Plant Improvement Act, 1976 (Act No. 53 of 1976)NoticesSouth African Seed Potato Certification Scheme21. Post-control sample |
| (1) | A post-control sample shall be taken during tuber inspections of a presentation in terms of section 28— |
| (a) | in order to confirm the virus results of all seed potatoes certified as G1 to Certified Commercial seed potatoes; and |
| (b) | in order to confirm whether the seed potatoes are true to variety. |
| (2) | The authority may withdraw the certification of seed potatoes in accordance with the provisions of section 31 if the results of the post-control sample exceed 15% for Potato Virus Y, 5% for PLRV, 5% for TSWV and 15% total virus content. |
| (3) | The size of the post-control sample drawn shall, with regard to— |
| (a) | the purpose contemplated in subsection (1)(a)— |
| (i) | in the case of G1 to Certified Commercial seed potatoes, be 200 tubers per 5 000 x 25 kg containers or a portion thereof; and |
| (ii) | in the case of not more than 25 x 25 kg bags, be 80 tubers and each tuber will be tested separately. |
| (b) | the purpose contemplated in subsection (1)(b), be 60 tubers per 5 000 x 25 kg containers or a portion thereof. |
| (4) | All post-control samples shall be taken under the supervision of a certification official, or a person designated by the authority, and be tested to the satisfaction of the authority. |
| (5) | Post-control samples shall be taken from at least 25 x 25 kg containers per 5 000 x 25 kg containers or a portion thereof for each presentation. |