Dynamics of snail populations of Biomphalaria glabrata and B. straminea under semi-natural conditions Dinâmica das populações dos caramujos Biomphalaria glabrata e B. straminea em condições semi-naturais

• Main Authors: Frederico S. Barbosa (Author), Odécio Sanches (Author), Constança S. Barbosa (Author), Francisco Arruda (Author)
• Format: Book
• Published: Escola Nacional de Saúde Pública, Fundação Oswaldo Cruz, 1992-06-01T00:00:00Z.
• Subjects: article
• Online Access: Connect to this object online.

Growth curves and mortality rates for populations of Biomphalaria glabrata and B. straminea bred under semi-natural conditions are reponed. Snail populations of the above species were maintained for 220 weeks in indoor cement channels. Data were recorded at 20 week intervals. Crude densities are sig...