This section has no associated Executive Note
14. The authorisation referred to in paragraph 12(a) may require that–
(a)where the authorisation is granted for potato production, production shall be from basic seed potatoes and pre basic seed potatotes or from mini-tubers or micro-plants derived from officially tested sources; and
(b)controls on irrigation and spraying programmes, which may include a prohibition on such programmes, shall be introduced as appropriate to prevent the spread of R. solanacearum.