How to plant pakchoi (green vegetables) in order to avoid the phenomenon of "yellow in the ground"?

I believe everyone is familiar with the lyrics of "Chinese cabbage, yellow in the field". Today, the editor of Tuliu.com is going to talk to you about this Chinese cabbage. Chinese cabbage is also known as green cabbage. There are different cultivation methods in spring and autumn. So how should we grow green vegetables in order to avoid the yellow soil?

I. cultivation methods in spring

1. Seed selection

Green vegetables planted in spring should choose varieties with strong winter resistance, so that it is not easy to bolt.

2. Raising seedlings

The nursery land is made into a two-meter-wide bed, and one mu of land is fertilized with rotten organic fertilizer of 1000 kilograms. Sow seeds from early to late October, using three kilograms per mu of land, sowing evenly and compacting the land after sowing. After emergence, seedlings for two to three times, the right amount of topdressing. When the seedling has six to seven true leaves, it can be set in the field.

3. Land preparation

After ploughing in the field, apply 50 kilograms of special compound fertilizer for vegetables and one mu of land as base fertilizer to make a bed 2.5 meters wide. Wait for a set value.

4. Field management

After the fixed value of live seeds, topdressing once, applying five kilograms of urea per mu, applying the second time before closing the row, applying 7.5 kilograms of urea per mu.

5. Harvest

The March harvest of open field seedlings is slow from February to late March, while that of greenhouse seedlings is slowly harvested from March to early April, using kitchen knives to remove roots, and net vegetables are on the market.

Second, cultivation methods in autumn

1. Variety

Generally choose virus-resistant varieties such as dwarf Kangqing, Xinchangqing and so on.

2. Raising seedlings

Reorganize the nursery land and sow the seedlings in batches from early August to late September, with a sowing rate of 0.5 to 0.7 kg per mu and watering once a day after sowing. Two to three times after emergence, the final distance between seedlings is three centimeters.

3. Fixed value

The setting time is generally from early September to early November, and the row spacing is 20x25 centimeters. After setting the value, the roots should be watered.

4. Field management

After the seeds are alive, fertilize for the first time, use urea 5 kg per mu of land, and top fertilize once before sealing. If you encounter drought, you should water or irrigate in time.

5. Harvest

According to the fixed value period is not used, the harvest time is also different, fixed value in September, 25 to 30 days can be harvested. Those fixed in mid-October can be harvested in about 40 days, and those set in late October to early November will be harvested in 45 days.

The above is the planting method of green vegetables brought by Tuliu.com. I hope it will be of some help to the growers, so we will see you next time.