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有机质与腐植酸的含量存在一定的相关性 ,而有机肥料中的有效成分——腐植酸含量对肥效及土壤物理性能起着重要作用。建议对 GB188772 0 0 2有机无机复混肥料国家标准增补腐植酸的质量指标及其测定方法
Organic matter and humic acid content there is a certain correlation, and organic fertilizer in the active ingredient - humic acid content of fertilizer and soil physical properties play an important role. Proposed GB188772 0 0 2 organic and inorganic compound fertilizer added national standard quality indicators and determination of humic acid