A new fertilizer of cocrystal type,known as durably efficacious ammonium bicarbonate(DEAB),has been developed by adding a certain amount of dicyandiamide(DCD)as an ammonia-stabilizing agent to ammonium bearbenate(AB)d...A new fertilizer of cocrystal type,known as durably efficacious ammonium bicarbonate(DEAB),has been developed by adding a certain amount of dicyandiamide(DCD)as an ammonia-stabilizing agent to ammonium bearbenate(AB)during the process of its production.As compared with AB,DEAB was found to have a reduction of direct volatilization loss by 53%,a fertilizer availability period prolonged from 35-45 to 90-110 d,and an increase in the rate of nitrogen in fertilizer being utilized by 5.9%-10.2%,and a saving of the amount of fertilizer to be ap-phed by 20%-30%for the same level of yield,or an increase of the crop yield by over 10%for the same level of ni-tregen fertilization;in addition,it was found to show usually a function of promoting the crop to early mature.It can be applied as basal dressing all in one time to soil and thus also used as a labour-saving and crop yield-increasing fertil-izer for is non-mtertillage,plastics film covering and water-saving agriculture.展开更多
文摘A new fertilizer of cocrystal type,known as durably efficacious ammonium bicarbonate(DEAB),has been developed by adding a certain amount of dicyandiamide(DCD)as an ammonia-stabilizing agent to ammonium bearbenate(AB)during the process of its production.As compared with AB,DEAB was found to have a reduction of direct volatilization loss by 53%,a fertilizer availability period prolonged from 35-45 to 90-110 d,and an increase in the rate of nitrogen in fertilizer being utilized by 5.9%-10.2%,and a saving of the amount of fertilizer to be ap-phed by 20%-30%for the same level of yield,or an increase of the crop yield by over 10%for the same level of ni-tregen fertilization;in addition,it was found to show usually a function of promoting the crop to early mature.It can be applied as basal dressing all in one time to soil and thus also used as a labour-saving and crop yield-increasing fertil-izer for is non-mtertillage,plastics film covering and water-saving agriculture.
