【摘要】 论述了腐植酸分析的难点,介绍了我国腐植酸及其产品的标准化发展概况。重点对肥料标准化中存在的主要问题进行了讨论。更多还原

【Abstract】 This paper described the difficulties in analyzing humic acid and the standardization development of humic acid and its products in our country. The main issues of fertilizer standardization were discussed emphatically.更多还原