00925nam a2200217 a 450000100080000000500110000800800410001910000190006024500550007926000320013430000100016652004240017665000120060065000150061265000110062765000090063865300150064765300150066265300200067765300100069713205132013-10-04       1976    bl uuuu      00u1 u    #d1 aSANCHEZ, P. A.  aProperties and manajement of soils in the tropics.  aNew York : John Wileyc1976  a618p.  aThe tropical environment. Soils of the tropics. Soil physical properties. Clay mineralogy and ion exchange process. Soil organic matter. Nitrogen: Soil acidity and liming. Phosphorus, silicon, and sulfur. Soil fertility evaluation. soil management in shifting cultivation areas. Soil Management in rice cultivationh systems. Soil management in multiple cropping systems. Soil management for tropical pasture production.  atropics  aNutrição  aPlanta  aSolo  aManajement  aProperties  aRegiao tropical  aSoils