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Screening of Maize Inbred Lines Under Artificial Epiphytotic for Their Reaction to Grey Leaf Spot (Cercospora zeae-maydis)

Received: 14 March 2024     Accepted: 2 April 2024     Published: 17 May 2024
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Abstract

Maize (Zea mays L) is one of the most widely cultivated crops and it is the basis for food security in many developing countries in Africa, and is an important food crop in Ethiopia. Despite of, its importance the crop it is affected by many biotic stresses such as pest and diseases attack. Grey leaf spot, caused by Cercospora Zeae maydis is the most important foliar disease of maize. The disease is characterized by relatively rapid leaf necrosis and premature death of foliage which eventually reduces grain yield. Development of host resistance to this disease can provide an important component of integrated disease management; which is the most effective and practical method of managing maize disease. The study was conducted to evaluate the reaction of maize inbred lines to GLS in the main cropping season during 2020. The inbred lines were obtained from Bako National Maize Research Center, breeding program, and it was arranged using alpha-lattice design with two replications. The inbred lines were evaluated in GLS screening field under artificial inoculation at Bako West Shewa, Ethiopia. Plot based Disease severity scores (1-5 scale) was used to assess at ten days intervals from disease onset to maturity. All the inbred lines showed disease symptom during the season, but the intensity of the diseases differed significantly at (P<0.05) among the inbred lines. Out of 72 genotypes screened for GLS, 20 inbred lines viz. BKL002, BKLOO4, CML 165, MBRC5BCF108-2-3-1, TZMI746, TZMI719, TZMI733, CML547, CML543, CML536, CZLQ1, CZLQ2, CML511, ILO'00E-5-5-3-1-1, 30H83-7-1-3-1-1-1-1, TZMI750, TZMI763, 30H83-7-1-2-1-1-1-#-#, DE-38-Z-126-3-2-2-2-1-1-#, TZMI407-short-#-#-# were identified to be resistant whereas TZMI746 and CML536 inbred lines are suitable candidates for utilization in both grain yield and GLS resistance, thus recommended for inclusion in hybrid development programs.

Published in Ecology and Evolutionary Biology (Volume 9, Issue 2)
DOI 10.11648/j.eeb.20240902.11
Page(s) 30-36
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), 2024. Published by Science Publishing Group

Keywords

Maize, Resistant, GLS, Inbred Lines

References
[1] Abate, T. S., S. H. Bekele, M. Abebe, W. Dagne, K. Yilma, et al., 2015. Factors that transformed maize productivity in Ethiopia. Food science, 7: 965-981.
[2] Berger, K, Maryke C, Jeanne N, Felix M, Frederik J, Pangirayi T, and Alexander A. 2014. Mapping QTL conferring resistance in maize to grey leaf spot disease caused by Cercospora Zeina. BMC Genetics, 15: 60.
[3] Central Statistical Agency (CSA). (2020). Annual Agricultural Sample Survey Area and production of major crops. The Federal Democratic Republic of Ethiopia, CSA, Addis Ababa, Ethiopia.
[4] Dagne W, Habtamu Z, Demissew A, and Harjit S. 2008. The Combining Ability of Maize Inbred Lines for Grain Yield and Reaction to Grey Leaf Spot Disease. East Afr. J. of Sci. 2(2): 135- 145.
[5] Dhami, N. B., Kim, S., Paudel, A., Shrestha, J., & Rijal, T. R. (2015). A review on threat of gray leaf spot disease of maize in Asia. Journal of Maize Research and Development, 1(1), 71–85.
[6] FAOSTAT. (Food and Agriculture Organization of United Nations) (2020). FAOSTAT [Online]. Available at
[7] FAOSTAT. (Food and Agriculture Organization of United Nations), 2021. FAOSTAT [Online]. Available at
[8] LAGAT, N., 2022, April. Evaluation of maize (Zea mays) inbred lines for grey leaf spot (Cercospora Zeae-maydis) resistance under artificial inoculation in Kenya. In Egerton University International Conference.
[9] Masuka, B., G. N. Atlin, M. Olsen, C. Magorokosho, M. Labuschagne, J. Crossa et al. 2017. Gains in maize genetic improvement in eastern and southern Africa: I. CIMMYT hybrid breeding pipeline. Crop Science. 57: 1–12.
[10] Prasanna et al. (2020) Prasanna B, Suresh LM, Mwatuni F, Beyene Y, Makumbi D, Gowda M, Molnar T. Maize lethal necrosis (MLN): efforts toward containing the spread and impact of a devastating transboundary disease in sub-Saharan Africa. Virus Research. 2020; 282: 197943.
[11] Pratt RC, Gordon K, Lipps P, Asea G, Bigrawa G, Pixley K. 2003. Use of IPM in the control of multiple disease of mazie. Afr. Crop. Sci. J., 11, 189-198.
[12] Roane CW, Harison RL and Genter CF. 1974. Observations on grey leaf spot of maize in Virginia. Plant Disease Reporter 58: 456-459.
[13] SAS Institute Inc. 2004. SAS/STATA guide for personal com-puters. Version 9.2 edition. Carry (NC): SAS Institute
[14] Tilahun, T., D. Wagary, G. Demissie, M. Negash, S. Admassu and H. Jifar, 2012. Maize pathology research in Ethiopia in the 2000s: A review. In Meeting the Challenges of Global Climate Change and Food Security through Innovative Maize Research (193).
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    Dida, M. (2024). Screening of Maize Inbred Lines Under Artificial Epiphytotic for Their Reaction to Grey Leaf Spot (Cercospora zeae-maydis). Ecology and Evolutionary Biology, 9(2), 30-36. https://doi.org/10.11648/j.eeb.20240902.11

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    Dida, M. Screening of Maize Inbred Lines Under Artificial Epiphytotic for Their Reaction to Grey Leaf Spot (Cercospora zeae-maydis). Ecol. Evol. Biol. 2024, 9(2), 30-36. doi: 10.11648/j.eeb.20240902.11

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    AMA Style

    Dida M. Screening of Maize Inbred Lines Under Artificial Epiphytotic for Their Reaction to Grey Leaf Spot (Cercospora zeae-maydis). Ecol Evol Biol. 2024;9(2):30-36. doi: 10.11648/j.eeb.20240902.11

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  • @article{10.11648/j.eeb.20240902.11,
      author = {Midekssa Dida},
      title = {Screening of Maize Inbred Lines Under Artificial Epiphytotic for Their Reaction to Grey Leaf Spot (Cercospora zeae-maydis)
    },
      journal = {Ecology and Evolutionary Biology},
      volume = {9},
      number = {2},
      pages = {30-36},
      doi = {10.11648/j.eeb.20240902.11},
      url = {https://doi.org/10.11648/j.eeb.20240902.11},
      eprint = {https://article.sciencepublishinggroup.com/pdf/10.11648.j.eeb.20240902.11},
      abstract = {Maize (Zea mays L) is one of the most widely cultivated crops and it is the basis for food security in many developing countries in Africa, and is an important food crop in Ethiopia. Despite of, its importance the crop it is affected by many biotic stresses such as pest and diseases attack. Grey leaf spot, caused by Cercospora Zeae maydis is the most important foliar disease of maize. The disease is characterized by relatively rapid leaf necrosis and premature death of foliage which eventually reduces grain yield. Development of host resistance to this disease can provide an important component of integrated disease management; which is the most effective and practical method of managing maize disease. The study was conducted to evaluate the reaction of maize inbred lines to GLS in the main cropping season during 2020. The inbred lines were obtained from Bako National Maize Research Center, breeding program, and it was arranged using alpha-lattice design with two replications. The inbred lines were evaluated in GLS screening field under artificial inoculation at Bako West Shewa, Ethiopia. Plot based Disease severity scores (1-5 scale) was used to assess at ten days intervals from disease onset to maturity. All the inbred lines showed disease symptom during the season, but the intensity of the diseases differed significantly at (P<0.05) among the inbred lines. Out of 72 genotypes screened for GLS, 20 inbred lines viz. BKL002, BKLOO4, CML 165, MBRC5BCF108-2-3-1, TZMI746, TZMI719, TZMI733, CML547, CML543, CML536, CZLQ1, CZLQ2, CML511, ILO'00E-5-5-3-1-1, 30H83-7-1-3-1-1-1-1, TZMI750, TZMI763, 30H83-7-1-2-1-1-1-#-#, DE-38-Z-126-3-2-2-2-1-1-#, TZMI407-short-#-#-# were identified to be resistant whereas TZMI746 and CML536 inbred lines are suitable candidates for utilization in both grain yield and GLS resistance, thus recommended for inclusion in hybrid development programs.
    },
     year = {2024}
    }
    

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  • TY  - JOUR
    T1  - Screening of Maize Inbred Lines Under Artificial Epiphytotic for Their Reaction to Grey Leaf Spot (Cercospora zeae-maydis)
    
    AU  - Midekssa Dida
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    DO  - 10.11648/j.eeb.20240902.11
    T2  - Ecology and Evolutionary Biology
    JF  - Ecology and Evolutionary Biology
    JO  - Ecology and Evolutionary Biology
    SP  - 30
    EP  - 36
    PB  - Science Publishing Group
    SN  - 2575-3762
    UR  - https://doi.org/10.11648/j.eeb.20240902.11
    AB  - Maize (Zea mays L) is one of the most widely cultivated crops and it is the basis for food security in many developing countries in Africa, and is an important food crop in Ethiopia. Despite of, its importance the crop it is affected by many biotic stresses such as pest and diseases attack. Grey leaf spot, caused by Cercospora Zeae maydis is the most important foliar disease of maize. The disease is characterized by relatively rapid leaf necrosis and premature death of foliage which eventually reduces grain yield. Development of host resistance to this disease can provide an important component of integrated disease management; which is the most effective and practical method of managing maize disease. The study was conducted to evaluate the reaction of maize inbred lines to GLS in the main cropping season during 2020. The inbred lines were obtained from Bako National Maize Research Center, breeding program, and it was arranged using alpha-lattice design with two replications. The inbred lines were evaluated in GLS screening field under artificial inoculation at Bako West Shewa, Ethiopia. Plot based Disease severity scores (1-5 scale) was used to assess at ten days intervals from disease onset to maturity. All the inbred lines showed disease symptom during the season, but the intensity of the diseases differed significantly at (P<0.05) among the inbred lines. Out of 72 genotypes screened for GLS, 20 inbred lines viz. BKL002, BKLOO4, CML 165, MBRC5BCF108-2-3-1, TZMI746, TZMI719, TZMI733, CML547, CML543, CML536, CZLQ1, CZLQ2, CML511, ILO'00E-5-5-3-1-1, 30H83-7-1-3-1-1-1-1, TZMI750, TZMI763, 30H83-7-1-2-1-1-1-#-#, DE-38-Z-126-3-2-2-2-1-1-#, TZMI407-short-#-#-# were identified to be resistant whereas TZMI746 and CML536 inbred lines are suitable candidates for utilization in both grain yield and GLS resistance, thus recommended for inclusion in hybrid development programs.
    
    VL  - 9
    IS  - 2
    ER  - 

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