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Please read BHL's Acknowledgment of Harmful Content
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  1. By: Esteves, Bruno dos Santos - Suzuki, Marina Satika
    Type: Article
    In: Acta Limnologica Brasiliensia
    Date: 2010-06-01
    Subjects: aquatic macrophytes  Ceratophyllum demersum  Egeria densa  elemental composition  Najas marina