00496nam a2200193 a 450000100080000000500110000800800410001910000230006024500670008326000330015030000250018365000110020865000120021965000120023165000150024365300110025865300230026965300100029217508352025-01-23       1993    bl uuuu     u0uu1 u    #d1 aSILVA, J. B. C. D.  aSemeadeira de precisao a vacuo. BR n.MU 7301868. 29 set. 1995.  aBrasília, DF: EMBRAPAc1993  apaginacao irregular.  aBrazil  aCerrado  aPatente  aSemeadeira  aPatent  aPlanting equipment  aSower