22 research outputs found
Seasonal variation of limnological features and trophic state index of two oligotrophic reservoirs of southeast Brazil
Full text linkDe la fermentation aux enzymes spécifiques : principes d’une méthode de détection rapide d’<i>E. coli</i>et autres coliformes
Full text linkObservations on the use of a medium detecting β-glucuronidase activity and lactose fermentation for the simultaneous detection of Escherichia coli and coliforms
No full textEvaluation of acid phosphatase as a confirmation test for Clostridium perfringens isolated from water
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Why are there few algae on snail shells? The effects of grazing, nutrients and shell chemistry on the algae on shells of Helisoma trivolvis
No full textMembrane filtration method for bacteriological testing of water: enhanced colony visualization and stability on purification of phenol red indicator
No full textBenthic organic carbon influences denitrification in streams with high nitrate concentration
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