TY  - BOOK
ED  - Centro de Pesquisa Agropecuaria do Tropico Umido, Belem, PA (Brasil)
ED  - Deutsche Gesellschaft fur Technische Zusammenarbeit (GTZ)
TI  - Studies on the utilization and conservation of soil in the eastern amazon region
PY  - 1991///.
CY  - Eschborn (Germany): 
KW  - Conservacao do Solo
KW  - Amazonia
KW  - Uso da Terra
KW  - Manejo do Solo
KW  - Materia Organica
ER  -