# Council Directive 98/57/EC of 20 July 1998 on the control of Ralstonia solanacearum (Smith) Yabuuchi et al., Division 2.2: Detection of poly-ß-hydroxybutyrate (PHB) granules

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

Characteristic PHB granules in the cells of R. solanacearum are visualised by staining heat-fixed smears of bacterial ooze from infected tissue on a microscope slide with Nile Blue A or Sudan Black (See Section VI.A.2.).

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Source: https://www.legislation.gov.uk/eudr/1998/57/annex/II/section/II/division/2/division/2.2 (the official version)
Page: https://openlegislation.uk/eu-directive-1998-57/annex-II/section-II/division-2/division-2.2
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.