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S. Wium-Andersen, U. Anthoni, C. Christophersen, G. Houen, Allelopathic Effects on Phytoplankton by Substances Isolated from Aquatic Macrophytes (Charales), Oikos, Vol. 39, No. 2 (Aug., 1982), pp. 187-190
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Wium‐Andersen et al. (1982) studied this question.
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