This standard specifies the terms related to soil conditioner effect testing, test requirements and content, effect evaluation, report writing and other requirements. This standard is applicable to the evaluation of test effects of soil conditioners.
NY/T 2271-2016 history
2016NY/T 2271-2016 Soil amendments.Regulations of efficiency experiment and assessment
2012NY/T 2271-2012 Soil amendment.Regulations of efficiency experiment and assessment