COLOR CHARTS PRESCRIBED FOR EXPORT SWEET POTATOES

Transcription

1 COLOR CHARTS PRESCRIBED FOR EXPORT SWEET POTATOES Important note: The below color charts should be read in conjunction with the eport standards and requirements prescribed for fresh vegetables under the banner of the Agricultural Product Standards Act 119 of 1990.

2 Eample of different variety and shapes Set SP.1 Variety and shape Photo 1 Photo 1 All shapes allowed for both class I & class II

3 Set SP.2 Blemishes Elevated blemishes Class I - be free from blemishes. Class II - be free from blemishes. Apply applicable tolerances.

4 Set SP.3 Decay Decay-smudgy Photo 1 Class I & class II Must be free from decay. Apply tolerance.

5 Set SP.4 Fungus development Fungus development Photo 1 Class I & class II Must be free from decay. Apply tolerance.

6 Set SP.5 Decay-soft points Soft points Class I & class II Must be free from decay. Apply tolerance.

7 Set SP.6 Decay-sugar rot Sugar rot Photo 1 Class I & class II Must be free from decay. Apply tolerance.

8 Set SP.7 Insect damage Insect damage Photo 1 Photo 1 Photo 1-Class I- Not more than one insect hole maimum depth and diameter of 2 mm allowed. Class 2-Not more than two insect holes with a maimum depth and diameter of 4 mm allowed.

9 Set SP.8 Mechanical damage Mechanical damage Photo 1 Class I-depth and diameter of mark must not eceed 2 mm-5% additional tolerance mass /mass allowed. Class II-depth and diameter of mark must not eceed 4 mm -5% additional tolerance mass/mass allowed.

10 Skin abrasion Set SP.9 Skin abrasion Photo 1 Photo 1 Class I-be abraded on not more than 20% of the tuber area:provided that no sign of progressive development of abrasion and browning is visible. Class II- be abraded on not more than 50% of the tuber area:provided that no sign of progressive development of abrasion and browning is visible.

11 Set SP.10 Skin abrasion with browning Skin abrasion with browning Photo 1 Class I- be abraded on not more than 20% of the tuber area:provided that no sign of progressive development of abrasion and browning is visible. Class II- be abraded on not more than 20% of the tuber area:provided that no sign of progressive development of abrasion and browning is visible.

12 Set SP.11 Malformation Malformation Photo 1 Photo 1 Class 1 & class II - not show any malformation:provided that up to 10% mass/mass is permissable for class I and up to 15% mass/mass is permissable for class II.

13 Set SP.12 Malformation Malformation Photo 1 Photo 1 Class 1& class II-not show any malformation:provided that up to 10% mass/mass is permissable for class I and up to 15% mass/mass is permissable for class II.

14 Malformation Set SP.13 Malformation Photo 1 Class 1& class II-not show any malformation:provided that up to 10% mass/mass is permissable for class I and up to 15% mass/mass is permissable for class II.

15 Set SP.14 Malformation Malformation Photo 1 Class 1& class II-not show any malformation:provided that up to 10% mass/mass is permissable for class I and up to 15% mass/mass is permissable for class II.

16 Malformation Set SP.15 Malformation Photo 1 Class 1& class II-not show any malformation:provided that up to 10% mass/mass is permissable for class I and up to 15% mass/mass is permissable for class II.

17 Set SP.16 Growth cracks Class 1 1 dry growth crack with ma depth of 3mm and ma length of 25mm and ma width of 3mm. Class 2 2 dry growth cracks with a ma depth of 6mm and ma length of 30mm and ma width of 6mm. Growth cracks Photo 1 Class I-may have one dry growth crack with a maimum depth of 3 mm. maimum length of 25 mm and maimum width of 3 mm. Class II- may have two dry growth cracks with a maimum depth of 6 mm, maimum length of 30 mm and maimum width of 6 mm.

18 Set SP.17 Growth cracks Multiple growth cracks Class I-may have one dry growth crack with a maimum depth of 3 mm. maimum length of 25 mm and maimum width of 3 mm. Class II- may have two dry growth cracks with a maimum depth of 6 mm, maimum length of 30 mm and maimum width of 6 mm.

19 Set SP.18 Foreign matter Foreign matter Photo 1 Class I-be clean and free from foreign matter, including soil. Apply tolerance only. Class II- be clean and free from foreign matter, including soil. Apply tolerance only.

20 Set SP.18 Sprouting Sprouting Photo 1 Class I-not have sprouts. Apply tolerance only. Class II- may have two sprouts per tuber with a maimum length of 3 mm or three sprouts with a maimum length of 2 mm.

21 Set SP.19 Secondary roots Secondary roots Photo 1 Class I-not specified-not allowed. Apply tolerance only. Class II- not specified-not allowed. Apply tolerance only.

22 Broken tips Set SP mm diamet er 17 mm diamet er 25 mm diameter 25 mm diameter Sealed tips Photo 1 Photo 1 Class I-have sealed broken tips with a maimum diameter of 17 mm. Class II- have sealed broken tips with a maimum diameter of 25 mm.

23 Eample of marking requirements Set SP.21 SWEET POTATOES Packed by: ABC Farming P.O. Bo 1122 Douglas 0070 PUC: D10111 Class: 2 Date: 09 December 2013 Size: 100g 400g Produce of South Africa