Home / Standards / GB/T 17980.44-2026 GB/T 17980.44-2026 Upcoming Pesticide—Guidelines for the field efficacy trials—Part 44:Herbicides against weeds in orchards 农药 田间药效试验准则 第44部分:除草剂防治果园杂草 Standard Type GBT ICS 65.100 CCS B17 Status 即将实施 Issue Date 2026-02-27 Implementation 2026-09-01 Responsible Dept 农业农村部 Drafting Unit N/A