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腐植腐如同水、土和空气一样是与生物有着密切关系而又不大出名的一种物质。天然腐植酸是由植物残体,经长期复杂的化学和微生物腐解后形成的一类高分子、弱酸性的有机化合物。它广泛存在于土壤有机物,泥炭,褐煤,风化煤和海洋、湖泊以及沼泽地的沉积物中。
Humus rot is like water, soil and air are as closely related with the creature is not a well-known material. Natural humic acid is a group of macromolecule, weakly acidic organic compounds formed by plant residues, decomposed by long-term complex chemical and microbial. It is widespread in soil organic matter, peat, lignite, weathered coal and sediments in the oceans, lakes and marshes.