Cultivars resistant or tolerant to pests, physiological disorders, fungal diseases, viruses, phytoplasmas are preferred.
Tolerant cultivars should be chosen for Alternaria, powdery mildew (carrots, celery) and Septoria, Cercospora (celery).
Cultivars resistant or tolerant to pests, physiological disorders, fungal diseases, viruses, phytoplasmas are preferred.
Tolerant cultivars should be chosen for Alternaria, powdery mildew (carrots, celery) and Septoria, Cercospora (celery).