Berhanu Abraha Tsegay


  1. Certificate on Leadership and Management Capacity Development - Center for International Cooperation (Amsterdam) and Ministry of Education FDRE, April 10 – 15, 2011.
  2. Higher Diploma in Teaching - Bahir Dar University (Ethiopia), Sept. 2004 – June 2005.
  3. Ph.D. degree in Biology (see topic of dissertation on page 6) - University of Tromso (Norway), 1998 - 2002.
  4. Certificate in Radiation Safety - University of Tromso (Norway), 2002.
  5. Certificate on Field Research of Tropical Forests - Earth Watch Europe, European Union Awards, 1995.
  6. M.Sc. degree in Biology (see topic of thesis on page 6) - Addis Ababa University (Ethiopia), 1988-1990.
  7. B.Sc. degree in Biology (see topic of senior project on page 6) - Addis Ababa University (Ethiopia), 1981-1984.

License from my PhD work:  Effect of red and far-red light on inhibition of hypocoytyl elongation in ecotypes of Betula pendla Roth.

II. WORK EXPERIENCE (all years are in Gregorian calendar)

  1. Associate Professor: Bahir Dar University, July 2004 – Present. (for 14 years)
  2. Assistant Professor:  Bahir Dar University, July 1995 – June 2004.
  3. Lecturer:                   Addis Ababa University, Bahir Dar Teachers College, 1990 - 1995.
  4. Assistant Lecturer:    Addis Ababa University, Bahir Dar Teachers College, 1986 - 1988.
  5. Graduate Assistant:  Addis Ababa University, Bahir Dar Teachers College, 1984\85.



A. At Undergraduate Program

  1. Introduction to Algae and Fungi (Biol. 204)
  2. Cryptogamic Botany (Biol. 221, 111)
  3. Introduction to Flowering Plants (Biol. 203)
  4. Introduction to Mammalian Anatomy and Physiology (Biol. 207)
  5. Introduction to Soil Science (Biol. 331)
  6. Plant Physiology (Biol. 416)

At Graduate Program (MEd, MSc and PhD)

  1. Advanced Plant Physiology (Biol. 511, Biol. 611 and 617)
  2. Biodiversity and Ethiopian Ecosystems (Biol. 642 and 644)
  3. Seminar in Teaching Biology (Biol. 701)
  4. Soil Fertility and Plant Nutrition (Biol. 648)
  5. Advanced Ethnobotany (Biol. 612)
  6. Ecosystem Ecology and Management (Biol. 6211)
  7. Selected Topics in Plant Physiology (Biol. 804)
  8. Advances in Plant Ecophysiology (Biol. 805)
  9. Coordinating Independent Study (Biol.893)
  10. Coordinating Bioseminars (Biol. 891 and Biol. 7019)
  11. Plant Physiology and Stresses (Biol. 811.1 for Mekelle University PhD students)



  1. Submitted Manuscripts
  • Wubetie Adnew, Berhanu Abraha Tsegay, Asaminew Tassew, Bimrew Asmare (2019). Effect of harvesting stage and altitude on agronomic and nutritional characteristics of six Brachiaria grasses in northwestern Ethiopia
  • Berhane Gebreslassie Gebreegziabher and Berhanu Abraha Tsegay (2019). Current Global View Points: Prediction on Distribution, Record  types and Scientific Names of Abyssinian pea (Pisuma byssinicum A.Braun) Using Classification Regression Tree (CRT) Analyses.
  • Wubetie Adnew, Berhanu Abraha Tsegay, Asaminew Tassew, Bimrew Asmare (2019). Effect of altitudes and harvesting stages on plant characters, forage yield and chemical composition of Brachiaria grass cultivars in northwestern Ethiopia.
  • Wubetie Adnew, Berhanu Abraha Tsegay, Asaminew Tassew and Bimrew Asmare (2019). Evaluation of Brachiaria hybrid Mulato II hay as a basal diet for growing local sheep in Ethiopia.
    1. Published and/or accepted articles in Journals
  1. Catherine L. Cardelús, Carrie L. Woods, Amare BitewMekonnen, Sonya Dexter, Peter R. Scull, and BerhanuAbrahaTsegay (2019). Human disturbance impacts the integrity of sacred church forests, Ethiopia.(Accepted for publication)
  2. Asmamaw Tadesse, Berhanu Abraha Tsegay and Birhanu Belay (2019). Plants of veterinary importance in rural Bahir Dar, northwest Ethiopia. (accepted for publication)
  3. Dilnessa Gashaye, Goraw Goshu, Berhanu Abraha (2019). Temporal and spatial phytoplankton biomass dynamics in southern Gulf of Lake Tana, Northwestern Ethiopia. International Journal of Aquatic Biology. 7(1): 1 – 8.
  4. Berhanu Abraha Tsegay and Melaku Andarge. (2018). Seed priming with Gibberelic Acid (GA3) alleviates salinity  induced inhibition of germination and seedling growth of Zea mays, Pisum sativum Var abyssinicum and Lathyrus sativus. J. Crop Sci. Biotech. 21 (3) : 261 – 267
  5. Berhane Gebresilassie and Berhanu A. Tsegay (2018). Evaluation of farmers’ knowledge on the rare Abyssinian pea (Pisum sativum var. abyssinicum) landraces of Ethiopia. Biodiversitas. 19(5): 1851 – 1865.
  6. Berhanu A. Tsegay, Adane T/tadik Woldeyes and Catherine Cardelus (2018). Traditional use of botanicals in reducing post harvest loss at crop stacking stage in Ethiopia. A case of Farta district. Indian Journal of Traditional Knowledge. 17(3): 534 – 541.
  7. Wubetie Adnew, Berhanu A. Tsegay, Asaminew Tassew and Bimrew Asmare .(2018). Assessments of farmers′ perception and utilization status of Brachiaria grass in selected areas of Ethiopia. Biodiversitas. 19(3): 951-962.
  8. Dereje Mosissa and Berhanu Abraha (2018). Tuberous Wild Plant of Shinasha People as Food and Medicine in Bullen District Northwest of Ethiopia. American Journal of Life Science Researches.  6(1): 30-39.
  9. Dereje Mosissa and Birhanu Abraha (2018). A Review of Conservation of Biodiversity in Sacred Natural Sites in Ethiopia: The Role of Ethiopian Orthodox Tewahedo Church.  Journal of Plant Science & Research. 5(1): 176.
  10. Muez Berhe, Berhanu A Tsegay and Geremew Terefe (2017). Studies on the Biology, Ecophysiolgy of Sesame Seed Bug, Elasmolomus sordidus F. at Kafta-Humera Sesame Fields. Malaysian Journal of Medicinal and Biological Research. 4(3).  
  11. Getahun Tassew Melese, Berhanu Abraha Tsegay and Getinet Masresha Kassa (2017). Effects of Environmental Variables on the Patterns of Plant Community Distribution in the Afro- Alpine Vegetation of Simien Mountains National Park, Ethiopia. Biotechnology International 10(1):8-21.
  12. Berhane Gebreslassie & Berhanu Abraha (2016). Distribution and Productivity of Dekoko (Pisum Sativum Var. Abyssinicum A. Braun) in Ethiopia. Global Journal of Science Frontier Research: C. Biological Science. 16(3). 
  13. Muez Berhe and Berhanu Abraha (2016). The Need for Short Term Training on Sesame Seedbug (Elasmolomus sordidus Forsk) Control to Farmers and Agricultural Extension Workers: A Case Study in Kafta-Humera Seasame Fields, Northern Ethiopia. Journal of Stored Products and Postharvest Research. 7(8): 76 – 86.
  14. Equar G, Abraha B, Lemma H, Amare S and Asmelash T. (2016). Honey bee flora diversity and their impact on honey production in Tigray region of Ethiopia. Livestock Rearing for Rural Development. 28(7). 
  15. Gebru Equar, Berhanu Abraha, Hayal Lemma and Solomon Amare (2015). Physicochemical Characterization of Honey from Debre-Nazret Kebelle of Tigray Region, Ethiopia. World Applied Sciences Journal. 33 (12): 1806-1814, 2015.   
  16. Gebreegziabher Z and Berhanu Abraha Tsegay (2015).  Efficacy of Cactus Pear (Opuntia Ficus-Indica) Varieties as a Source of Food and Feed in Endamehoni District, Northern Ethiopia.  African Journal of Food, Agriculture, Nutrition and Development. 15(5): 10406 – 10427.   
  17. Birhanu Woldie Meshesha, Berhanu Abraha Tsegay and Birhanu Belay Telake (2015). Survey on composition of perennial vegetation in Sesa Mariam Monastery, Northwestern Ethiopia. BMC Res Notes. 8:622. DOI 10.1186/s13104-015-1562-5.     
  18. Belay Tefera, Morgan L. Ruelle, Zemede Asfaw and Berhanu Abrah (2014). Woody Plant Diversity of the Agricultural Landscapes and Their Uses to the Community in Debark District, North Gondar, Ethiopia. Forests, Trees and Livelihoods. 23 (4), 261-279.
  19. Berhanu Abraha Tsegay and Berhane Gebreslassie (2014). The Effect of Salinity (NaCl) on Germination and Early seedling growth of Lathyrus sativus and Pisum sativum var. abyssinicum. African journal of Plant Sciences. 8(5):225-231.
  20. Berhanu AbrahaTsegay and Alemahehu Bishaw Tamiru (2014). Biotechnology: Science versus Value -Laden Decisions. Open Journal of Phylosophy.  4: 151 - 156.     
  21. Degafi Sileshi and Berhanu Abraha (2014). Assessment of Soil Seedbank Composition of Woody Species in Hgumbrda National Forest Priority Area, North Eastern Ethiopia. Momona Ethiopian Journal of Science. 6(1): 25-44.  
  22. Tinsae Assefa and Berhanu Abraha (2014). Assessment of Soil Seed Bank Composition in Bezawit Forest at Abay Millenium Park, Bahir Dar. Ethiopia. International Journal of Integrative Science, Innovation and Technology (IJIIT). 3(1): 12 -21.
  23. Mebrahtu Hishe and Berhanu Abraha (2013). Composition of Woody species and Distribution of Mistletoes in Bahir Dar University Main Campus Vegetation, Ethiopia. SINET: Ethiop. J. Sci., 36(2):119 – 124, 2013.
  24. Berhanu Abraha and Gebremedhn Yohannes (2013). The Role of Seed Priming in Improving Seedling Growth of Maize (Zea mays L.) Under Salt Stress at Field Conditions. Agricultural Sciences, 4 (12): 666 - 672.
  25. Gebremedhn Yohannes and Berhanu Abraha (2013).  The Role of Seed Priming in Improving Seed Germination and Seedling Growth of Maize (Zea mays L.) Under Salt Stress at Laboratory Conditions. African Journal of Biotechnology. 12(46): 6484 – 6490. .
  26. Sultan Mohammed and Berhanu Abraha (2013). Floristic composition and Structure of Yegof Mountain Forest, South Wollo, Ethiopia. Eth. J. Sci. and Technol. 6(1): 33 – 45.
  27. Gashaw Desalew and Berhanu Abraha (2011). Vegetation status and Socio-Economic importance of Gum and Resin Bearing Species in Western Borena, South Wollo Zone. Ethiop. J. Biol. Sci. 10(1): 39 – 55.
  28. Mohammed Adefa Seid and Berhanu Abraha Tsegay (2011). Ethnobotanical survey of traditional medicinal plants in Tehuledere district, South Wollo, Ethiopia. Journal of Medicinal Plants Research. 5(26): 6233-6242.
  29. Muez Berhe, Berhanu Abraha, Geremew Terefe, Melaku Walle (2008). Sesame Harvest Loss Caused By Sesame Seed Bug, Elasmolomus Sordidus F. at Kafta-Humera Sesame Fields. SINET: Ethiop. J. Sci., 31(2): 147 – 150.
  30. Berhanu Abraha, Ali Seid, Dessalegn Ejigu and Melaku Adal. (2006). Survey of Flora and Fauna of the Bahir Dar University Main Campus: A Showcase for the Need of Conservation. Eth. J. Sci. and Technol. 3(2): 51- 68.
  31. Johnson M, Berhanu Abraha Tsegay, Mulugeta Kibret,  Eyayu Molla and Manickam, VS (2005). Regeneration from callus cultures of Rhinacanthus nasutus L. Kurtz. Eth. J. Sci. and Technol. 3(1): 17- 24.
  32. Berhanu Abraha (2005). Regulation of Nitrogen Uptake by Plants: A Pictorial Review. Eth. J. Sci. and Technol. 3(1): 45 – 64.
  33. Berhanu A. Tsegay, Leidulf Lund, Jarle Nelson, Jorunn E. Olsen, Jorgen M. Molmann, Arild Ernsten, and Olavi Juntttila (2005). Growth Responses of Betula pendula Ecotypes to Red and Far-Red Light. Electronic Journal of Biotechnology. 8 (1):17 – 23.
  34. Berhanu A. Tsegay, Jorunn E. Olsen, and Olavi Juntttila (2005). Effect of Red and Far-Red Light on Inhibition of Hypocotyl Elongation in Ecotypes of Betula pendula Roth. African Journal of Biotechnology. 4(1):  50 - 56.
  35. Berhanu A. Tsegay, Jorunn E. Olsen, and Olavi Juntttila (2005). Metabolism of [14C]GA19 and  [14C]GA53 by Ecotypes of Betula pendula: The role of photoperiod. SINET: Ethiop. J. Sci.  28(1): 33 – 40.
  36. Berhanu A. Tsegay, Jorunn E. Olsen and Olavi Juntttila (2004). Quantitative Comparison of Gibberellins 19, 20, 29, 1, and 8 in Photoperiodic Ecotypes of Betula pendula. Ethiop. J. Biol. Sci. 3(2): 179 – 189.
  37. Berhanu Abraha Tsegay (2004). Plant Gene Technology: Social Considerations. African Journal of Biolotechnology. 3(3): 156 - 158.
  38. Berhanu AT, Stormo SK, Ernstsen A, Junttila O, Olsen JE. (2003). Metabolism of GA19 is under photoperiodic control in Populus, Salix and Betula but not in daylength-insensitive Populus overexpressing phytochrome A. Physiologia Plantarum. 119: 278 – 286.
  39. Berhanu A.T., Olsen J.  E, Ernstsen, A, Junttila, O. (2001). Photoperiodic Responses in Betula pendula.  Abstract in the 17th International Conference on Plant Growth Substances held in July 1 - 6, 2001; Brno, Czech Republic. 
  40. Junttila, Olavi; Welling, A.; Li, C.; Tesgay, B. A.; Palva, E. Tapio (1998). Physiological aspects of cold hardiness in northern deciduous tree species. In: Plant Cold Hardiness: Molecular biology, Biochemistry, and physiology:  Plenum Press. Pp. 65-76
  41. Berhanu Abraha and Sisay Haile (1995). Useful Findings for a Conducive School Working Atmosphere. A Case Study in Bahir Dar. The World of Education. 14 (1). Addis Ababa, Ethiopia.
  42. Berhanu Abraha and Babey Yenesew (1993). Visual Defect: Its Prevalence and Effect on Students Performances in Fasilo Junior Secondary School. Bahir Dar, Ethiopia. The Ethiopian Journal of Education. 14(2).
  43. Berhanu Abraha and Berhanu A. Gashe (1992). Cellulase Production and Activity in a Species of Cladosporium. World Journal of Microbiology and Biotechnology. 8(2): 164 -166.


  1. Berhanu Abraha Tsegay (2002). Growth responses of Betula pendula ecotypes to photoperiod, light quality and light intensity with special emphasis to gibberellins. PhD thesis, Department of Plant Physiology and Microbiology, University of Tromsø, Norway. ISBN 82 – 92461 – 00 – 0.  
  2. Berhanu Abraha (1990). The Effect of Some Physico - Chemical Factors on the Production and Activity of Cellulases and b- Glucosidase from Cladosporium sp. BDCC-3. (M.Sc. Thesis, Addis Ababa University, Ethiopia).
  3. Berhanu Abraha (1984). Activity of Nitrate Reductase in Barley Cultivars. A thesis presented to the department of Biology of Addis Ababa University, in partial fulfillment for a Bachelor Degree in Biology, Ethiopia.



  1. Berhanu Abraha (2017). Laboratory Manual for Plant Physiology. Department of Biology, Bahir Dar University, Ethiopia.
  2. Berhanu Abraha (2006). General Plant physiology (Biol.314).  A teaching module.  Department of Biology, Bahir Dar University.
  3. Berhanu Abraha (2003). Cryptogamic Botany (Biol. 111, 221).  Teaching Modules I and II.  Department of Biology, Bahir Dar University.
  4. Berhanu Abraha (1988). Introduction to Algae and Fungi. Teaching material prepared for the course “Algae and Fungi (Biol 204)”. Department of Biology, Bahir Dar Teachers College (Addis Ababa University), Ethiopia.



  1. Momona Ethiopian Journal of Sciences
  2. Ethiopian Journal of Science and Technology (I was founder and chief editor of the journal for 4 years).