DB34/T 3978-2021 Technical regulations for soil tillage and fertilization of straw rotation and concentrated returning to the field with rice stubble and wheat (English Version)
Anhui Provincial Standard of the People's Republic of China
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DB34/T 3978-2021
DB34/T 3978-2021 history
2021DB34/T 3978-2021 Technical regulations for soil tillage and fertilization of straw rotation and concentrated returning to the field with rice stubble and wheat