Results 61 to 70 of about 1,685 (170)

Health Condition of European Beech (Fagus sylvatica L.) According to Provenances in International Provenance Trial

open access: yesSouth-East European Forestry, 2012
The performance of European beech (Fagus sylvatica L.) is severely threatened by abiotic and biotic stresses, but the resilience of its provenances from distinct geographic areas has not been sufficiently studied.
Nevenka Ćelepirović   +8 more
doaj  

Beneath the Bark: Molecular Determinants of Adaptation and Infection in Bacterial Pathogens of Woody Hosts

open access: yesMolecular Plant Pathology, Volume 27, Issue 8, August 2026.
Bacterial pathogens colonise woody hosts by integrating metabolic adaptation, effector‐mediated immune suppression, cell wall remodelling and EPS‐ and toxin‐supported persistence. ABSTRACT Bacterial pathogens of woody plants represent a pervasive yet underexplored threat to global agriculture and forestry, causing devastating diseases in fruit trees ...
Antonio Arroyo‐Mateo   +3 more
wiley   +1 more source

Comparing methods to determine European canker resistance in apple tree accessions

open access: yesNew Zealand Plant Protection, 2010
Pruning cuts made in summer and pruning cuts leaf scars and score wounds made in autumn were inoculated to compare their suitability to discriminate for European canker resistance among apple accessions When pruning cuts were inoculated in summer the mean lesion size varied between accessions with Royal Gala displaying significantly larger lesions than
R.W.A. Scheper, B.M. Fisher
openaire   +2 more sources

Methods for the Quantification of Resistance of Apple Genotypes to European Fruit Tree Canker Caused by Neonectria ditissima [PDF]

open access: yesPlant Disease, 2017
European fruit tree canker, caused by Neonectria ditissima, is an important disease of pome fruit worldwide. Apple cultivars differ in their levels of susceptibility to N. ditissima. In order to design an effective plant resistance test, we examined the effectiveness of two resistance parameters: infection frequency and lesion growth.
Wenneker, M.   +4 more
openaire   +3 more sources

An endopolygalacturonase gene of Diaporthe helianthi

open access: yesPhytopathologia Mediterranea, 2012
In an attempt to define virulence determinants of Diaporthe helianthi, the causative agent of sunflower stem canker, the gene named Dhpg, coding for an endopolygalacturonase, was investigated in the highly virulent strain 8/96 isolated from a diseased ...
Valentina CATALANO   +4 more
doaj   +1 more source

The grapevine microbiota: A review on the possible impacts of plant protection programs on phyllosphere microorganisms

open access: yesAnnals of Applied Biology, Volume 189, Issue 1, July 2026.
This review highlights recent advances in understanding how plant protection programs and alternative fungicides affect the taxonomic composition of the grapevine phyllosphere microbiota. Bacterial and fungal communities are primarily shaped by the plant compartment, vineyard location, and sampling time. Plant protection programs generally have a minor
Sofia Montanari   +6 more
wiley   +1 more source

The effect of nitrogen source on in vitro growth of Neonectria ditissima (European canker)

open access: yesNew Zealand Plant Protection, 2018
Nitrogen fertilisers are widely used in apple orchards. However, the effects of various nitrogen sources on growth and sporulation of the fungus Neonectria ditissima, which causes European canker, are not fully understood. The effects of various nitrogen sources commonly used in apple orchards (potassium nitrate, ammonium chloride, ammonium nitrate ...
Rebecca E. Campbell   +3 more
openaire   +2 more sources

Investigations for improving the detection of Clavibacter michiganensis ssp. michiganensis in tomato seedlings

open access: yesJournal für Kulturpflanzen, 2012
Bacterial canker caused by Clavibacter michiganensis ssp. michiganensis is one of the most serious tomato diseases, inducing substantial economic losses worldwide.
Ljubica Petrina, Gerhard Bedlan
doaj   +1 more source

The Rise of Stemphylium vesicarium: A Growing Threat to Pear Production in Europe

open access: yesPlant Pathology, Volume 75, Issue 4, July‐August 2026.
Brown spot of pear, caused by the fungus Stemphylium vesicarium, was reported in Italy in 1975 and only recently, due to climate change and pesticide restrictions, it became a major threat for European pear production. New knowledge on this pathogen can allow the advent of new and effective control strategies.
Xueqin Chen   +5 more
wiley   +1 more source

Protection of budding wounds in apple nursery trees from European canker

open access: yesNew Zealand Plant Protection, 2016
The fungus Neonectria ditissima can cause European canker in apple nursery trees In this study ten treatments of EMLA 9 rootstocks budded with Royal Gala were examined 5 Treatments included combinations of five budding tapes two budding methods and three fungicidal treatments Fifteen months after inoculation all Tbudded trees had died Chipbudded trees ...
R.W.A. Scheper   +2 more
openaire   +2 more sources

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