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To assess the significance of nutrient interactions on animal performance, life-history experiments were conducted with the freshwater herbivore Daphnia magna in a system with two limiting nutrients ...
The function of hemoglobin (Hb), which is a key protein of many species, was analyzed in Daphnia from the field. Temperature and oxygen content; abundance and composition of phytoplankton; and abunda...
or species that do not over-winter, an essential part of the life cycle is the production of diapausing eggs. We use sequential sediment traps in southern Lake Michigan (1997–2000) to capture settlin...
Daphnia ambigua, one of the most broadly distributed members of its genus, occurs in Europe as well as in North and South America. This investigation examines diversity in two mitochondrial genes, CO...

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