00423nam a2200169 a 450000100080000000500110000800800410001910000620006024500440012226000260016630000090019265300130020165300100021465300100022465300090023465300100024311104382000-09-19               bl uuuu     u0uu1 u    #d1 aCOMPANHIA BRASILEIRA DE POTASSA E ADUBOS (Sao Paulo, SP).  aA adubacao racional do trigo no Brasil.  aSao Paulo, [19--].c0  a40p.  aADUBACAO  aADUBO  aCLIMA  aSOLO  aTRIGO