Recently, the Institute of Agricultural Chemicalization under the Academy of Agricultural Science completed the large-capacity process of nitrohumic acid soda and supplied scores of tons of nitrohumic acid soda to cooperative farms.

The nitrohumic acid soda is a kind of fertilizer made by treating humic acid with nitric acid and takes effects better than humic acid in promoting the growth of crops and improving soil for containing more functional groups.

Its effects have been proved after its application.

According to Ri Chol U, section chief of the institute, the process is capable of satisfying the domestic demand for nitrohumic acid soda.