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There are currently no known outstanding effects for the The Seed Potatoes Regulations (Northern Ireland) 2016, SCHEDULE 4.
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Regulations 2(2), 10(5) and (7), 21(5) and Schedules 1 and 5
Textual Amendments
F1Word in Sch. 4 heading substituted (31.12.2020) by The Animal Health, Seed Potatoes and Food (Amendment) (Northern Ireland) (EU Exit) Regulations 2019 (S.I. 2019/962), regs. 1(2), 23(a); 2020 c. 1, Sch. 5 para. 1(1)
1. In this Schedule—N.I.
(a)Table 1 sets out the applicable requirements as regards source material, other requirements and tolerances in respect of the grading of pre-basic seed potatoes as [F2UK] grade PBTC or [F2UK] grade PB; and
(b)Table 2 sets out the applicable requirements as regards source material, other requirements and tolerances in respect of the grading of basic seed potatoes as [F2UK] grade S, [F2UK] grade SE or [F2UK] grade E.
Column 1 [F4UK] grade | Column 2Source material | Column 3Other requirements | Column 4Tolerances |
---|---|---|---|
PBTC | The seed potatoes shall be derived from nuclear stock or mother plants that are free from Blackleg, Dickeya, Leafroll, PVA, PVY and Potato viruses M, S and X | The seed potatoes shall be— (a)grown in a facility officially approved for the production of seed potatoes of [F4UK] grade PBTC; (b)produced through micro-propagation; (c)kept free, as far as is practicable from diseases and aphids by appropriate husbandry measures; and (d)the first generation of this stock | A sample of the seed potatoes taken during an official examination shall not exceed the following tolerances— (a)conditions concerning seed potato crops: (i)deviations from variety – NIL; (ii)mosaic symptoms – NIL; (iii)Leafroll symptoms – NIL; (iv)Blackleg – NIL; (v)in the direct progeny virus infection shall not be present in the crop. (b)lots of seed potatoes shall be free from: (i)Rots (including Blight, Gangrene, Dry Rot and wet rot); (ii)Black Scurf; (iii)Common Scab; (iv)Powdery Scab; (v)Skin Spot; (vi)having become excessively shrivelled due to dehydration; (vii)external blemishes including misshapen or damaged tubers. (c)the presence of earth and extraneous matter in lots of seed potatoes shall not exceed 1% by mass. |
PB | The seed potatoes shall derive from nuclear stock or mother plants that are free from Blackleg, Dickeya, Leafroll, PVA, PVY and Potato viruses M, S and X, up to a maximum of 3 field generations. | A sample of the seed potatoes taken during an official examination shall not exceed the following tolerances— (a)conditions concerning seed potato crops: (i)deviations from variety and type – 0.01%; (ii)symptoms caused by mosaic, other than PVA and PVY – 0.1%; (iii)symptoms caused by PVA, PVY and Leafroll – NIL; (iv)Blackleg – NIL; (v)in the direct progeny the number of plants with symptoms caused by any virus shall not exceed 0.5%. (b)tolerances applicable to lots of seed potatoes, as regards the following impurities, blemishes and diseases: (i)seed potatoes affected by Rots (other than Ring Rot or Brown Rot) shall not exceed 0.2% by mass; (ii)seed potatoes affected by Black Scurf over more than 10% of their surface shall not exceed 1% by mass; (iii)seed potatoes affected by Common Scab over more than one third of their surface shall not exceed 5% by mass; (iv)seed potatoes affected by Powdery Scab over more than 10% of their surface shall not exceed 1% by mass; (v)seed potatoes affected by Skin Spot shall not exceed 0.2% by mass; (vi)shrivelled tubers due to excessive dehydration or dehydration caused by Silver Scurf, shall not exceed 0.5% by mass; (vii)seed potatoes with external blemishes including misshapen or damaged tubers shall not exceed 3% by mass; (viii)the presence of earth and extraneous matter shall not exceed 1% by mass; and (ix)the total percentage of seed potatoes covered by tolerances, as referred to in points (i) to (vii) shall not exceed 6% by mass |
Column 1[F6UK ]grade | Column 2Source material | Column 3Tolerances |
---|---|---|
S | The seed potatoes shall be derived from stock— (a)where the grade is recorded either on a growing crop report or on an official label or official document as [F7UK grade PBTC or] Union grade PBTC or Union grade PB in the year preceding the planting of the crop; (b)where the grade is recorded either on a growing crop report or on an official label or official document as [F8UK grade S or] Union grade S, up to a maximum of 4 generations (including pre-basic in the field and basic generations), in the year preceding the planting of the crop; or (c)such other seed potatoes as are notified in writing by the Department as being acceptable to the Department | A sample of the seed potatoes taken during an official examination shall not exceed the following tolerances— (a)conditions concerning seed potato crops: (i)deviations from variety and type – 0.1%; (ii)symptoms caused by PVA, PVY and Leafroll – 0.02%; (iii)total percentage of symptoms caused by mosaic (including PVA and PVY) and Leafroll – 0.2%; (iv)Blackleg – 0.1%; (v)in the direct progeny the number of plants with symptoms of virus infection shall not exceed 1%. (b)tolerances applicable to lots of seed potatoes, as regards the following impurities, blemishes and diseases: (i)seed potatoes affected by Rots (other than Ring Rot or Brown Rot) shall not exceed 0.5% by mass, of which wet rot shall not exceed 0.2%; (ii)seed potatoes affected by Black Scurf over more than 10% of their surface shall not exceed 5% by mass; (iii)seed potatoes affected by Common Scab over more than one third of their surface shall not exceed 5% by mass; (iv)seed potatoes affected by Powdery Scab over more than 10% of their surface shall not exceed 3% by mass; (v)seed potatoes affected by Skin Spot over more than 12.5% of their surface shall not exceed 2% by mass; (vi)shrivelled tubers due to excessive dehydration or dehydration caused by silver scurf, shall not exceed 1% by mass; (vii)seed potatoes with external blemishes including misshapen or damaged tubers shall not exceed 3% by mass; (viii)the presence of earth and extraneous matter shall not exceed 1% by mass; and (ix)the total percentage of seed potatoes covered by tolerances, as referred to in points (i) to (vii) shall not exceed 6% by mass. |
SE | The seed potatoes shall be derived from stock— (a)where the grade is recorded either on a growing crop report or on an official label or official document as [F9UK grade PBTC or] Union grade PBTC or Union grade PB in the year preceding the planting of the crop; (b)where the grade is recorded either on a growing crop report or on an official label or official document as [F10UK grade S or] Union grade S or Union grade SE, up to a maximum of 5 generations (including pre-basic in the field and basic generations), in the year preceding the planting of the crop; or (c)such other seed potatoes as are notified in writing by the Department as being acceptable to the Department. | A sample of the seed potatoes taken during an official examination shall not exceed the following tolerances— (a)conditions concerning seed potato crops: (i)deviations from variety and type – 0.1%; (ii)symptoms caused by PVA, PVY and Leafroll – 0.1%; (iii)total percentage of symptoms caused by mosaic (including PVA and PVY) and Leafroll – 0.5%; (iv)Blackleg – 0.5%; (v)in the direct progeny the number of plants with symptoms of virus infection shall not exceed 2%. (b)tolerances applicable to lots of seed potatoes, as regards the following impurities, blemishes and diseases: (i)seed potatoes affected by Rots (other than Ring Rot or Brown Rot) shall not exceed 0.5% by mass, of which wet rot shall not exceed 0.2%; (ii)seed potatoes affected by Black Scurf over more than 10% of their surface shall not exceed 5% by mass; (iii)seed potatoes affected by Common Scab over more than one third of their surface shall not exceed 5% by mass; (iv)seed potatoes affected by Powdery Scab over more than 10% of their surface shall not exceed 3% by mass; (v)seed potatoes affected by Skin Spot over more than 12.5% of their surface shall not exceed 2% by mass; (vi)shrivelled tubers due to excessive dehydration or dehydration caused by Silver Scurf, shall not exceed 1% by mass; (vii)seed potatoes with external blemishes including misshapen or damaged tubers shall not exceed 3% by mass. (viii)the presence of earth and extraneous matter shall not exceed 1% by mass; and (ix)the total percentage of seed potatoes covered by tolerances, as referred to in points (i) to (vii) shall not exceed 6% by mass. |
E | The seed potatoes shall be derived from stock— (a)where the grade is recorded either on a growing crop report or on an official label or official document as [F11UK grade PBTC or] Union grade PBTC or Union grade PB in the year preceding the planting of the crop; (b)where the grade is recorded either on a growing crop report or on an official label or official document as [F12UK grade S, UK grade SE or] Union grade S or Union grade SE, up to a maximum of 6 generations (including pre-basic in the field and basic generations), in the year preceding the planting of the crop; or (c)such other seed potatoes as are notified in writing by the Department as being acceptable to the Department. | A sample of the seed potatoes taken during an official examination shall not exceed the following tolerances— (a)conditions concerning seed potato crops: (i)deviations from variety and type – 0.1%; (ii)symptoms caused by PVA, PVY and Leafroll – 0.4%; (iii)total percentage of symptoms caused by mosaic (including PVA and PVY) and Leafroll – 0.8%; (iv)Blackleg – 1%; (v)in the direct progeny the number of plants with symptoms of virus infection shall not exceed 4%; (b)tolerances applicable to lots of seed potatoes, as regards the following impurities, blemishes and diseases: (i)seed potatoes affected by Rots (other than Ring Rot or Brown Rot) shall not exceed 0.5% by mass, of which wet rot shall not exceed 0.2%; (ii)seed potatoes affected by Black Scurf over more than 10% of their surface shall not exceed 5% by mass; (iii)seed potatoes affected by Common Scab over more than one third of their surface shall not exceed 5% by mass; (iv)seed potatoes affected by Powdery Scab over more than 10% of their surface shall not exceed 3% by mass; (v)seed potatoes affected by Skin Spot over more than 12.5% of their surface shall not exceed 2% by mass; (vi)shrivelled tubers due to excessive dehydration or dehydration caused by Silver Scurf, shall not exceed 1% by mass; (vii)seed potatoes with external blemishes including misshapen or damaged tubers shall not exceed 3% by mass; (viii)the presence of earth and extraneous matter shall not exceed 1% by mass; and (ix)the total percentage of seed potatoes covered by tolerances, as referred to in points (i) to (vii) shall not exceed 6% by mass. |
Textual Amendments
F2Word in Sch. 4 para. 1 substituted (31.12.2020) by The Animal Health, Seed Potatoes and Food (Amendment) (Northern Ireland) (EU Exit) Regulations 2019 (S.I. 2019/962), regs. 1(2), 23(b); 2020 c. 1, Sch. 5 para. 1(1)
F3Word in Sch. 4 Table 1 heading substituted (31.12.2020) by The Animal Health, Seed Potatoes and Food (Amendment) (Northern Ireland) (EU Exit) Regulations 2019 (S.I. 2019/962), regs. 1(2), 23(c)(i); 2020 c. 1, Sch. 5 para. 1(1)
F4Word in Sch. 4 Table 1 substituted (31.12.2020) by The Animal Health, Seed Potatoes and Food (Amendment) (Northern Ireland) (EU Exit) Regulations 2019 (S.I. 2019/962), regs. 1(2), 23(c)(ii); 2020 c. 1, Sch. 5 para. 1(1)
F5Word in Sch. 4 Table 2 heading substituted (31.12.2020) by The Animal Health, Seed Potatoes and Food (Amendment) (Northern Ireland) (EU Exit) Regulations 2019 (S.I. 2019/962), regs. 1(2), 23(d)(i); 2020 c. 1, Sch. 5 para. 1(1)
F6Word in Sch. 4 Table 2 substituted (31.12.2020) by The Animal Health, Seed Potatoes and Food (Amendment) (Northern Ireland) (EU Exit) Regulations 2019 (S.I. 2019/962), regs. 1(2), 23(d)(ii); 2020 c. 1, Sch. 5 para. 1(1)
F7Words in Sch. 4 Table 2 inserted (31.12.2020) by The Animal Health, Seed Potatoes and Food (Amendment) (Northern Ireland) (EU Exit) Regulations 2019 (S.I. 2019/962), regs. 1(2), 23(d)(iii)(aa); 2020 c. 1, Sch. 5 para. 1(1)
F8Words in Sch. 4 Table 2 inserted (31.12.2020) by The Animal Health, Seed Potatoes and Food (Amendment) (Northern Ireland) (EU Exit) Regulations 2019 (S.I. 2019/962), regs. 1(2), 23(d)(iii)(bb); 2020 c. 1, Sch. 5 para. 1(1)
F9Words in Sch. 4 Table 2 inserted (31.12.2020) by The Animal Health, Seed Potatoes and Food (Amendment) (Northern Ireland) (EU Exit) Regulations 2019 (S.I. 2019/962), regs. 1(2), 23(d)(iv)(aa); 2020 c. 1, Sch. 5 para. 1(1)
F10Words in Sch. 4 Table 2 inserted (31.12.2020) by The Animal Health, Seed Potatoes and Food (Amendment) (Northern Ireland) (EU Exit) Regulations 2019 (S.I. 2019/962), regs. 1(2), 23(d)(iv)(bb); 2020 c. 1, Sch. 5 para. 1(1)
F11Words in Sch. 4 Table 2 inserted (31.12.2020) by The Animal Health, Seed Potatoes and Food (Amendment) (Northern Ireland) (EU Exit) Regulations 2019 (S.I. 2019/962), regs. 1(2), 23(d)(v)(aa); 2020 c. 1, Sch. 5 para. 1(1)
F12Words in Sch. 4 Table 2 inserted (31.12.2020) by The Animal Health, Seed Potatoes and Food (Amendment) (Northern Ireland) (EU Exit) Regulations 2019 (S.I. 2019/962), regs. 1(2), 23(d)(v)(bb); 2020 c. 1, Sch. 5 para. 1(1)
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