00567nam a2200193 a 450000100080000000500110000800800410001910000200006024500910008026000390017130000090021050000270021952000550024665000130030165000130031465000170032765000140034465300150035813215132014-01-15       1977    bl uuuu  m   00u1 u    #d1 aVALLE, C. B. do  aA study of variation in botanical composition of newly-established perennial pastures.  aAmes : Iowa State Universityc1977  a83p.  aTese Mestrado - CNPGC.  aPastagem; Composicao botanica; Variacao; Botanica.  aEspécie  aPastagem  aVeterinária  aZootecnia  aForrageira