9_3_rec_arable_potatoes

Pests

Cutworms: Irrigation in years with early droughts is recommended.

Colorado beetle: Selective methods (e.g. B. thuringiensis tenebrionisor Insect growth regulators) should be preferred.

Diseases

Start first Phytophthora control based on a risk assessment.

Row application of fungicides should be made before crop closure.

Weeds

Pure mechanical control.

Combination of chemical and mechanical control.

No pre-emergence/soil herbicides.