• R. Kenneth Horst

MARANTA (Calathea)

  • Leaf Spot. Glomerella cincta, NJ; Phyllosticta sp., NJ; Drechslera setariae, FL.

  • Rust. Puccinia cannae (II, III), FL.

  • Virus, Mosaic. Sugarcane Mosaic, FL.

MARGUERITE (Argyranthemum frutescens)

  • Bacterial Crown Gall. Agrobacterium tumefaciens, IA, MD, NJ, NY, VA.

  • Bacterial, MLO. Aster Yellows, KS, NJ, NY, and California Aster Yellows, CA.

  • Downy Mildew. Peronospora radii, CA.

  • Nematode, Root Knot. Meloidogyne sp.

  • Powdery Mildew. Golovinomyces cichoracearum, NJ.

  • Virus. Beet Curly Top, CA.

  • Wilt. Verticillium albo-atrum, NJ.

MARIGOLD (Tagetes)

  • Bacterial Leaf Spot. Pseudomonas syringae pv. tagetis, NC.

  • Bacterial, MLO. Aster Yellows, CT, NJ, NY, PA, WI; California Aster Yellows, CA.

  • Bacterial Wilt. Pseudomonas solanacearum, FL.

  • Blight. Alternaria tagetica, SC.

  • Blight, Head. Botrytis cinerea, AK, CT, NJ, PA; Helminthosporium sp., TX.

  • Blight, Southern. Sclerotium rolfsii, FL, NJ, VA.

  • Leaf Spot. Alternaria tagetica, SC, NJ; Cercospora sp., CT, C. tageticola, FL; Septoria...


Powdery Mildew Fusarium Oxysporum Downy Mildew Leaf Spot Botrytis Cinerea 
These keywords were added by machine and not by the authors. This process is experimental and the keywords may be updated as the learning algorithm improves.

Copyright information

© Springer Science+Business Media Dordrecht 2013

Authors and Affiliations

  • R. Kenneth Horst
    • 1
  1. 1.Plant Pathology and Plant Microbe BiologyCornell UniversityIthacaUSA

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