Non-polluted cultivation techniques of Chinese cabbage

[ Agricultural Products Network] When cabbage is cultivated without pollution, three points should be noted:

1. The selection of varieties and sowing in late February to early April in batches sowing, transplanting or direct seeding to seedling (commonly known as chicken or cabbage dish hair) market. In the late March, sowing, it is advisable to use late-maturing varieties, such as slow in April. After planting late March, more choice of early maturing varieties, such as tall white, and white bantam, sowing seeds per acre 1.2 to 1.5 kg.

2. Selecting the ground should choose no loose waste soil, no excessive pesticide residues and toxic heavy metal loose soil, adopt narrow narrow ditch cultivation, the width is 1.5 meters, and the surface is required to be flat. More application of old ash and soil fertilizer to improve soil temperature.

3. Seeding and planting spring cabbage is mostly listed on seedlings and partially colonized. After sowing, apply 40% to 50% of manure and manure, and then decide to water according to the weather and dry and wet conditions. When seedlings are planted, the seedling age is 15 to 25 days, the row spacing is 16 cm, and the plant spacing is 6 to 10 cm. Multi vegetables and melons, and beans intercropping.