00821nam a2200121 a 450000100080000000500110000800800410001910000170006024501500007726000370022730000090026452004260027314235532002-03-14       1976    bl uuuu  m   00u1 u    #d1 aPALMIERI, F.  aProductivity ratings and estimated yields for corn. soybens, dryland rice and edible beans for several soils of the state of minas gerais, brazil  a[s.l.] Purdue - Universityc1976  a140p  aA study was carried out on 341 out of a total of 1300 FAO-ANDA-ABCAR experimental sites in the state of Minas Gerais, Brazil. The main objective of this study were to bring together crop yield information and an economic interpretation of the ability of soil classes to produce net income after application of fertilizer. The soil classes studies were those mapped in the ongoing soil survey of the state of Minas Gerais.