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199 bis 202 dieses Buches)
Genau hier entsteht die Motivation dieser Arbeit
Zugang zu neuen Märkten zu erlangen oder ihr Forschungsrisiko zu verringern
Die Konfrontation mit dem Tod und die Auswirkung dessen werden danach analysiert
Aquatic Birds in the Trophic Web of Lakes formatIsbn:Hardcover - 9780792327516 199 bis 202 dieses Buches)Birds are an integral part of most freshwater ecosystems (lakes, rivers, wetlands) but their role in the trophic dynamics of these water bodies has often been overlooked. As a conspicuous part of the biota of water bodies, aquatic birds are indicators of their trophic state both in terms of species composition (quality) as well as occupancy and breeding (quantity). Birds may also influence the trophic state of a water body by importing nutrients (. e.
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