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Growth patterns of reed (Phragmites australis): the development of reed stands in carp ponds
Authors:David Ritterbusch
Institution:1. Institute of Inland Fisheries, Im K?nigswald 2, 14469, Potsdam, Germany
Abstract:Reed stands exhibit apparent differences of stem diameter, shoot length, density, and invasiveness. In carp ponds, five characteristic growth patterns can be distinguished. These growth patterns are ontogenetic states of a time-dependent stand development. Invasive reeds with short shoots are found in newly occupied habitats. With continuing establishment of the stand, the shoots in the inner regions become taller and fewer, a growth pattern described as central reed. Later, only a few shoots with thick stems remain. Two alternative pathways of stand development exist: steep shore reed and reed tussocks. By mowing, the directional development of reed stands can be turned into a circulation of growth patterns. The growth patterns have implications for the selection of reed stand areas for conservation purposes.
Keywords:Carp pond            Phragmites australis            Reed  Sustainable management
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