Life cycle and secondary production of two species of Campsurus (Ephemeroptera, Polymitarcyidae) in reservoirs of southeastern Brazil (vol 52, pg 1, 2016)

STUDIES ON NEOTROPICAL FAUNA AND ENVIRONMENT(2017)

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摘要
The aim of this paper was to study the life cycle, the annual secondary production, and the spatial and temporal variation of the species Campsurus truncatus and C. violaceus in two reservoirs in Minas Gerais, Brazil. Campsurus truncatus was recorded in 11 months and had a multivoltine lifecycle with a secondary production of 4.61 g.m(-2).year(-1). Campsurus violaceus was collected in eight months and had a bivoltine lifecycle with a secondary productivity of 1.96 g.m(-2).year(-1). RESUMOEste trabalho teve por objetivo estudar o ciclo de vida, a produtividade secundaria anual e a variacAo espaco-temporal das especies Campsurus truncatus e Campsurus violaceus em duas represas de Minas Gerais. C. truncatus foi registrado em 11 meses e averiguado ciclo de vida multivoltino com produtividade secundaria de 4.61 g.m(-2).ano(-1). Ja C. violaceus foi registrado em oito meses e observou-se ciclo de vida bivoltino com produtividade secundaria de 1.96 g. m(-2).ano(-1).
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关键词
Aquatic insects,spatial and temporal variation,voltinism,mayfly
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