational Biological Programmev; 1814aPastizalesxEcología.14aPastos.  aInternational Biological Programmev; 18