Urea topdressing attention timely cover or irrigation, due to high temperatures, rapid urea conversion, urea conversion product is ammonium carbonate, which is more unstable than ammonium bicarbonate, commonly known as "gas child fertilizer", will produce large amounts of ammonia. If you do not bury urea in the soil or sprinkle it on the ground without immediate watering, then the consequences of volatilization of ammonia will cause the leaves to burn. In severe cases, the leaves of the plant will be boiled, even if the ammonia is not roasted. The loss of nitrogen caused by the leaves will also pollute the environment and reduce the utilization rate.
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Plant Growth Regulator,Soil Conditioner,Organic Fertilizer,Gibberellin 90%,Potassium Humate
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