At HZPC we set our quality standards rather high.
Also concerning some major quality aspects like Common Scab, Silver Scurf and Rhizonctonia, we strive to deliver even better quality than what is expected of Dutch standards.
|Quality issue||NAK norm||HZPC norm|
|Common Scab||Scab scale 2,5||Scab scale 1,5|
|Rhizoctonia||< 25 %||< 15 %|
|Silver Scurf||No soft or wrinkled tubers due to Silver Scurf||<10 % tubers with +1/3 Silver Scurf on the skin|