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。