development of a Biotic Pollution Index for the River Nile in Egypt von Fishar, M. Reda, Williams, W. Peter

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Vertical distribution of zooplankton in Lake Nasser von Khalifa, Nehad, El-Damhogy, Khaled A., Reda Fishar, M., Nasef, Amr M., Hegab, Mahmoud H.

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A feasibility study to monitor the macroinvertebrate diversity of the River Nile using three sampling methods von FISHAR, M. Reda, WILLIAMS, W. Peter

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