1. If urea is improperly stored, it will easily absorb hygroscopic agglomerations, affect the original quality of urea, and bring about certain economic losses to farmers. This requires that farmers should properly store urea. Before use, be sure to keep the urea bags in good condition. Handle them gently during transportation and store them in a dry, well-ventilated place with a temperature below 20 degrees.

2, if it is a large number of storage, the following should use wood mats from about 20 cm, the upper and roof to leave more than 50 cm of space, in order to facilitate the ventilation of wet, between the ankle and the larvae to leave aisle. To facilitate inspection and ventilation. If the urea that has been opened has not been used up, it must be sealed in time to facilitate the use of the next year.

3, avoid contact with the skin and eyes.