Visual quality defects on onions



ONION DEFECTS  |  GUIDE TO GRADING REGULATIONS
This onion colour plate book is compiled by Product Control for Agriculture (PROKON)


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BLACK MOULD
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LOOSE BRACTS
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SPROUTS
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INSECT DAMAGE
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SHAPE
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THICK NECKS
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HEAT DAMAGE
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COLD DAMAGE
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DOUBLE BULBS
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BRUISING
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MECHANICAL DAMAGE
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GREENING
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WEATHER STAINS
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LONG STEMS
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DRY DECAY
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WET DECAY
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LONG ROOTS
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ASSIGNEE  |  ACCREDITATION  |  MEMBERSHIP




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DEPARTMENT AGRICULTURE

Official assignee of the Department of Agriculture.

 
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SANAS

SANAS accreditation for the inspection of fresh produce

Prokon has received the internationally recognised ISO/IEC 17020:2012 accreditation from SANAS for the inspection of fresh produce at fresh produce markets, retail and imports in South Africa. Prokon is still the only South African company that is internationally accredited by SANAS to conduct inspections on fresh produce.  

 
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IFPA member

Affiliated membership of the International Fresh Produce Association: IFPA