00541naa a2200205 a 450000100080000000500110000800800410001910000190006024500810007926000090016065000090016965000150017865000090019365300150020270000150021770000180023270000180025070000170026877300500028518015672017-04-20       1987    bl ---       0--  u    #d1 aTREMOLS, A. J.  aLas reservas de nutrientes en los suelos de la provincia de Sancti Spiritus.  c1987  asoil  aAdubação  aSolo  aFertilizer1 aGRANDA, G.1 aFERNANDEZ, A.1 aHERNANDEZ, O.1 aSARABAZA, D.  tAgrotecnia de Cubagv.19, n.2, p.63-74, 1987.