Chongqing Provincial Standard of the People's Republic of China
Latest
DB50/T 1129-2021
Scope
This document is applicable to the evaluation and acceptance of the quality of the rice transplanting operation of the rice bowl blanket seedling machine.
DB50/T 1129-2021 history
2021DB50/T 1129-2021 The quality of transplanting rice seedlings in pots and blankets