Efeito do cultivo de soja sobre a saúde ambiental de microbacias hidrográficas na área de influência da BR-163, Pará
Date
2013-04-02Author
http://lattes.cnpq.br/5800144659250373
https://orcid.org/0000-0002-5015-0678
AGUIAR, Christiane Patrícia Oliveira de
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The environment is suffering the consequences of population growth that seeks to expand agriculture and livestock, food security worldwide. These activities have been the stage for discussions about the possible impacts that may lead to natural resources, especially water. The purpose of this study was to test the possible effect of different land uses in areas of traditional agriculture and mechanized, the area of influence of the BR-163, in the municipalities of Santarém and Belterra (PA), and list the possible impacts to resources existing water. For this, 27 watersheds were surveyed during the rainy season and the dry season, analyzing physical, chemical and biological. The results were compared to legislation CONAMA No. 357/05 and used to calculate the Water Quality Index (WQI) and Trophic State (TSI), which allowed the qualitative classification of water bodies.
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