Chongqing Provincial Standard of the People's Republic of China
Status
2020-07
Latest
DB50/T 40-2001
Scope
This standard stipulates the environmental requirements for pollution-free vegetable production bases, cultivation technology principles, fertilizer use principles, and pest control technology principles; this standard is applicable to the production of pollution-free vegetables in Chongqing.
DB50/T 40-2001 history
2001DB50/T 40-2001 General Principles of Technical Specifications for Pollution-free Vegetable Production