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Article
First record of living Manta alfredi × Manta birostris hybrid
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Article
Effect of dietary zinc supplementation and phytase pre-treatment of soybean meal or corn gluten meal on growth, zinc status and zinc-related metabolism in rainbow trout, Oncorhynchus mykiss
Rainbow trout, Oncorhynchus mykiss, were fed diets containing untreated or phytase-treated soybean meal and corn gluten meal with or without 50 mg supplemental zinc kg−1 to determine if dietary phytate caused ...
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Chapter
Primary production in the Amazonian aquatic ecosystem
The incomparable beauty of the energy/biomass exchange has its finest expression in the lakes of the Central Amazon. Blackwater, whitewater and clearwater rivers and streams flood the myriad ria and várzea lakes ...
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Chapter
Microbiology of Amazonian waters
The relation between river and lake in the Central Amazon is one that reflects evolutionary adaptation to the environment. Down through the millenia, a grand design has evolved. This design, or structure, has ...