# Council Directive 98/57/EC of 20 July 1998 on the control of Ralstonia solanacearum (Smith) Yabuuchi et al., Division 4.1.1

Extent: E+W+S+N.I.

Perform an appropriate dilution plating technique aiming to ensure that any background saprophytic colony-forming populations are diluted out. Spread 50 - 100 µl per plate of sample extract and each dilution.

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Source: https://www.legislation.gov.uk/eudr/1998/57/annex/II/section/VI/division/A/division/4/division/4.1/division/4.1.1 (the official version)
Page: https://openlegislation.uk/eu-directive-1998-57/annex-II/section-VI/division-A/division-4/division-4.1/division-4.1.1
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.