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German Sandoya

Co-PI

Dr. Sandoya’s UF Faculty Page

 

RELEVANT PUBLICATIONS

    1. Sandoya G. V., E. Rosenthal, I. Simko, L. Rodrigues Porto, W. Wadlington, C. Bull, A. Carroll. 2022. Lettuce (Lactuca sativa L.) germplasm resistant to Bacterial Leaf Spot caused by race 1 of Xanthomonas hortorum pv. vitians (Brown, 1918) Morinière et al. 2020. Journal of Plant Pathology https://doi.org/10.1007/s42161-022-01123-0
    2. Sthapit J., Sandoya, W. Zhou, B. Mou, I. Simko. 2022. Genetics of bacterial leaf spot resistance in baby leaf lettuce. Plant Disease. https://doi.org/10.1094/PDIS-09-21-2087-RE
    3. Sandoya G.V., D.C. Odero. 2021. Bacterial Leaf Spot of Lettuce: An unpredictable enemy to the Florida lettuce industry. Horticultural Sciences Department, Florida Cooperative Extension Service, Institute of Food and Agricultural Sciences. EDIS Publication HS1412. https://edis.ifas.ufl.edu/hs1412
    4. Rodrigues-Porto L. g, R.N. Raid, V. Sandoya. 2021. Downy mildew in lettuce. Horticultural Sciences Department, Florida Cooperative Extension Service, Institute of Food and Agricultural Sciences. EDIS Publication HS1403. https://edis.ifas.ufl.edu/hs1403
    5. Sandoya G.V., J.J. Murray g, C.F. Miller, Richard N. Raid. 2020. Fusarium Wilt of Lettuce in Florida. Horticultural Sciences Department, Florida Cooperative Extension Service, Institute of Food and Agricultural Sciences. EDIS Publication HS1385. https://edis.ifas.ufl.edu/pdffiles/HS/HS138500.pdf
    6. Sandoya, G., B. Maisoneuve, M.J. Truco, C. T. Bull, I. Simko, M. Trent, R.J. Hayes, R.W. Michelmore. 2019. Genetic analysis of resistance to bacterial leaf spot in the heirloom lettuce cultivar Reine des Glaces. Molecular Breeding

Non-refereed Publications

Proceedings

  1. Rodrigues Porto, L., A. Carroll, R.N. Raid, Sandoya 2022. Common resistance identified for multiple diseases affecting the lettuce (Lactuca sativa L.) crop in Florida. Scientific Note. Proceedings of the Florida State Horticultural Society 135:X.
  2. Porto L.N.R., R.N. Raid, V. Sandoya. 2021. Lettuce downy mildew differential cultivars are resistant to other important diseases. Scientific Note. Proceedings of the Florida State Horticultural Society 134:137.

Abstracts

  1. Manzanero, B., J. Murray, H. Peng, V. Sandoya. 2022. Identification of transgressive segregants for resistance against bacterial leaf spot in lettuce (Lactuca sativa L.). American Society of Horticultural Sciences annual meeting. HortScience 57: S115.
  2. Rodrigues Porto, L. G, A. Carroll, R.N. Raid, Sandoya 2022. Common resistance identified for multiple diseases affecting the lettuce (Lactuca sativa L.) crop in Florida. Abstract. 135th Florida State Horticultural Society.
  3. Rodrigues Porto, L. N., R. N. Raid, V. Sandoya. 2021. Lettuce downy mildew differential cultivars are resistant to other important diseases. 134th annual meeting of the Florida Society of Horticultural Sciences.
  4. Porto L. N. R., R. N. Raid, V. Sandoya. 2020. Understanding lettuce downy mildew: Pathogen distribution and available host resistance in Florida. 133rd annual meeting of the Florida Society of Horticultural Sciences.
  5. Sthapit Kandel J., Sandoya, B. Mou, I. Simko. 2020. Resistance to bacterial leaf spot in baby leaf lettuce. American Society of Horticultural Sciences annual meeting. HortScience 55: S237.
  6. Sandoya G.V., W. Wadlington, R.N. Raid, I. Simko, C.T. Bull. 2018. Novel sources of resistance to Florida isolates of Bacterial Leaf Spot in Lettuce (Lactuca sativa) American Society of Horticultural Sciences Annual Meeting. HortScience 53: S288.

Posters

  1. Manzanero, B., Sandoya. 2023. Plants Catch Bacterial Infections Too- Bacterial Leaf Spot of Lettuce. EREC 100-Year Celebration. Belle Glade, FL.
  2. Manzanero B., J. Murray, H. Peng, Sandoya. 2022. Identification of Transgressive Segregants for Resistance Against Bacterial Leaf Spot in Lettuce (Lactuca sativa). UF Plant Science Council Plant Breeding Retreat. The University of Florida.

EXTENSION

  1. Raid, R.N., L. Rodrigues, E. Cooper, P. Watanabe, A. HartmanV. Sandoya. 2021. A comparison of Orondis Ultra and Picarbutrazox applied at three different timings for management of downy mildew on baby leaf kale, 2021. Plant Disease Management Reports 15: V092. Online Publication https://doi.org/10.1094/PDMR15
  2. Raid, R.N., V. Sandoya, L. Rodrigues, A. Hartman. 2021. Evaluation of SAR compounds for management of Rhizoctonia web blight on baby leaf spinach, Spring 2021. Plant Disease Management Reports 15: V111. Online Publication https://doi.org/10.1094/PDMR15
  3. Raid, R.N., L. Rodrigues, V. Sandoya, A. Hartman. 2021. Evaluation of three SAR compounds applied at different rates for management of Rhizoctonia web blight on baby leaf spinach. Spring 2021. Plant Disease Management Reports 15: V113. Online Publication https://doi.org/10.1094/PDMR15
  4. Raid, R.N., L. Rodrigues, V. Sandoya, A. Hartman. 2021. Efficacy of SARs alone and in alternation with other fungicides for management of Rhizoctonia web blight on baby leaf spinach, Spring 2021. Plant Disease Management Reports 15: V114. Online Publication https://doi.org/10.1094/PDMR15
  5. Raid, R.N., L. Rodrigues, E. Cooper, P. Watanabe, A. HartmanV. Sandoya. 2021. Evaluation of Systemic Acquired Resistance Inducers for management of Stemphylium leaf spot on baby leaf spinach, 2021. Plant Disease Management Reports 15: V115. Online Publication https://doi.org/10.1094/PDMR15
  6. Raid, R.N., L. Rodrigues, E. Cooper, P. Watanabe, A. HartmanV. Sandoya. 2021. Evaluation of various rates of potassium phosphite for management of downy mildew on baby leaf kale, 2021. Plant Disease Management Reports 15: V118. Online Publication https://doi.org/10.1094/PDMR15
  7. Raid, R.N., L. Rodrigues, E. Cooper, P. Watanabe, A. HartmanV. Sandoya. 2021. Evaluation of Systemic Acquired Resistance Inducers for management of downy mildew on baby leaf kale, 2021. Plant Disease Management Reports 15: V119. Online Publication https://doi.org/10.1094/PDMR15
  8. Raid, R.N., L. Rodrigues, E. Cooper, P. Watanabe, A. HartmanV. Sandoya. 2021. A comparison of single or double applications of three different fungicides for management of downy mildew on baby leaf kale, 2021. Plant Disease Management Reports 15: V120. Online Publication https://doi.org/10.1094/PDMR15
  9. Raid, R.N., L. Rodrigues, E. Cooper, P. Watanabe, A. HartmanV. Sandoya. 2021. A comparison of single applications of oxathiapiprolin and fluoxapiprolin at three different rates for management of downy mildew on baby leaf kale, 2021. Plant Disease Management Reports 15: V121. Online Publication https://doi.org/10.1094/PDMR15
  10. Raid, R.N., L. Rodrigues, V. Sandoya, A. Hartman. 2021. Evaluation of assorted fungicides for management of downy mildew on baby leaf kale, 2021. Plant Disease Management Reports 15: V122. Online Publication https://doi.org/10.1094/PDMR15
  11. Raid, R.N., L. Rodrigues, V. Sandoya, A. Hartman. 2021. Evaluation of two SAR compounds, Actigard and ProPhyt, alone and in combination, for management of Stemphylium leaf spot and Rhizoctonia web blight on baby leaf spinach, 2020. Plant Disease Management Reports 15: V145. Online Publication https://doi.org/10.1094/PDMR15
  12. Raid, R.N., L. Rodrigues, V. Sandoya, A. Hartman. 2021. Evaluation of mefentrifluconazole, alone and in combination, for management of Stemphylium leaf spot and Rhizoctonia web blight on baby leaf spinach, 2020. Plant Disease Management Reports 15: V146. Online Publication https://doi.org/10.1094/PDMR15
  13. Raid, R.N., L. Rodrigues, V. Sandoya, A. Hartman. 2021. Evaluation of fungicides for management of Stemphylium leaf spot and Rhizoctonia web blight on baby leaf spinach, 2020. Plant Disease Management Reports 15: V147. Online Publication https://doi.org/10.1094/PDMR15
  14. Raid, R.N., L. Rodrigues, V. Sandoya, A. Hartman. 2021. Evaluation of potassium phosphite alone and in alternation with fungicides of differing modes-of-action for management of Stemphylium leaf spot and Rhizoctonia web blight on baby leaf spinach,2020. Plant Disease Management Reports 15: V148. Online Publication https://doi.org/10.1094/PDMR15
  15. Raid, R.N., L. Rodrigues, V. Sandoya, A. Hartman. 2021. Efficacy of XDE-659 for management of Stemphylium leaf spot and Rhizoctonia web blight on baby leaf spinach, 2020. Plant Disease Management Reports 15: V149. Online Publication https://doi.org/10.1094/PDMR15
  16. Raid, R.N., L. Rodrigues, V. Sandoya, A. Hartman. 2021. Efficacy of Quadris Top for management of Stemphylium leaf spot and Rhizoctonia web blight on baby leaf spinach, 2020. Plant Disease Management Reports 15: V150. Online Publication https://doi.org/10.1094/PDMR15
  17. Sandoya G.V. Bacterial Leaf Spot: Integrated Management Strategies Required for this Potentially Devastating Disease. Progressive Crop Consultant. Online Publication PCC1120 http://progressivecrop.com/2020/12/bacterial-leaf-spot-in-lettuce/.
  18. Raid, R.N., V. Sandoya, A. Hartman. 2020. Evaluation of comprehensive fungicide programs for management of Stemphylium leaf spot on baby leaf spinach. Spring 2020. Plant Disease Management Reports 14: V168.  Online Publication https://doi.org/10.1094/PDMR14
  19. Raid, R.N., V. Sandoya, A. Hartman, L. Rodrigues g. 2020. Evaluation of XDE-659 for management of Stemphylium leaf spot on baby leaf spinach. Spring 2020. Plant Disease Management Reports 14: V167.  Online Publication https://doi.org/10.1094/PDMR14.
  20. Raid, R.N., L. Rodrigue, V. Sandoya, A. Hartman. 2020. Evaluation of mefentrifluconazole fungicides for management of Stemphylium leaf spot on baby leaf spinach. Spring 2020. Plant Disease Management Reports 14: V166.  Online Publication https://doi.org/10.1094/PDMR14.
  21. Raid, R.N., L. Rodrigues, V. Sandoya, A. Hartman. 2020. Evaluation of select carboxamide fungicides for management of Stemphylium leaf spot on baby leaf spinach. Spring 2020.  Plant Disease Management Reports 14: V141.  Online Publication https://doi.org/10.1094/PDMR14.
  22. Raid, R.N., V. Sandoya, L. Rodrigues, A. Hartman. 2020. Evaluation of fungicide pre-mixtures for management of Stemphylium leaf spot on baby leaf spinach. Spring 2020. Plant Disease Management Reports 14: V140.  Online Publication https://doi.org/10.1094/PDMR14.
  23. Raid, R.N., L. Rodrigues, V. Sandoya, A. Hartman. 2020. Evaluation of strobilurin fungicides for management of Stemphylium leaf spot on baby leaf spinach. Spring 2020. Plant Disease Management Reports 14: V125.  Online Publication https://doi.org/10.1094/PDMR14.
  24. Raid, R.N., V. Sandoya, L. Rodrigues, A. Hartman. 2020. Evaluation of triazole fungicides for management of Stemphylium leaf spot on baby leaf spinach. Spring 2020. Plant Disease Management Reports 14: V124.  Online Publication https://doi.org/10.1094/PDMR14.
  25. Raid, R.N., L. Rodrigues, V. Sandoya, A. Hartman. 2020. Evaluation of fungicides with and without surfactants for management of Stemphylium leaf spot on baby leaf spinach. Spring 2020. Plant Disease Management Reports 14: V123.  Online Publication https://doi.org/10.1094/PDMR14.
  26. Raid, R.N., L. Rodrigues g, V. Sandoya, A. Hartman. 2020. Evaluation of three fungicides of differing modes-of-action, alone and in tank-mixture with a phosphite, for management of Stemphylium leaf spot on baby leaf spinach. Spring 2020. Plant Disease Management Reports 14: V122.  Online Publication https://doi.org/10.1094/PDMR14.
  27. Raid, R.N., V. Sandoya, L. Rodrigues, A. Hartman. 2020. Evaluation of LifeGard and Actigard, alone and in combination with potassium phosphite, for management of Stemphylium leaf spot on baby leaf spinach. Spring 2020. Plant Disease Management Reports 14: V121.  Online Publication https://doi.org/10.1094/PDMR14.
  28. Raid, R.N., V. Sandoya, L. Rodrigues, A. Hartman. 2020. Evaluation of fungicide/potassium phosphite alternations for management of Stemphylium leaf spot on baby leaf spinach. Spring 2020. Plant Disease Management Reports 14: V120.  Online Publication https://doi.org/10.1094/PDMR14.
  29. Raid, R.N., D. Hartman, K. Reis, V. Sandoya. 2020. Evaluation of picarbutrazox for control of downy mildew on crisphead lettuce. Spring 2019. Plant Disease Management Reports 14: V038. Online Publication https://doi.org/10.1094/PDMR14.
  30. Raid, R.N., D. Hartman, V. Sandoya. 2020. Evaluation of potassium phosphite alone and in combination with mancozeb for control of downy mildew on crisphead lettuce. Spring 2019. Plant Disease Management Reports 14: V037. Online Publication https://doi.org/10.1094/PDMR14.
  31. Raid, R.N., V. Sandoya, W. Wadlington. 2019. Influence of spray interval on fungicidal management of Stemphylium leaf spot on baby leaf spinach when using reduced-risk fungicides. Winter 2018. Plant Disease Management Reports 13: V092. Online Publication https://doi.org/10.1094/PDMR14.
  32. Raid, R.N., V. Sandoya, W. Wadlington. 2019. Fungicidal efficacy for management of Stemphylium leaf spot on baby leaf spinach. Plant Disease Management Reports 13: V091. Online Publication doi: 10.1094/PDMR13.
  33. Raid, R.N., V. Sandoya, W. Wadlington. 2019. A comparison of two SAR compounds, with potassium phosphite or a copper fungicide for control of Stemphylium on spinach. Plant Disease Management Reports 13: V089. Online Publication doi: 10.1094/PDMR13.
  34. Raid, R.N., W. Wadlington,V. Sandoya. 2019. The efficacy of various fungicide timings for control of Stemphylium leaf spot on spinach. Plant Disease Management Reports 13: V088. Online Publication doi: 10.1094/PDMR13.
  35. Raid, R.N., V. Sandoya, W. Wadlington. 2019. The efficacy of select fungicide alternations for control of Stemphylium leaf spot on spinach. Plant Disease Management Reports 13: V087. Online Publication doi: 10.1094/PDMR13.
  36. Raid, R.N., V. Sandoya, W. Wadlington. 2019. The efficacy of various carboxamides for control of Stemphylium leaf spot on spinach. Plant Disease Management Reports 13: V086. Online Publication doi: 10.1094/PDMR13.
  37. Raid, R.N., V. Sandoya, W. Wadlington. 2019. A comparison of Actigard and LifeGard, alone and in combination for control of Stemphylium leaf spot on spinach. Plant Disease Management Reports 13: V085. Online Publication doi: 10.1094/PDMR13.
  38. Raid, R.N., W. Wadlington, V. Sandoya. 2019. Evaluation of fungicides for management of downy mildew on baby leaf kale grown for spring mix. Winter 2018. Plant Disease Management Reports 13: V048. Online Publication doi: 10.1094/PDMR13.

Raid, R. N., W. Wadlington, G.V. Sandoya. 2019. Comparison of LifeGard and Regalia when used alone and in combination with potassium phosphite and copper fungicide for management of downy mildew on kale. Winter 2018. Plant Disease Management Reports 13: V015.  Online Publication doi: 10.1094/PDMR13.