What should I do if the green onions are short? How to prevent it? (with reason analysis)

Scallions are a very popular dish that can be used as a recipe or as a raw food. Have good food value and nutritional value, then everyone knows where the green onion is mainly eaten? In fact, it is scallion, but what about the short green onions? Is there any good prevention method? The following small series will introduce you in detail.

First, the variety selection

The green onions are mainly divided into two types: long white and short white. When selecting the varieties, the fine varieties with long onions and white varieties should be selected. The long onion white varieties, the plants are tall and the yield is high, but they should be selected according to the local soil and climatic conditions.

Second, soil preparation and fertilization

Choose a deep soil layer, fertile soil, well-drained plots, and deep ploughing, at least 30cm deep, to remove impurities, pests, weed roots, etc. in the soil, to facilitate post-management. Ditching and fertilizing before planting, the application of farmyard manure can be 2000~3000 kg, then deep ditch and ditch, so that the soil is combined, and the new high-fat film is moisturized and moisturized.

Third, scientific colonization

When planting onions, you should plant them in shallow depths so that they can be cultivated in stages. Generally, the plant spacing is 1 cm, and the buried soil is about 8 cm. The standard is not to bury the onion and heart.

Fourth, strengthen cultivation management

After entering the onion growth period, fertilization is mainly based on quick-acting nitrogen fertilizer. When rooting is applied to watering the roots, it should be poured and re-casted to keep the soil moist to meet the growth requirements of green onion.

5. Combining cultivating to cultivate soil

Before the rainy season, the furrows should be ploughed out of the ridges to prevent the roots from rotting. After 10 to 15 days after the beginning of autumn, the soil was cultivated once, and the soil was an effective measure to increase the length of the onion, which was cultivated 3 to 4 times. Shallow first secondary culture to increase in temperature, the two multi-earth, especially as high as possible to the last training, not more than leaf.

Green onions are very popular dishes, especially in the north. The method of planting is simple, and it is resistant to storage. The most valuable is the scallion. The above is a short-term control method for green onions and whites. You can learn from them.

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