GB/T 30763-2014Guideline for grade of agricultural products (English PDF)

2.1 Grading

According to certain criteria to distinguish differences in the quality of agricultural activities, including the quality grading and classification specifications grading.

2.2 Level classandgrade

Agricultural product quality grading regulations and (or) standard grading done.

2.3 Differential

Agricultural products or the like between adjacent corresponding index level difference.

2.4 Tolerance

A number of agricultural products is lower than the limits of the allowed level of quality requirements.

3.1 Markets First Principles

When selecting and determining the ranking factor, it should give priority to the needs of agricultural trade.

3.2 Quality guiding principles

To reflect the high quality of agricultural products should be characterized by the need to make appropriate and reasonable regulations to help guide to improve the quality of agricultural products.

3.3 Applicability of Principle

Should be based on the use of agricultural products, storage and processing methods, consumer groups demand and other factors, combined with the existing level of quality and actual production is divided

Grade, quality changes occuring (eg. decay, deterioration, etc.) to make reasonable restrictions.

3.4 Scientific Principles

OK gradation index options and index parameters should be based on data on the quality characteristics of agricultural products, the market situation, market price and other prospective and experience

Indeed on the basis of induction, and fully consider the production and supply and demand factors such as grading costs and benefits of agricultural products.