Liaoning Provincial Standard of the People's Republic of China
Latest
DB21/T 3513-2021
Scope
This document stipulates the terms and definitions of corn straw plowing and alternate return to fields, as well as technology selection principles, technical processes, operation requirements, etc. This document is applicable to the operation of returning corn straw to the field.
DB21/T 3513-2021 history
2021DB21/T 3513-2021 Technical Regulations for Alternately Returning Corn Stalks to Field