# Council Directive 93/85/EEC of 4 October 1993 on the control of potato ring rot, Division 5.1.6

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

Air-dry the slides (or on slide dryer at 37 °C) and fix them by flaming.
At this stage the procedure may be interrupted and the hybridisation continued the following day. Slides should be stored dust-free and dry at room temperature.

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Source: https://www.legislation.gov.uk/eudr/1993/85/annex/I/division/5/division/5.1/division/5.1.6 (the official version)
Page: https://openlegislation.uk/eu-directive-1993-85/annex-I/division-5/division-5.1/division-5.1.6
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.