00514nam a2200205 a 450000100080000000500110000800800410001910000230006024500670008326000280015030000250017865000110020365000120021465000120022665000150023865300110025365300110026465300230027565300100029817508351993-12-08       1993    bl uuuu     u0uu1 u    #d1 aSILVA, J. B. C. da  aSemeadeira de precisao a vacuo. BR n.MU 7301868. 29 set. 1995.  aBrasilia, EMBRAPAc1993  apaginacao irregular.  aBrazil  aCerrado  aPatente  aSemeadeira  aBrasil  aPatent  aPlanting equipment  aSower