GB/Z 39121-2020

Specification for operation management of biochar production from crop staw on soil quality improvement project

STANDARD published on 11.10.2020

English, Chinese -
electronic design (pdf) (298.80 USD)

The information about the standard:

Designation standards: GB/Z 39121-2020
Publication date standards: 11.10.2020
Country: Chinese technical standard
Category: Technical standards GB