1. Current trends in the research on soil changes due to deforestation, burning and cultivation in the Brazilian tropics.;Toxicol Environ Chem,1989
2. Etude des sols de parcelles dhevea en Basse Cote dIvoire.;Rev Gener Caout Plast,1987
3. Carbon content in a yellow Latosol of central Amazon rain forest.;Acta Geolog,1987
4. Phosphatase activity in soil under mycorrhizal and non-mycorrhizal cover crops.;Pesq Agropec Bras,2004
5. Soil fertility management for sustainable cropping on an Oxisol of the Central Amazon.;R Bras Ci Solo,1997