Wherever a control measure is deemed necessary, a biological or biotechnical control method must be used if available and effective.
Pests
Seed treatments may be used where available.
Aphids: Selective insecticides, where available, must be applied and application only be based on presence/absence monitoring of wingless forms or available thresholds.
Lepidoptera: Application of selective products (e.g. Bt, IGR) where available and effective, instead of broad-spectrum products, is mandatory.
Thrips: Only treatments of summer and autumn cycles are permitted if viruses are cause problems in the area or if there is visible damage.
Slugs: Localised treatments with baits in the border area only
Diseases
Downy mildew: Anti-resistance strategy mandatory for fungicides.
Weeds
Mechanical weeding must be preferred.