Vol. 16 No. 1 (2023)

Articles

• Green synthesis of zinc oxide from aqueous fruit extract of Dovyalis abyssinica (Koshem) and application for water purification

  Mekuriaw Assefa Kebede, Tessera Alemneh Wubieneh, Yonas Beyene Yohannes, Kinjal J. Shah

  1-12

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• Challenges of supplying raw material to the locally established leather and leather products manufacturing industry

  Tenaw Tegbar Tsega, Klaus-Dieter Thoben, D.K. Nageswara Rao, Bereket Haile

  13-28

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• Bioaccumulation of trace elements in paddy soil, paddy plants and rice grains from irrigation schemes, Morogoro-Tanzania

  Leopord Sibomana Leonard, Elionara Gebrath Riwa

  29-49

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• Process optimization of Cr(VI) removal from aqueous solution using activated orange peel for treatment of tannery wastewater

  Tilahun Dagnew, Zenamarkos Bantie

  51-75

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• Biosynthesis of silver nanoparticles using Endod (Phytolacca dodecandra) leaf extract and evaluation of their antibacterial activity

  Zelalem Getu, Muluken Aklilu

  77-97

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