Visual quality defects on potatoes



COLOUR PLATES  |  GUIDE TO GRADING REGULATIONS
Compiled by PROKON, in collaboration with Potatoes SA and Department of Agriculture, Land Reform and Rural Development


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GREENING
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SPROUTED

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MALFORMED
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GROWTH  CRACKS
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MECHANICAL DAMAGE
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ABRADED
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VASCULAR BROWNING
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BROKEN AND CUT TUBERS
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SOILED
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INSECT DAMAGE
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EELWORM
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RHIZOCTONIA
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SKIN EELWORM AND ENLARGED LENTICELLS
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COMMON SCAB AND SIMILAR DEFECTS
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DRY STEM-END ROT AND OTHER TYPES OF DRY ROT
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BROWN FLECK
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INSECT INFESTATION (TUBER MOTH), AND VASCULAR BROWNING
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DAMAGE BY WATER GRASS AND OTHER PLANTS AND  HOLLOW-HEART
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ASSIGNEE  |  ACCREDITATION  |  MEMBERSHIP




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DALRRD

Official assignee of the Department of Agriculture, Land Reform and Rural Development

 
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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