This standard specifies the basic requirements for Chinese cabbage seed breeding bases and breeding techniques. This standard applies to the production of various types of Chinese cabbage seeds.
NY/T 972-2006 Referenced Document
GB 16715.2 Seed of gourd and vegetable crops.Part 2:Chinese cabbage*, 2011-01-14 Update
NY/T 5004 Technical regulations for the production of pollution-free food Chinese cabbage
NY/T 972-2006 history
2006NY/T 972-2006 Rule of operation for the production technology of Chinese cabbage seed