No need water to irrigate ,can dissolve itself by absorb moisture in air.
Save cost for labor and water !
Increase utilization of other fertilizers by 20%min; Increase 20-30% yield !
Whole new organic fertilizer, help gain new market !
Humic acid: 7-10%
K2O: 0.05% ,trace elements: Ca, Mg, Mn, Cu, S
Content for each of them is adjustable
Organic matter: 75%min
Comparison with normal Urea:
Normal Urea contained 46% Nitrogen.
Absorbtion rate: 35%.
So useful Nitrogen is 16%
Black Urea contained 27% Nitrogen.
Absorbtion rate: 80%.
So useful Nitrogen is 21.6%
Higher than Currently Highest
Adjust soil PH value and improve quality of soil;
Chelate with trace elements in soil, make them easy to be absorbed by crops;
Promote crop growth.
Supply different minerals for crops
Utilization of nitrogen increase by 15-30%