double minus

double minus, Total:9 items.

The international standard classification for "double minus" includes: .

The Chinese standard classification for "double minus" includes: .

Group Standards of the People's Republic of China

• T/GXAF 0002-2021 Code of practice for cowpea pesticide and fertilizer reducing application
• T/GXAF 0003-2021 Code of practice for chive pesticide and fertilizer reducing application
• T/GXAF 0001-2021 Code of practice for tomato pesticide and fertilizer reducing application

石家庄市市场监督管理局

• DB1301/T 409-2022 Technical regulations for the production of open-field broccoli with double reduction of fertilizers and pesticides

Inner Mongolia Provincial Standard of the People's Republic of China

• DB15/T 2465-2021 "Double reduction" cultivation technical regulations of wheat in the dry area of eastern Inner Mongolia
• DB15/T 1979-2020 Shallow buried drip irrigation double reduction and synergistic cultivation technical regulations for corn
• DB15/T 1991-2020 Technical Regulations for Potato Cultivation in High Ridge and Drip Irrigation in Semi-arid Region

Professional Standard - Aviation

• HB 1-814-1976 Double lug shock nut
• HB 1-814-1983 Double lug shock nut

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