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What are the specific appearance grade indicators for pear fruit?

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Pear appearance grade specification indicator items: Special grade, Grade 1, Grade 2. Basic requirements: fully developed, mature, fruit intact and good, fresh and clean, no off-flavor, no abnormal external moisture, no puncture wounds, no insect-damaged fruit and no disease. Color: has the color that this variety should have when mature. Single fruit weight (g): the single fruit weight grade requirements for major pear varieties are shown in Appendix A (normative appendix). Fruit shape: regular, relatively regular, may have defects, but no deformed fruit. Fruit surface defects: 1) Bruising and compression injury: none, none, slight bruising and compression injury allowed, area less than 0.5 cm2. 2) Abrasion injury: allowed area less than 0.5 cm

Pear appearance grade specification indicator items: Special grade, Grade 1, Grade 2. Basic requirements: fully developed, mature, fruit intact and good, fresh and clean, no off-flavor, no abnormal external moisture, no puncture wounds, no insect-damaged fruit and no disease. Color: has the color that this variety should have when mature. Single fruit weight (g): the single fruit weight grade requirements for major pear varieties are shown in Appendix A (normative appendix). Fruit shape: regular, relatively regular, may have defects, but no deformed fruit. Fruit surface defects: 1) Bruising and compression injury: none, none, slight bruising and compression injury allowed, area less than 0.5 cm2. 2) Abrasion injury: allowed area less than 0.5 cm2, 1 slight abrasion injury allowed, slight abrasion injury allowed, area less than 1.0 cm2, slight abrasion injury allowed, area not exceeding 2.0 cm2. Fruit russeting 2): slight fruit russeting allowed, area not exceeding 0.5 cm2, slight fruit russeting allowed, area not exceeding 1.0 cm2, fruit russeting allowed, area not exceeding 2.0 cm2. Water russeting: slight thin layer allowed, area not exceeding 0.5 cm2, slight thin layer allowed, area not exceeding 1.0 cm2, thin layer allowed, area not exceeding 2.0 cm2. Pesticide injury: none, slight thin layer allowed, area not exceeding 0.5 cm2, slight thin layer allowed, area not exceeding 1.0 cm2. Sunburn: none, none, slight sunburn allowed, area not exceeding 1.0 cm2. Hail injury: none, none, slight hail injury allowed, area not exceeding 0.4 cm2. Insect injury: none, dried insect injury allowed, area not exceeding 0.1 cm2, dried insect injury allowed, area not exceeding 0.5 cm2. 1) Fruit surface defects: Special grade must not exceed 1 item, Grade 1 must not exceed 2 items, Grade 2 must not exceed 3 items. 2) Pears whose fruit russeting is a varietal characteristic are not subject to this limit, but must conform to their varietal characteristics.

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