Potatoes
82. (1) Ontario No. 1 Grade is the grade name for potatoes of similar varietal characteristics that are, (a) firm, fairly well matured, fairly well shaped and reasonably clean; (b) free from dumbbells, hollow hearts, necrosis, freezing injury, late blight, bacterial ring rot and soft rot; (c) free from damage caused by greening, abnormal growth, growth cracks, cuts, scab, dry rot, disease, sprouts, sunburn or insects, or by mechanical or other injury; (d) not potatoes from which knobs have been removed; (e) of, (i) in the case of round varieties, a minimum diameter of 2 inches and a maximum diameter of 3 ½ inches, except that in any package, not less than 75 per cent, by weight, of the potatoes shall be of a minimum diameter of 2 ¼ inches, and (ii) in the case of long varieties, a minimum diameter of 2 inches and a maximum diameter of 3 ½ inches except that for potatoes exceeding 3 ½ inches in length, the minimum diameter may be 1 ¾ inches; and (f) properly packed. R.R.O. 1990, Reg. 378, s. 82 (1). (2) Ontario No. 1 Large Grade is the grade name for potatoes that meet the requirements for Ontario No. 1 Grade except that the only requirement in respect of size is that the potatoes shall be not less than 3 ¼ inches in diameter. R.R.O. 1990, Reg. 378, s. 82 (2). (3) Ontario No. 1 Small Grade is the grade name for potatoes that meet the requirements for Ontario No. 1 Grade except that the only requirement in respect of size is that the potatoes shall be not less than 1 ¾ inches and not more than 2 ¼ inches in diameter. R.R.O. 1990, Reg. 378, s. 82 (3). (4) Ontario No. 2 Grade is the grade name for potatoes of similar varietal characteristics that are, (a) reasonably firm, reasonably mature, not seriously misshapen and reasonably clean; (b) free from damage caused by blight; (c) free from dumbbells, freezing injury, bacterial ring rot and soft rot; (d) free from serious damage caused by sunburn, greening, abnormal growth, growth cracks, cuts, scab, dry rot, or other disease or insects, or by mechanical or other injury; (e) not less than two inches in diameter except that in any package not less than 75 per cent by weight of the potatoes shall be, in the case of varieties other than long-shaped varieties, not less than 2 ¼ inches in diameter and, in the case of long-shaped varieties, not less than 1 ¾ inches in diameter and 3 ½ inches in length; and (f) properly packed. R.R.O. 1990, Reg. 378, s. 82 (4). (5) Ontario Mini Grade is the grade name for potatoes of similar varietal characteristics that are, (a) firm, well-shaped and clean; (b) free from blight, hollow heart, bacterial ring rot or other decay, sunburn, greening, insect injury, grass root holes, pitted scab, sprouts or mechanical or other injury; and (c) not more than 1 7/8 inches in diameter. R.R.O. 1990, Reg. 378, s. 82 (5). (6) In subsections (1) to (5), “fairly well matured” means that not more than 10 per cent by weight of the individual potatoes in a lot have more than one-quarter of the skin missing or feathered; “fairly well shaped” means that the individual potato is not materially pointed, dumbbell shaped or otherwise deformed; “reasonably clean” means that the individual potatoes are not caked with dirt or materially stained and the appearance of the potatoes is not materially affected; “reasonably mature” means that more than 10 per cent by weight of the individual potatoes in a lot have more than one-half of the skin missing or feathered; “seriously misshapen” means that the individual potato is pointed, dumbbell shaped or otherwise deformed; “soft rot” means any soft, mushy condition of the tissues of the potato. R.R.O. 1990, Reg. 378, s. 82 (6). (7) For the purpose of Ontario No. 1 Grade, Ontario No. 1 Large Grade and Ontario No. 1 Small Grade, “damage” means any injury caused by, (a) surface scab, (i) that shows no pronounced contrast with the background colour of the potato and the aggregate area affected exceeds 5 per cent of the surface of the potato, or (ii) surface scab that shows pronounced contrast with the background colour of the potato and the aggregate area affected exceeds 3 per cent of the surface of the potato, (b) pitted scab that affects the appearance of the potato to a greater extent than the amount of surface scab permitted under clause (a), or that causes a loss of more than 5 per cent of the total weight of the potato including the peel covering the defective area, (c) russet scab that materially affects the appearance of the potato, (d) sunburn that causes a dark green area more than one-half of an inch in diameter on a potato 2 ½ inches in diameter or a correspondingly smaller or larger dark green area on a smaller or larger potato, or that causes discolouration that extends into the flesh of the potato to the extent that it causes a waste of at least 5 per cent by weight of the potato including the peel covering the defective area, (e) greening that materially affects the potato by yellowish or greenish surface discolouration or that extends into the flesh of the potato to the extent that it causes a waste of at least 5 per cent of the total weight of the potato including the peel covering the defective area, (f) sprouts exceeding one-half of an inch in length on inspection at shipping point, or exceeding one inch in length on inspection at destination, where more than 10 per cent by weight of the potatoes are so affected, and (g) any other injury or defect that causes a waste of more than 5 per cent of the total weight of the potato including the peel covering the defective area. R.R.O. 1990, Reg. 378, s. 82 (7). (8) For the purpose of Ontario No. 2 Grade, “damage” means blight that causes a waste of more than 5 per cent of the total weight of the potato, including the peel covering the defective area. R.R.O. 1990, Reg. 378, s. 82 (8). (9) For the purpose of Ontario No. 2 Grade, “serious damage” means any injury caused by, (a) scab when more than 25 per cent of the surface of the potato in the aggregate is affected, and (b) defects, including scab, that cause a waste of more than 10 per cent of the total weight of the potato including the peel covering the defective area. R.R.O. 1990, Reg. 378, s. 82 (9). (10) For the purposes of Ontario No. 1 Grade, Ontario No. 1 Large Grade, Ontario No. 1 Small Grade and Ontario No. 2 Grade, the tolerances by weight for variations incidental to grading, packing and handling are, (a) 5 per cent below minimum size and 5 per cent above maximum size; (b) 1 per cent soft rot other than bacterial ring rot; (c) 3 per cent hollow hearts for Ontario No. 1 Grade and Ontario No. 1 Small Grade, 5 per cent hollow hearts for Ontario No. 1 Large Grade and 10 per cent hollow hearts for Ontario No. 2 Grade; and (d) 4 per cent for other grade defects, where the total grade defects in any lot are not more than 10 per cent, but a package may contain one defective and one off-sized potato. R.R.O. 1990, Reg. 378, s. 82 (10). (11) For the purposes of Ontario Mini Grade, the tolerances by weight for variations incidental to grading, packing and handling are, (a) 5 per cent above maximum size; (b) 3 per cent affected with hollow heart; (c) 1 per cent affected by decay; (d) 5 per cent having grade defects other than those referred to in clauses (a), (b) and (c); and (e) 10 per cent having grade defects of any kind including those referred to in clauses (a), (b), (c) and (d). R.R.O. 1990, Reg. 378, s. 82 (11). (12) Subsections (1) to (10) apply to new potatoes except that for new potatoes shipped on or before the 15th day of September in any year from the packer’s premises, (a) the minimum diameter shall be 17/8 inches for new potatoes of Canada No. 1 Grade, Ontario No. 1 Grade and Ontario No. 2 Grade; (b) washed new potatoes need not be reasonably mature; and (c) any lot of unwashed new potatoes of Canada No. 1 Grade or Ontario No. 1 Grade shall contain not more than 10 per cent of the new potatoes with more than half the skin feathered or missing. R.R.O. 1990, Reg. 378, s. 82 (12).