T/HHACA 0014-2021 Quality agricultural products from Heilongjiang province, including wild blueberries from the Da Hinggan Mountains

Scope

Scope: This standard specifies the geographical production area, requirements, experimental methods, inspection rules, and marking, packaging, transportation, and storage for high-quality agricultural products - wild blueberries from Daxinganling in Heilongjiang Province. Main technical content: 5.3 Quality requirements 5.3.1 Basic requirements 5.3.1.1 Inherent characteristics and flavor of Daxinganling blueberries. The wild fruits are oval or round, with a blue-purple skin and beautiful color. The surface is covered with a layer of white powder, and the flesh is light green and delicate, semi-transparent, with a thin skin and juicy texture, and extremely small seeds. The average weight of blueberries is 0.5~2.5g, with a maximum weight of 5g, a 100% edible rate, a pleasant sweet-and-sour taste, and a fragrant aroma, making them an excellent fresh food. 5.3.1.2 Having a maturity suitable for market sales or storage. 5.3.1.3 Keeping the fruits intact and in good condition. 5.3.1.4 Being fresh, clean, and odorless. 5.3.1.5 Free from abnormal foreign water. 5.3.1.6 Free from diseased or pest-infested fruits. 5.2 Quality grading requirements On the basis of meeting the basic requirements, the fruits are divided into superior, first-class, and second-class. The specific requirements are in accordance with Table 1. Table 1: Quality requirements for blueberries as high-quality agricultural products Grade Requirements Superior First-class Second-class Powder Complete Stem tear None ≤1% Fruit shape Typical characteristics, no defects Maturity No overripe or unripe fruits ≤1% Fruit diameter, D, mm ≥10 ≥D≥9 ≥D≥8 Uniformity ≥90% ≥80% 5.4 Allowable quality deviations 5.4.1 For superior-grade products, the allowable deviation of fresh blueberries from the grade requirements is 5% by weight, but they must meet the requirements for first-class products. 5.4.2 For first-class-grade products, the allowable deviation of fresh blueberri

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