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Little cherry disease in a fruit farm at the Niederelbe ("Altes Land").

Mededelingen (Rijksuniversiteit te Gent. Fakulteit van de Landbouwkundige en Toegepaste Biologische Wetenschappen)·2002
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[A new procedure for the biological denitrification of ground water].

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Related Experiment Video

Updated: Jun 25, 2026

Propagation of Homalodisca coagulata virus-01 via Homalodisca vitripennis Cell Culture
12:52

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Virus-infections of wild hops in Hamburg.

A Eppler1

  • 1Institut für Angewandte Botanik Pflanzenschutzamt, Universität Hamburg D-20355, Hamburg, Germany.

Mededelingen (Rijksuniversiteit Te Gent. Fakulteit Van De Landbouwkundige En Toegepaste Biologische Wetenschappen)
|November 12, 2002
PubMed
Summary
This summary is machine-generated.

Wild hops in Hamburg show low infestation of hop viruses, including Prunus necrotic ringspot virus (PNRV). Unlike southern German findings, only cherry strains of PNRV were detected, not A or I-types.

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Area of Science:

  • Plant Virology
  • Hops Pathology
  • Urban Ecology

Background:

  • Wild hops are a reservoir for various plant viruses.
  • Previous studies on German wild hops primarily focused on southern, non-urban regions.
  • Understanding virus prevalence in urban wild hop populations is crucial for disease management.

Purpose of the Study:

  • To investigate the presence and types of key hop viruses in wild hop populations within Hamburg.
  • To compare virus detection in urban wild hops with findings from other regions and hop types.

Main Methods:

  • Collection and testing of over 200 wild hop samples from Hamburg.
  • Detection of Prunus necrotic ringspot virus (PNRV)/Apple mosaic virus (ApMV), Arabis mosaic virus (ArMV), Hop latent virus (HLV), and Hop mosaic virus (HMV).
  • Utilized Double Antibody Sandwich Enzyme-Linked Immunosorbent Assay (DAS-ELISA) with specific antisera.

Main Results:

  • All tested viruses (PNRV/ApMV, ArMV, HLV, HMV) were detected in Hamburg's wild hops.
  • Ilarviruses (PNRV/ApMV) detected were exclusively C-type (cherry strains), differing from A and I-types found in southern Germany.
  • Infestation levels in urban wild hops were generally lower compared to escaped and cultivated hops, and distinct from other non-urban wild hop data.

Conclusions:

  • The study identifies a unique viral profile in Hamburg's wild hop population, dominated by PNRV C-type strains.
  • Urban wild hops present a different epidemiological picture compared to rural or cultivated counterparts.
  • Findings highlight the importance of considering geographic and environmental context in plant virus surveys.