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Requests to determine the cause of damage

Here you can request to determine the cause of the damage. You can view the requests of other users and sort them according to the selected criteria. In addition, you can get information about your request, and you can follow the progress of its current state. If your application was not approved, it had probably been because it was impossible to identify the damage based on the sent photos or because the application does not address our topic - determining the pests of trees and shrubs. We will inform you about the status of your application by email.

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Code
Date
Assigned
Status
Days from submission
6853
27.8.2025
J. Vakula
Completed
5
6851
26.8.2025
A. Gubka
Completed
7
6825
22.8.2025
M. Zúbrik
Completed
3
6596
30.7.2025
M. Zúbrik
Completed
0
6590
28.7.2025
M. Zúbrik
Completed
0
6566
22.7.2025
M. Zúbrik
Completed
0
6565
22.7.2025
S. Rell
Completed
0
6528
17.7.2025
M. Zúbrik
Completed
0
6518
17.7.2025
M. Zúbrik
Completed
11
6504
16.7.2025
michal.lalik@nlcsk.org
Completed
6

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Oak splendour beetle
Oak splendour beetle
Number: 3436
Received 21.6.2023
In progress: 4 days
Date of occurrence: 21.6.2023
Significance: Very harmful
Discussion
From: Miskovova
Assigned: M. Zúbrik
Country: Slovakia

Question

Answer

Dobrý deň, jedná sa pravdepodobne o poškodneie druhom Agrilus bigutatus - krasoň dvojškvrnný. Viac o tomot druhu tu: https://www.skodcoviadrevin.sk/skodca/krason-dvojskvrnny S pozdravom M. Zúbrik
Number of votes for this answer: 0

Pest

Oak splendour beetle

Agrilus biguttatus

Oak splendour beetle

Agrilus biguttatus

hmyz

Received: 21.6.2023
Wood: Dub
Number: 3436
Date of occurrence: 21.6.2023
Discussion

Add comment: Oak splendour beetle

Oak burncow
Oak burncow
Number: 3308
Received 15.5.2023
In progress: 0 days
Date of occurrence: 15.5.2023
Significance: Less harmful
Discussion
From: Fernando
Assigned: M. Zúbrik
Country: Spain

Question

Branch of Quercus ilex

Answer

Dear Fernando, from this picture is not easy to say what exactly caused damage of the tree. There could be several reasons of this situation. One from the possible pest thats cause tree branch decline is Coraebus florentinus -  an oak burncow. Read more about this species here: https://www.forestpests.eu/pest/coraebus-florentinus. With best regards M. Zubrik
Number of votes for this answer: 0

Pest

Oak burncow

Coraebus florentinus

Oak burncow

Coraebus florentinus

hmyz

Received: 15.5.2023
Wood: Oak
Number: 3308
Date of occurrence: 15.5.2023
Discussion

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Steelblue jewel beetle
Steelblue jewel beetle
Number: 3198
Received 12.4.2023
In progress: 1 days
Date of occurrence: 12.4.2023
Significance: Very harmful
Discussion
Assigned: M. Zúbrik
Country: Slovakia

Question

môj názor - Phaneops cynaea, široké chodby

Answer

Dobrý deň, ten obrázok nie je veľmi preukazný ale áno, prikláňam sa k názoru, že by to mohli byť požerky druhu krasoň modrý, Phaenops cyanea. S pozdravom MZ. 
Number of votes for this answer: 0

Pest

Steelblue jewel beetle

Phaenops cyanea

Steelblue jewel beetle

Phaenops cyanea

hmyz

Received: 12.4.2023
Wood: Borovica
Number: 3198
Date of occurrence: 12.4.2023
Discussion

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Cypress jewel beetle
Krasoň borievkovýKrasoň borievkový
Cypress jewel beetle
Number: 2803
Received 15.11.2022
In progress: 0 days
Date of occurrence: 13.11.2022
Significance: Very harmful
Discussion
From: Roman
Assigned: S. Rell
Country: Slovakia

Question

Vyschnutý cyprus, pod kôrou sa nachádzajú chodbičky a larvy,poprosím o identifikáciu škodcu.Ďakujem

Answer

Dobrý deň, jedná sa o krasoňa borievkového Lamprodila festiva (väčšia larva). Menšie, sú larvy pravdepodobne nejakého parazitoida, ktorý sa na nich vyvíja.   viac info https://www.skodcoviadrevin.sk/skodca/krason-borievkovy
Number of votes for this answer: 0

Pest

Cypress jewel beetle

Lamprodila festiva

Cypress jewel beetle

Lamprodila festiva

hmyz

Received: 15.11.2022
Wood: Cypruštek
Number: 2803
Date of occurrence: 13.11.2022
Discussion

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Oak splendour beetle
Krasoň dvojškvrnnýKrasoň dvojškvrnný
Oak splendour beetle
Number: 2201
Received 19.5.2022
In progress: 4 days
Date of occurrence: 19.5.2022
Significance: Very harmful
Discussion
From: majo
Assigned: J. Galko
Country: Slovakia

Question

9-10 mm. Agrilus biguttatus? Ďakujem a pekný deň Marián

Answer

Dobrý deň. Karsone rodu Agrilus sa vo všeobecnosti veľmi ťažko determinujú. Na obrázkoch sa s vysokou pravdepodobnosťou nachádza Agrilus biguttatus. Veľmi podobným druhom je aj Agrilus ater. S pozdravom Galko
Number of votes for this answer: 0

Pest

Oak splendour beetle

Agrilus biguttatus

Oak splendour beetle

Agrilus biguttatus

hmyz

Received: 19.5.2022
Wood: Dub
Number: 2201
Date of occurrence: 19.5.2022
Discussion

Add comment: Oak splendour beetle

Pit oak splendour beetle
Pit oak splendour beetle
Number: 2166
Received 13.5.2022
In progress: 3 days
Date of occurrence: 12.5.2022
Significance: Harmful
Discussion
From: majo
Assigned: S. Rell
Country: Slovakia

Question

9-10 mm, sklad dreva, pozorované kladenie vajíčok do rýh v kôre

Answer

Dobrý deň, jedná sa o krasoňa šesťbodého - Chrysobothris affinis.
Number of votes for this answer: 0

Pest

Pit oak splendour beetle

Chrysobothris affinis

Pit oak splendour beetle

Chrysobothris affinis

hmyz

Received: 13.5.2022
Wood: Buk
Number: 2166
Date of occurrence: 12.5.2022
Discussion

Add comment: Pit oak splendour beetle

Agrilus suvorovi populneus
Krasoň Agrilus suvorovi populneus
Agrilus suvorovi populneus
Number: 2164
Received 13.5.2022
In progress: 3 days
Date of occurrence: 12.5.2022
Significance: Harmful
Discussion
From: majo
Assigned: J. Galko
Country: Slovakia

Question

6-7 mm, sklad dreva,

Answer

Dobrý deň   Jednoznačne sa jedná o zástupcu krasoňov z rodu Agrilus. Tieto druhy sa len veľmi ťažko determinujú. Nakoľko sa uvádza, že bol videný na kmeni topoľa, jedná sa pravdepodobne o Agrilus suvorovi, ktorý sa vyskytuje práve na tejto drevine.   S pozdravom Galko
Number of votes for this answer: 0

Pest

Agrilus suvorovi populneus

Agrilus suvorovi populneus

Agrilus suvorovi populneus

Agrilus suvorovi populneus

hmyz

Received: 13.5.2022
Wood: Topoľ
Number: 2164
Date of occurrence: 12.5.2022
Discussion

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Marssonina leaf spot on salix
Marsonína vŕbová
Marssonina leaf spot on salix
Number: 1655
Received 25.8.2021
In progress: 4 days
Date of occurrence: 25.8.2021
Significance: Harmful
Discussion
From: ak73
Assigned: A. Kunca
Country: Slovakia

Question

škvrny

Answer

Marsonína vrbová
Number of votes for this answer: 0

Pest

Marssonina leaf spot on salix

Marssonina salicicola

Marssonina leaf spot on salix

Marssonina salicicola

huby

Received: 25.8.2021
Wood: Vŕba
Number: 1655
Date of occurrence: 25.8.2021
Discussion

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Flatheaded pine borer
Flatheaded pine borer
Number: 1545
Received 19.7.2021
In progress: 0 days
Date of occurrence: 19.7.2021
Significance: Less harmful
Discussion
From: Lubo
Assigned: A. Gubka
Country: Slovakia

Question

Ok

Answer

Ďakujeme za peknú fotografiu. Jedná sa o krasoňa borovicového (Chalcophora mariana). https://www.skodcoviadrevin.sk/skodca/krason-borovicovy
Number of votes for this answer: 0

Pest

Flatheaded pine borer

Chalcophora mariana

Flatheaded pine borer

Chalcophora mariana

hmyz

Received: 19.7.2021
Wood: Borovica
Number: 1545
Date of occurrence: 19.7.2021
Discussion

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Oak splendour beetle
Oak splendour beetle
Number: 1528
Received 11.7.2021
In progress: 0 days
Date of occurrence: 10.7.2021
Significance: Very harmful
Discussion
From: majo
Assigned: J. Galko
Country: Slovakia

Question

chrobák na dubových výrezoch na lesnom sklade, približne 10 mm Agrilus biguttatus

Answer

Dobrý deň   Áno, potvrdzujeme vašu determináciu. Na obrázku sa skutočne nachádza krasoň Agrilus biguttatus.   S pozdravom Galko
Number of votes for this answer: 0

Pest

Oak splendour beetle

Agrilus biguttatus

Oak splendour beetle

Agrilus biguttatus

hmyz

Received: 11.7.2021
Wood: Dub
Number: 1528
Date of occurrence: 10.7.2021
Discussion

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Pit oak splendour beetle
Pit oak splendour beetle
Number: 1402
Received 31.5.2021
In progress: 2 days
Date of occurrence: 31.5.2021
Significance: Harmful
Discussion
From: majo
Assigned: A. Gubka
Country: Slovakia

Question

pod kôrou, kmeň na sklade dreva

Answer

Pravdepodobne sa jedná o larvu Krasoňa šesťbodového (Chrisobothris affinis).  
Number of votes for this answer: 0

Pest

Pit oak splendour beetle

Chrysobothris affinis

Pit oak splendour beetle

Chrysobothris affinis

hmyz

Received: 31.5.2021
Wood: Buk
Number: 1402
Date of occurrence: 31.5.2021
Discussion

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Beech splendour beetle
Beech splendour beetle
Number: 1062
Received 23.11.2020
In progress: 1 days
Date of occurrence: 22.11.2020
Significance: Harmful
Discussion
From: majo
Assigned: J. Galko
Country: Slovakia

Question

Answer

Dobrý deň Po konzultácií so zahraničným expertom sa na obrázku jedná pravdepodobne o symptóm na kôre buka, ktorý sa vytvára po kladení vajíčok od krasoňa rodu Agrilus viridis. Niekedy podobné (často mokvavé) škvrny na kôre buka vytvára lykožrút bukový (Taphrorychus bicolor), ktorého početnosť a významnosť v posledných rokoch rastie.   S pozdravom Galko
Number of votes for this answer: 0

Pest

Beech splendour beetle

Agrilus viridis

Beech splendour beetle

Agrilus viridis

hmyz

Received: 23.11.2020
Wood: Buk
Number: 1062
Date of occurrence: 22.11.2020
Discussion

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