EPPO - Database on Diagnostic Expertise

LABORATORY INFORMATION

LabID
NAKTUINBOUW

Naktuinbouw

Sotaweg 22
Roelofarendsveen ( 2371 GD ) Netherlands
+31-(0)71 3326262

Quality Programme The diagnostic work of the laboratory is based on a quality programme following quality assurance principles.	YES
Laboratory accredited (ISO 17025) for certain activities? If yes, the laboratory is accreditated according to ISO 17025. The pests and methods for which the laboratory is accredited is indicated unless the laboratory is accredited for a large number of pests and methods. In that case, a standard phrase 'contact the laboratory' is indicated.	YES
Laboratory participates in test performance studies? Test performance study (also referred to as ring tests or collaborative trials): Evaluation of the performance of one or more tests by two or more laboratories using defined samples (evaluation of a test).	YES
Laboratory participates in proficiency-testing Proficiency testing (evaluation of the competence of the laboratory): Establishing the competence of a laboratory in analysing defined samples using their established test.	YES
Laboratory offers training in diagnostics?	YES

Last update on 2026-02-25

Accreditation certificate number :

Naktuinbouw Raad van Accreditatie

Expertise

Expert	Level	Organism	Techniques used	Years of experience
BAKKER Daniel	species	Ditylenchus dipsaci	Morphological Molecular	17
BAKKER Daniel	species	Phytophthora fragariae	Molecular	9
BAKKER Daniel	species	Phytophthora ramorum	Molecular	12
BAKKER Daniel	species	Phytophthora rubi	Molecular	7
BAKKER Daniel	species	Xylella fastidiosa	Molecular	7
BARNHOORN Ruud	species	Curtobacterium flaccumfaciens pv. flaccumfaciens	Serological Molecular	16
KOENRAADT Harrie	genus	Pospiviroid	Molecular	13
KOENRAADT Harrie	species	Acidovorax avenae subsp. citrulli	Molecular Bioassay	12
KOENRAADT Harrie	species	Clavibacter michiganensis subsp. michiganensis	Morphological Molecular Bioassay	24
KOENRAADT Harrie	species	PSTVd	Molecular	14
KOENRAADT Harrie	species	Tomato brown rugose fruit virus	Molecular	8
KOENRAADT Harrie	species	Xanthomonas campestris pv. campestris	Serological Molecular	26
KOENRAADT Harrie	species	Xanthomonas citri pv. fuscans	Serological	26
KOENRAADT Harrie	species	Xanthomonas euvesicatoria pv. perforans	Serological Molecular	26
KOENRAADT Harrie	species	Xanthomonas hortorum pv. carotae	Serological Molecular	26
KOENRAADT Harrie	species	Xanthomonas hortorum pv. gardneri	Serological Molecular	26
KOENRAADT Harrie	species	Xanthomonas phaseoli pv. phaseoli	Serological	26
KOENRAADT Harrie	species	Xanthomonas vesicatoria	Serological Molecular	26
MEEKES Ellis	genus	Phytoplasma	Morphological Molecular	9
MEEKES Ellis	genus	Pospiviroid	Molecular	15
MEEKES Ellis	species	American line pattern of plum	Morphological Molecular	2
MEEKES Ellis	species	Blueberry leaf mottle nepovirus	Morphological Molecular	11
MEEKES Ellis	species	Cherry rasp leaf virus	Morphological Molecular	7
MEEKES Ellis	species	Plum pox virus	Serological Molecular	19
MEEKES Ellis	species	PSTVd	Molecular	16
MEEKES Ellis	species	Ralstonia solanacearum	Morphological Molecular	12

This project has received funding from the European Union's Horizon 2020 research
and innovation programme under grant agreement n. 773139.
The content of this website represents the views of the author only and is his/her sole responsibility. It cannot be considered to reflect the views of the European Commission and/or the Research Executive Agency or any other body of the European Union. The European Commission and the Agency do not accept any responsibility for use that may be made of the information it contains.

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