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Tuber Yield Loss Assessment of Potato (Solanum tuberosum) Due to Late Blight (Phytophthora infestans) Disease in Central Highland Parts of Ethiopia

Received: 17 July 2023    Accepted: 2 August 2023    Published: 22 August 2023
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Abstract

Late blight (Phytophthora infenstans) disease is one of the most devastating potato diseases world-widely which causes significant loss in production. It is known to hurt the highest losses from disease attacks. Among potato diseases bacterial wilt and late blight are one of the most economically important. In Ethiopia yield loss study on potato late blight was very old and scanty. This study was designed to update yield loss data for potato late blight disease. In this study, 3 treatments were used with a completely randomized block design (RCBD) with 3 replications including the control. The results of AUDPC and tuber yield shows significant differences (P<0.05) among treatments. Compared to the unsprayed plot fungicides significantly controlled the disease at both early and late stages. The lowest (175.0) AUDPC was recorded on fungicide Gachena 525 WG sprayed treatment followed by Mancozeb 80% WP (190.0). The control treatment (water sprayed) had the highest AUDPC (1450.0). The highest (29.3 t/ha) mean tuber yield was obtained from the fungicide Gachena 525 WG followed by the standard fungicide (Mancozeb 80% WP) which gave (27.2 t/ha) whereas the control treatment gave 4.9 t/ha. The fungicide subjected to the test (Gachena 525 WG) deserves to be considered as an alternate fungicide to the widely used fungicide Mancozeb 80% WP in the country. The highest (83.28%) yield loss occurred in the unsprayed plots of the Jalene variety as compared to the best-protected plots sprayed with Gachena 525 WG fungicide. Generally, disease and yield parameters indicate that among the fungicides spray; Gachena 525 WG was the most effective followed by Mancozeb 80% WP sprayed plots as compared to the unsprayed plots.

Published in Science Frontiers (Volume 4, Issue 2)
DOI 10.11648/j.sf.20230402.12
Page(s) 25-28
Creative Commons

This is an Open Access article, distributed under the terms of the Creative Commons Attribution 4.0 International License (http://creativecommons.org/licenses/by/4.0/), which permits unrestricted use, distribution and reproduction in any medium or format, provided the original work is properly cited.

Copyright

Copyright © The Author(s), 2023. Published by Science Publishing Group

Keywords

Assessment, Late Blight, Phytophthora infestans, Potato, Yield Loss

References
[1] Sood, S., Bhardwaj, V., Chourasia, K. N., Kaur, R. P., Kumar, V., Kumar, R., Sundaresha, S., Bohar, R., Garcia-Oliveira, A. L., Singh, R. K. and Kumar, M., 2022. KASP markers validation for late blight, PCN and PVY resistance in a large germplasm collection of tetraploid potato (Solanum tuberosum L.). Scientia Horticulturae, 295, p. 110859.
[2] Byrne, P. F., Volk, G. M., Gardner, C., Gore, M. A., Simon, P. W. and Smith, S., 2018. Sustaining the future of plant breeding: The critical role of the USDA-ARS National Plant Germplasm System. Crop Science, 58 (2), pp. 451-468.
[3] Crowell, E. F., McGrath, J. M. and Douches, D. S., 2008. Accumulation of vitamin E in potato (Solanum tuberosum) tubers. Transgenic research, 17, pp. 205-217.
[4] Tadesse, Y., Amare, D. and Kesho, A., 2021. Recent Advances in Potato Late Blight Disease Management Strategies.
[5] Tessema, L., Seid, E., Sharma, K., Workie, M., Negash, K., Misganaw, A. and Abebe, T., 2022. Incidence and Occurrence of Latent Ralstonia solanacearum Infection in Seed Potato from Farmer Seed Grower Cooperatives in Southern and Central Ethiopia. Potato Research, pp. 1-14.
[6] Arora, R. K., Sharma, S. and Singh, B. P., 2014. Late blight disease of potato and its management. Potato Journal, 41 (1).
[7] Haverkort, A. J., Struik, P. C., Visser, R. G. F. and Jacobsen, E. J. P. R., 2009. Applied biotechnology to combat late blight in potato caused by Phytophthora infestans. Potato research, 52 (3), pp. 249-264.
[8] Goodwin, S. B., Cohen, B. A., Deahl, K. L. and Fry, W. E., 1994. Migration from northern Mexico as the probable cause of recent genetic changes in populations of Phytophthora infestans. Phytopathology, 84, pp. 553-558.
[9] Fry, W. E., 2020. Phytophthora infestans: the itinerant invader; “late blight”: the persistent disease. Phytoparasitica, 48 (1), pp. 87-94.
[10] Hanson, K. and Shattock, R. C., 1998. Formation of oospores of Phytophthora infestans in cultivars of potato with different levels of race-nonspecific resistance. Plant Pathology, 47 (2), pp. 123-129.
[11] Demissie, Y. T., 2019. Integrated potato (Solanum tuberosum L.) late blight (Phytophthora infestans) disease management in Ethiopia. American Journal of BioScience, 7 (6), pp. 123-130.
[12] HARC (Holetta Agricultural Research Center). 2022. Unpublished weather data.
[13] Henfling, J. W., 1987. Late blight of potato (Vol. 4). International Potato Center.
[14] Shaner, G. and Finney, R. E., 1980. New sources of slow leaf rusting resistance in wheat. Phytopathology, 70 (12), pp. 1183-1186.
[15] Campbell, C. L., and Madden, L. V., 1990. Nonlinear disease progress curves. In Epidemics of plant diseases (pp. 181-229). Springer, Berlin, Heidelberg.
[16] Robert, G. D., and James, H. T., 1991. A Biometrical Approach. Principles of Statistics. (2nd Ed.). New York, USA.
[17] Gomez, K. A. and Gomez, A. A., 1984. Statistical procedures for agricultural research. John wiley and sons.
[18] SAS (Statistical Analysis System). 2014. Statistical Analysis System SAS/STAT user’s guide Version 9.3. Carry, North Carolina, SAS Institute Inc. USA.
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[20] Bekele Kassa and Yaynu Hiskias., 1996. Tuber yield loss assessment of potato cultivars with different levels of resistance to late blight. pp. 149-152. In: Proceedings of the 3rd crop Protection society.
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    Asela Kesho, Yitagesu Tadesse. (2023). Tuber Yield Loss Assessment of Potato (Solanum tuberosum) Due to Late Blight (Phytophthora infestans) Disease in Central Highland Parts of Ethiopia. Science Frontiers, 4(2), 25-28. https://doi.org/10.11648/j.sf.20230402.12

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    ACS Style

    Asela Kesho; Yitagesu Tadesse. Tuber Yield Loss Assessment of Potato (Solanum tuberosum) Due to Late Blight (Phytophthora infestans) Disease in Central Highland Parts of Ethiopia. Sci. Front. 2023, 4(2), 25-28. doi: 10.11648/j.sf.20230402.12

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    AMA Style

    Asela Kesho, Yitagesu Tadesse. Tuber Yield Loss Assessment of Potato (Solanum tuberosum) Due to Late Blight (Phytophthora infestans) Disease in Central Highland Parts of Ethiopia. Sci Front. 2023;4(2):25-28. doi: 10.11648/j.sf.20230402.12

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  • @article{10.11648/j.sf.20230402.12,
      author = {Asela Kesho and Yitagesu Tadesse},
      title = {Tuber Yield Loss Assessment of Potato (Solanum tuberosum) Due to Late Blight (Phytophthora infestans) Disease in Central Highland Parts of Ethiopia},
      journal = {Science Frontiers},
      volume = {4},
      number = {2},
      pages = {25-28},
      doi = {10.11648/j.sf.20230402.12},
      url = {https://doi.org/10.11648/j.sf.20230402.12},
      eprint = {https://article.sciencepublishinggroup.com/pdf/10.11648.j.sf.20230402.12},
      abstract = {Late blight (Phytophthora infenstans) disease is one of the most devastating potato diseases world-widely which causes significant loss in production. It is known to hurt the highest losses from disease attacks. Among potato diseases bacterial wilt and late blight are one of the most economically important. In Ethiopia yield loss study on potato late blight was very old and scanty. This study was designed to update yield loss data for potato late blight disease. In this study, 3 treatments were used with a completely randomized block design (RCBD) with 3 replications including the control. The results of AUDPC and tuber yield shows significant differences (P<0.05) among treatments. Compared to the unsprayed plot fungicides significantly controlled the disease at both early and late stages. The lowest (175.0) AUDPC was recorded on fungicide Gachena 525 WG sprayed treatment followed by Mancozeb 80% WP (190.0). The control treatment (water sprayed) had the highest AUDPC (1450.0). The highest (29.3 t/ha) mean tuber yield was obtained from the fungicide Gachena 525 WG followed by the standard fungicide (Mancozeb 80% WP) which gave (27.2 t/ha) whereas the control treatment gave 4.9 t/ha. The fungicide subjected to the test (Gachena 525 WG) deserves to be considered as an alternate fungicide to the widely used fungicide Mancozeb 80% WP in the country. The highest (83.28%) yield loss occurred in the unsprayed plots of the Jalene variety as compared to the best-protected plots sprayed with Gachena 525 WG fungicide. Generally, disease and yield parameters indicate that among the fungicides spray; Gachena 525 WG was the most effective followed by Mancozeb 80% WP sprayed plots as compared to the unsprayed plots.},
     year = {2023}
    }
    

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  • TY  - JOUR
    T1  - Tuber Yield Loss Assessment of Potato (Solanum tuberosum) Due to Late Blight (Phytophthora infestans) Disease in Central Highland Parts of Ethiopia
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    AB  - Late blight (Phytophthora infenstans) disease is one of the most devastating potato diseases world-widely which causes significant loss in production. It is known to hurt the highest losses from disease attacks. Among potato diseases bacterial wilt and late blight are one of the most economically important. In Ethiopia yield loss study on potato late blight was very old and scanty. This study was designed to update yield loss data for potato late blight disease. In this study, 3 treatments were used with a completely randomized block design (RCBD) with 3 replications including the control. The results of AUDPC and tuber yield shows significant differences (P<0.05) among treatments. Compared to the unsprayed plot fungicides significantly controlled the disease at both early and late stages. The lowest (175.0) AUDPC was recorded on fungicide Gachena 525 WG sprayed treatment followed by Mancozeb 80% WP (190.0). The control treatment (water sprayed) had the highest AUDPC (1450.0). The highest (29.3 t/ha) mean tuber yield was obtained from the fungicide Gachena 525 WG followed by the standard fungicide (Mancozeb 80% WP) which gave (27.2 t/ha) whereas the control treatment gave 4.9 t/ha. The fungicide subjected to the test (Gachena 525 WG) deserves to be considered as an alternate fungicide to the widely used fungicide Mancozeb 80% WP in the country. The highest (83.28%) yield loss occurred in the unsprayed plots of the Jalene variety as compared to the best-protected plots sprayed with Gachena 525 WG fungicide. Generally, disease and yield parameters indicate that among the fungicides spray; Gachena 525 WG was the most effective followed by Mancozeb 80% WP sprayed plots as compared to the unsprayed plots.
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Author Information
  • Department of Plant Pathology, Ethiopian Institute of Agricultural Research (EIAR), Holetta Agricultural Research Center (HARC), Addis Ababa, Ethiopia

  • Department of Plant Pathology, Ethiopian Institute of Agricultural Research (EIAR), Holetta Agricultural Research Center (HARC), Addis Ababa, Ethiopia

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