标题：A EFICÁCIA DA E.T.E. DE CORUMBATAÍ AVALIADA PELA TÉCNICA DO AZUL DE METILENO (The effectiveness of the E.T.E. of Corumbataí evaluated by the methylene blue test)
出版社：Editora da Universidade Federal de Roraima (EdUFRR)
摘要：This presents article is a technic alternative for assessment of the water quality of rivers and streams whose main characteristic the low financial value employed and accuracy results. It also makes use of this technic to verify the self-purifying capacity of the Corumbataí river, at the São Paulo's countryside, cheking the efficient treatment station of sewerage site.
关键词：water quality; water analysis technique; self-purification; environment; ;Methylene Blue.
