T/JALNCP 2901-2023 Jinggangshan grape
T/JALNCP 2901-2023 Jinggangshan grape
Basic Information
Scope
Main Technical Content: 5.1 The production environment shall comply with the requirements of NY/T 391; organic products shall comply with the requirements of GB/T 19630. 5.2 Input material requirements: The use of input materials shall comply with the requirements of NY/T 393 and NY/T 394, and organic products shall comply with the requirements of GB/T 19630. 5.3 Quality requirements: 5.3.1 Basic requirements: The ear of corn shall be typical and intact, with the stalk and ear stem intact and fresh; the kernels shall be mature and uniform in size, with a regular shape and firm connection to the ear stem; the surface of the kernels shall be clean, free from diseased, insect-damaged, cracked, or rotten kernels; and they shall have the inherent color and flavor of the variety. 5.3.2 Grading: Grading shall be based on sensory evaluation and specifications, divided into superior and first-grade (see Table 1). Table 1 Grading Requirements Item Requirement Superior First-grade Tightness of the ear of corn Moderately tight Moderately tight Sensory evaluation Tightness of the ear of corn ≤5.0 ≤10.0 Accuracy of weighing 0.1g electronic balance Determination of the mass of a single ear of corn and the average mass of the ears, first calculating the standard deviation of the mass of a single ear of corn from the average mass, and then calculating the ratio of the standard deviation to the average mass Broken kernels and sun-damaged kernels, % None ≤0.3 Sensory evaluation Number of defective kernels in a single ear of corn, calculated as the number of defective kernels divided by the total number of kernels in the ear