(a) general: whereby the duly authorised officer shall be empowered to exercise all of the powers of an inspector of seeds anywhere in Zambia; or (b) limited: either- (i) as to the specific powers exercisable by the duly authorised officer; or (ii) as to the place or district in which such powers are exercisable by him; or (iii) as to both sub-paragraphs (i) and (ii). (3) An authorisation made under the provisions of this section shall be in writing. 25. (1) An inspector or a duly authorised officer may take samples of any seed for any of the following purposes: Powers of inspectors or duly authorised officers to take samples of seed (a) for test or examination to determine whether the said seed is prescribed or restricted seed under this Act; or (b) for test to determine whether, if it is prescribed seed, it conforms to the standards of purity and germination prescribed therefor under this Act; or (c) for such other purposes as may be prescribed. (2) Any sample of seed taken by an inspector or duly authorised officer under this Act shall be taken in the manner prescribed. 26. (1) An inspector or any duly authorised officer may, for any of the Powers of purposes of this Act, and at all reasonable times, enter uponinspectors or duly authorised officers to search premises and seize certain goods