腐植酸对动物有多种生理效应并促进生长,对植物可作为肥料增效剂和生长刺激剂。国内外学者均报道了腐植酸刺激植物生长发育的作用。作为生长刺激剂,其使用剂量十分重要,对不同种类植物,或同种植物的不同组织器官和不同发育阶段都可能对刺激剂有不同的剂量要求,特别因为腐植酸类产品往往不是单纯一种物质,各地产品所含大小分子的比例,所含活性基团种类及 Humic acid has a variety of physiological effects on animals and promote growth, the plant can be used as a fertilizer synergist and growth stimulant. Domestic and foreign scholars have reported the role of humic acid to stimulate plant growth and development. As a growth stimulant, the dosage is very important. Different doses of stimulants may be required for different kinds of plants or different organs and stages of the same plant, especially because humic acid products are not always pure Substance, the proportion of the size of the products contained in the region, the types of active groups contained