| 摘要 |
Title fertilizers were manufd. by addn. of 0.1-10 wt% dicyandiamide. Thus, a mixt. contg. (NH4)2SO4 60 and NH4NO3 40 wt. parts was mixed with an amt. of H2O permitting the melting of these compds. at 80≦̸C and 4 wt. parts of dicyandiamide were added to the melt and granulated. The fertilizer was not caked during 4-weeks peroid of storage at normal air humidity.
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