Articles

• Air pollution tolerance indices of plants growing around Umuebulu Gas Flare Station in Rivers State, Nigeria

  FBG Tanee, E Albert

  1-8

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• The genotoxic effect of lead and zinc on bambara groundnut (Vigna subterranean)

  EO Oladele, PGC Odeigah, IA Taiwo

  9-13

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• Evaluation of portable water in five provinces of Zambia using a water pollution index

  K Nachiyunde, H Ikeda, K Tanaka, D Kozaki

  14-29

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• Changes in woody species composition following establishing exclosures on grazing lands in the lowlands of Northern Ethiopia

  W Mekuria, M Yami

  30-40

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• Isolation of diatom Navicula cryptocephala and characterization of oil extracted for biodiesel production

  KR Sanjay, PMN Nagendra, S Anupama, BR Yashaswi, B Deepak

  41-48

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• Population status, feeding ecology and activity pattern of helmeted guinea fowl (Numidia meleagris) in Abijata-Shalla Lakes National Park

  T Kumssa, A Bekele

  49-55

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