A few techniques for growing green onions, good quality and high yield are no longer difficult.

The main results are as follows: 1. "big sycamore", "holly" or "Yefu No.1" are selected for variety selection, and their common advantages are tall plants, good quality and high yield.

2. The seedlings were raised in late autumn and August of the first year, and overwintered in the open field. After turning the seedling land deep, rake it flat with bottom fertilizer and make a 100 cm wide border before sowing. Can be spread, covering 1.5 cm, 1 kg per mu. After emergence, the soil can be properly watered once when it is dry. And fertilizer was applied once with water.

3. Planted in mid-June after zucchini harvest, remove sundries such as seedling vines, rake flat after deep turning and fertilization, and use ploughing to open ditches with a depth of 15 cm. The transplanting row spacing is 50-60 cm, and the plant spacing is 6-8 cm. When planting seedlings, we should master the essentials of deep planting, oblique planting and shallow soil covering. 12000-15000 seedlings per mu.

4. After the field management shoveled and boring once, combined with watering, 15-20 kg ammonium nitrate was applied. With the growth of the plant, the soil was cultivated for 3 times, and the soil should not be pressed on the growing point. Harvest in early October.