00636nam a2200145 a 450000100080000000500110000800800410001910000190006024500590007926000660013830000100020452002480021465000090046265300190047113205112013-10-04       1977    bl uuuu      00u1 u    #d1 aSANCHEZ, P. A.  aA review of soils research in tropical Latina America.  a[S.l.] : North Carolina Agricultural Experiment Stationc1977  a197p.  aSoil, genesis, Morphology and classification. Soil physical properties. Soil managemment unhder shifting cultivation. Soil nitrogen in the tropics. Nitrogen fertilization. Soil Acidity and liming. Phosphorus. Potassium. Sulfur. Micronutrients.  aSolo  aAmerica Latina