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Microbial biomass and soil chemical properties under different land use systems in northeastern Pará

Elessandra Laura Nogueira Lopes, Antonio Rodrigues Fernandes, Maria de Lourdes Pinheiro Ruivo, José Henrique Cattanio, Gladys Ferreira de Souza

01/Aug/2011

The increase in agricultural production in the Brazilian Amazon region is mostly a result of the agricultural frontier expansion, into areas previously influenced by humans or of native vegetation. At the same time, burning is still used to clear areas in small-scale agricultural systems, leading to a loss of the soil productive capacity shortly after, forcing the opening of new areas. This study had the objective of evaluating the effect of soil preparation methods that involve plant residue shredding, left […]