Determination on humic acid for compound fertilizer by potassium bichromate titrimetric method, it is convenient to application and popularity, test results are satisfaction.
采用重铬酸钾容量法测定复混肥料中腐植酸含量，试验结果满意，便于推广应用。
This paper studied the effect amended Lateritic Red soil using graft copolymer of nitro-humic acid with acrylic acid and acrylamide on the adsorption and desorption of potassium ion in soil.
本文研究了经施用硝基腐植酸与丙烯酸、丙烯酰胺三元接枝共聚物的赤红壤中钾离子的吸附和解吸的影响。
This paper studied the effect amended Lateritic Red soil using graft copolymer of nitro-humic acid with acrylic acid and acrylamide on the adsorption and desorption of potassium ion in soil.
本文研究了经施用硝基腐植酸与丙烯酸、丙烯酰胺三元接枝共聚物的赤红壤中钾离子的吸附和解吸的影响。
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