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Multiple elements in Typha angustifolia rhizosphere and plants: Wetland versus dryland
Authors:La Toya T Kissoon  Donna L JacobMarinus L Otte
Institution:Wet Ecosystem Research Group, Department of Biological Sciences, North Dakota State University, NDSU Department 2715, P.O. Box 6050 Fargo, ND 58108-6050, United States
Abstract:In a recent study, researchers found that multiple elements accumulated near the roots of Rumex crispus more under wetland conditions and element uptake was significantly greater in the plants grown under wetland compared to dryland conditions. The study reported here also found that elements accumulated in the root zone (up to 3 mm beyond the rhizoplane) of Typha angustifolia grown under wetland conditions. In comparison to the bulk zone, Be, Cu, Fe, Li, Sr and Zn accumulated more in the root zone of the flooded treatment whereas Ni and Sr accumulated more in the root zone of the non-flooded treatment. On average, T. angustifolia produced 4 times more biomass and element uptake was 2-27 times greater under wetland compared to dryland conditions.
Keywords:Element accumulation  Element uptake  Rhizosphere  Wetland plants
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