, Graduate Program in Agroecology, Maranhão State University (UEMA), Cidade Universitária PauloVI S/N, Tirirical, São Luis-MA 65055-970, Brasil. Email: guilirous@yahoo.ca, rogeriobarrolandia@yahoo.com.br, Brazil

• ACTA ZOOLÓGICA MEXICANA (N.S.) Vol. 26 (2010): Número especial 2
  Artículos originales
  Earthworms, ants and other arthropods as soil health indicators in traditional and no-fire agro-ecosystems from Eastern Brazilian Amazonia
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