Differences in Stylet Sheath Occurrence and the Fibrous Ring (Sclerenchyma) between xCitroncirus Plants Relatively Resistant or Susceptible to Adults of the Asian Citrus Psyllid Diaphorina citri (Hemiptera: Liviidae)

• El-Desouky Ammar ,

  * E-mail: desoukyammar@gmail.com

  Affiliation United States Department of Agriculture-Agricultural Research Service, Horticultural Research Laboratory, Fort Pierce, Florida, United States of America

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• Matthew L. Richardson,

  Current address: Smithsonian Conservation Biology Institute, Washington, DC, United States of America

  Affiliation United States Department of Agriculture-Agricultural Research Service, Horticultural Research Laboratory, Fort Pierce, Florida, United States of America

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• Zaid Abdo,

  Affiliation United States Department of Agriculture-Agricultural Research Service, South Atlantic Area, Athens, Georgia, United States of America

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• David G. Hall,

  Affiliation United States Department of Agriculture-Agricultural Research Service, Horticultural Research Laboratory, Fort Pierce, Florida, United States of America

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• Robert G. Shatters Jr

  Affiliation United States Department of Agriculture-Agricultural Research Service, Horticultural Research Laboratory, Fort Pierce, Florida, United States of America

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