# Commission Regulation (EU) No 283/2013 of 1 March 2013 setting out the data requirements for active substances, in accordance with Regulation (EC) No 1107/2009 of the European Parliament and of the Council concerning the placing of plant protection products on the market (Text with EEA relevance), Division 3.6: Methods to prevent loss of virulence of seed stock of the micro-organism

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

Methods to prevent loss of virulence of starting cultures shall be provided.
In addition, any method, if available, that could prevent the micro-organism from losing its effects on the target species must be described.

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Source: https://www.legislation.gov.uk/eur/2013/283/annex/part/B/division/3/division/3.6 (the official version)
Page: https://openlegislation.uk/eu-regulation-2013-283/annex/part-B/division-3/division-3.6
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.