Betekenis van:
potato disease

Voorbeeldzinnen

1. Council Directive 69/464/EEC of 8 December 1969 on control of potato wart disease
2. One of the important organisms harmful to potatoes and tomatoes is Ralstonia solanacearum (Smith) Yabuuchi et al., the pathogenic agent of the potato brown rot disease and of bacterial wilt in potatoes and tomatoes (hereinafter referred to as the organism);
3. One of the important organisms harmful to potatoes is Clavibacter michiganensis (Smith) Davis et al. ssp. sepedonicus (Spieckermann et Kotthoff) Davis et al., the pathogenic agent of the potato ring rot disease (hereinafter referred to as ‘the organism’).
4. All plant material, including indexing plants, shall be held at the approved facilities under the quarantine containment conditions laid down in Annex I. Plant material intended for approval for official release shall be held under conditions conducive to a normal cycle of vegetative growth and be subjected to visual inspection for signs and symptoms of harmful organisms including all relevant harmful organisms listed in Directive 2000/29/EC and potato yellow vein disease, on arrival and subsequently, at regular intervals until senescence, during the period of the indexing procedures.