Urea is an amide nitrogen fertilizer. It must be hydrolyzed into ammonium nitrogen before it can be used by plants when applied to the soil. In the winter when the temperature is low, its fertilizer effect is slower than that of ammonium nitrogen fertilizer, but it is safer and suitable for growing a variety of vegetables, including corn, cabbage, eggplant, cucumber, pepper, garlic and other vegetables. 1. Cabbage Cabbage is a very common vegetable. Its environmental requirements are a suitable temperature difference between day and night, a cool and humid climate, and autumn has clear and cool weather with a better temperature difference between day and night. It is usually planted in spring and autumn. It is a fertilizer-loving plant and urea can be applied during its growth period. 2. Cucumber Urea is suitable for growing cucumbers. It is usually planted in spring and begins to mature in summer. It is rich in nutrients such as vitamin C and E. It can clear away heat and detoxify, lose weight and strengthen the body. It is best eaten in summer. 3. Chili Urea can also be applied during the growth period of peppers to supplement nutrients and promote growth. Peppers are also divided into many varieties and can basically be planted all year round. The yield is highest in spring and summer, and the soil needs to be kept moist during planting. 4. Garlic Urea can be applied during the growth period of garlic. It is one of the easiest vegetables to grow. Buy fresh, plump garlic cloves in the market and insert them directly into the prepared soil. Remember to water it and provide additional light. Garlic sprouts will soon grow and be harvested. Key points of growing vegetables with urea1. Usage: Urea is volatile and cannot be directly spread. The effect of flushing with water is not very good. It can be deeply applied or dissolved in water and then applied with drip irrigation. 2. Usage time: If you want to use urea mixed with water to water vegetables, it is best to do it every 4-7 days. When watering, you can pour it into the roots of the vegetables to allow the plants to absorb sufficient nutrients and grow more vigorously. 3. Note: Urea contains a small amount of biuret, which is toxic to plant seedlings or seeds. Therefore, it is best not to apply urea to the plants during these two stages, otherwise it will cause the death of the plants. |
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