14.—(1) A crop from which basic seed is to be produced shall be examined by an official field inspection to determine whether the crop meets the conditions set out in this Schedule and in Part I of Schedule 4.E+W
(2) A crop from which CS, C1, C2 or C3 seed is to be produced shall be examined by means of an official field inspection or an inspection carried out under official supervision to determine whether the crop meets the conditions set out in this Schedule and in Part I of Schedule 4.
(3) Field inspections shall be carried out at a time when the condition and stage of development of the crop permit an adequate examination.
(4) Subject to sub-paragraphs (5) and (6), at least one field inspection of the crop shall be carried out.
(5) At least two field inspections shall be carried out in the case of a hybrid of sunflower.
(6) At least three field inspections shall be carried out in the case of a hybrid of swede rape and shall be carried out as follows —
(a)the first inspection shall be carried out before the flowering stage;
(b)the second inspection shall be carried out at the early flowering stage; and
(c)the third inspection shall be carried out at the end of the flowering stage.