Grade designation | Grade Requirements | Grade tolerances |
1 | 2 | 4 |
Extra class | Onion shall be of superior quality.
They shall be characteristic of the variety and /or commercial type.
The bulbs shall be :
– firm and compact;
– unsprouted (free from externally | 5% by number or weight of onion not satisfying the requirements of the grade, but meeting those of Class I grade or, exceptionally, coming within the tolerances of that grade. |
| visible shoots);
– properly cleaned;
– free from swelling caused by abnormal development;
– free of root tufts, however, onions harvested before complete maturity, root tufts are allowed.
They shall be free of defects, with the exception of very slight superficial blemishes, provided these do not affect the general appearance of the produce, the quality, the keeping quality and presentation in the package. |
|
Class I | Onion shall be of good quality. They shall be characteristics of the variety and/or commercial type.
The bulbs shall be :
– firm and compact;
– unsprouted (free from externally visible shoots);
– free from swelling caused by abnormal development;
– free of root tufts, however, onions harvested before complete maturity, root tufts are allowed.
The following slight defects, however, may be allowed provided, these do not affect the general appearance of the produce, the | 10% by number or weight of onion not satisfying the requirements of the grade, but meeting those of Class II grade or, exceptionally, coming within the tolerances of that grade. |
| quality, the keeping quality and presentation in the package.
– a slight defect in shape;
– a slight defect in colouring;
– light staining which does not affect the last dried skin protecting the flesh, provided it does not cover more than one- fifth of the bulb’s surface.
– Superficial cracks in and absence of part of the outer skins, provided the flesh is protected. |
|
Class II | Onion which do not qualify for inclusion in the higher grade, but satisfy the minimum requirements. They shall be reasonably firm. The following defects may be allowed, provided the onion retain their essential characteristics as regards the quality, the keeping quality and presentation.
– defects in shape;
– defects in colouring;
– early signs of shoot growth visible from outside (not more than 10% by number or weight per unit of presentation);
– traces of rubbing;
– slight marking caused by parasites or disease;
– small healed cracks;
– slight bruising, healed, unlikely | 10% by number or weight of onion not satisfying the requirements for the grade but meeting the minimum requirements. |
| to impair keeping qualities;
– root tufts;
– stains which do not affect the last dried skin protecting the flesh provided they do not cover more than half the bulb’s surface;
– cracks in the outer skins and the absence of a part of the outerskins from not more than half of the bulbs’s surface;
– cracks in the outer skins and the absence of a part of the outerskins from not more than one-third of the bulb’s surface, provided the flesh is not damaged. |
|
- intact,
- sound, produce affected by rotting or deterioration such as to make it unfit for consumption is excluded,
- clean, free from any visible foreign matter,
- free from damage caused by frost;
- sufficiently dry for the intended use(in the case of onions for storing, at least the two first outer skins and the stem must be fully dried)
- without hollow or tough stems;
- practically free from pests;
- practically free from damage caused by pests;
- free of all abnormal external moisture;