Paper · 2022 · Plant Health Progress

Occurrence of Phytophthora ramorum and Other Phytophthora Species on Woody Ornamentals in Public Gardens and Parks in Northwestern Spain

Cristina Pintos; Cristina Rial; Pilar Piñón; et al.

5
claims
7
verbatim quotes
5
citations
1
research areas
—
Not open access

Abstract

Phytophthora ramorum is a harmful pathogen of ornamental and forest trees in Europe and North America. This pathogen has been recovered from nursery plants in Galicia (northwestern Spain) since 2003 and, despite carrying out the measures implemented by Commission Decision 2002/757/CE, including the eradication of infected plants and periodic inspections in nurseries, it is likely that P. ramorum has spread in landscaped green areas through planting of infected nursery stock. The aim of this work was to survey woody ornamental plants in public parks and gardens in Galicia for the presence of P. ramorum from 2011 to 2018 and to identify and characterize any other species of the genus found. Samples of leaves, twigs, and rhizosphere soil of symptomatic ornamental trees and shrubs were analyzed. Morphological, physiological, and molecular characteristics of 93 collect isolates enabled the identification of 13 species of Phytophthora. The greatest diversity of Phytophthora species was detected on Rhododendron and Camellia. P. ramorum was isolated from leaf samples of Camellia sp., Rhododendron sp ., and Viburnum tinus grown in three sites. To our knowledge, this is the first time that P. ramorum has been detected in landscaped green areas in Spain. These results suggest that regular inspections of symptomatic ornamental woody plants are necessary to control the spread of P. ramorum and other Phytophthora species.

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Claims 5

Observationobservedoriginal resultmeasured

Claim · model-written summary

Morphological, physiological and molecular characters of 93 isolates identified 13 Phytophthora species on woody ornamentals.

Taxon
woody ornamentalst0
Material
93 collect isolatese1
Interactor
PhytophthoraPhytophthorae1pathogen
Outcome
identificatione1
Value
13 speciese1

Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Phytophthora
Phytophthora · Interactor · picture of the genus (one of its species)Rasbak · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

t0

“Woody Ornamentals in Public Gardens and Parks in Northwestern Spain”

✓ located verbatim in the source · title, characters 69–136 · show in text ↑
e1

“Morphological, physiological, and molecular characteristics of 93 collect isolates enabled the identification of 13 species of Phytophthora”

✓ located verbatim in the source · abstract, characters 803–942 · show in text ↑
Observationobservedoriginal resultmeasured

Claim · model-written summary

The greatest diversity of Phytophthora species was found on Rhododendron and Camellia.

Taxon
Rhododendron and CamelliaRhododendronCamelliae2
Interactor
Phytophthora speciesPhytophthorae2pathogen
Outcome
greatest diversity of Phytophthora speciese2

Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Rhododendron
Rhododendron · Taxon · picture of the genus (one of its species)Luis Miguel Bugallo Sánchez · CC BY-SA 4.0 · Wikimedia Commons ↗
Camellia
Camellia · Taxon · picture of the genus (one of its species)junichiro aoyama from Kyoto, Japan · CC BY 2.0 · Wikimedia Commons ↗
Phytophthora
Phytophthora · Interactor · picture of the genus (one of its species)Rasbak · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e2

“The greatest diversity of Phytophthora species was detected on Rhododendron and Camellia”

✓ located verbatim in the source · abstract, characters 944–1032 · show in text ↑
Observationobservedoriginal resultmeasured

Claim · model-written summary

Phytophthora ramorum was isolated from leaves of Camellia, Rhododendron and Viburnum tinus grown in three sites.

Taxon
Camellia sp., Rhododendron sp ., and Viburnum tinusViburnum tinusRhododendron sp.Camellia sp.e3
Organ / stage
leaf samplese3
Interactor
P. ramorumPhytophthora ramorume3pathogen
Outcome
isolatede3
Setting
three sitese3

Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Viburnum tinus
Viburnum tinus · TaxonRelativity · CC BY-SA 4.0 · Wikimedia Commons ↗
Rhododendron sp.
Rhododendron sp. · Taxon · picture of its genus (no picture of exactly this name)Luis Miguel Bugallo Sánchez · CC BY-SA 4.0 · Wikimedia Commons ↗
Camellia sp.
Camellia sp. · Taxon · picture of its genus (no picture of exactly this name)junichiro aoyama from Kyoto, Japan · CC BY 2.0 · Wikimedia Commons ↗
Phytophthora ramorum
Phytophthora ramorum · Interactor · picture from its Wikimedia Commons categoryHrabetova · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e3

“P. ramorum was isolated from leaf samples of Camellia sp., Rhododendron sp ., and Viburnum tinus grown in three sites”

✓ located verbatim in the source · abstract, characters 1034–1151 · show in text ↑
Observationobservedoriginal resultmeasured

Claim · model-written summary

Phytophthora ramorum was detected for the first time in landscaped green areas in Spain on woody ornamentals.

Taxon
woody ornamentalst0
Interactor
P. ramorumPhytophthora ramorume4pathogen
Outcome
detectede4
Qualifier
first timee4
Setting
landscaped green areas in Spaine4

Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Phytophthora ramorum
Phytophthora ramorum · Interactor · picture from its Wikimedia Commons categoryHrabetova · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

t0

“Woody Ornamentals in Public Gardens and Parks in Northwestern Spain”

✓ located verbatim in the source · title, characters 69–136 · show in text ↑
e4

“To our knowledge, this is the first time that P. ramorum has been detected in landscaped green areas in Spain”

✓ located verbatim in the source · abstract, characters 1153–1262 · show in text ↑
Recommendationauthor interpretationoriginal resultbasis n/a

Claim · model-written summary

Regular inspections of symptomatic ornamental woody plants are necessary to control the spread of Phytophthora species.

Taxon
ornamental woody plantse5
Outcome
regular inspections of symptomatic ornamental woody plantse5

Verbatim

e5

“These results suggest that regular inspections of symptomatic ornamental woody plants are necessary to control the spread of P. ramorum and other Phytophthora species”

✓ located verbatim in the source · abstract, characters 1264–1430 · show in text ↑