Good anti-season Chinese cabbage, high planting rate, high emergence rate, short growth period, early market, labor saving and high economic benefits.
   First, the selection of excellent varieties: mainly in early maturity, high yield, high quality, heat resistance.
   Second, timely sowing, fertilizer nursery bed: can be planted in late April to mid-June, choose higher ground, to facilitate drainage, loose soil fertile, sunny land for seedbed, the requirement is not planted cruciferous Qiancha vegetables. 10 days before planting the whole well, seedbed width of 1 to 1.5 meters, according to the topography may be long, 25 to 30 cm deep, 40 cm wide groove. 100 kg of decomposed organic fertilizer per bed , (or 40 kg of bio-organic fertilizer ), and 2 to 3 kg of diammonium phosphate . The amount of seed used is 30~50 grams, and it is evenly spread with fine sand and seeded , and 200~300 kg of diluted manure is poured . The soil is covered with thin soil and watered to moisten the seedbed. Then cover with a straw curtain (straw curtain). If the frame is covered, pay attention to timely ventilation.
   Third, seedling management: sprayed every 7~10 days after emergence, leafy type Tianda 2116 plus mites, spraying 2~3 times throughout the seedling period. Pay attention to weeding, seedlings, and elimination of sick and weak seedlings.
   4. Transplanting and planting: ( 1 ) Choose a land with good drainage and fertile land. ( 2 ) Apply the base fertilizer and plow the tillage. After leveling, the height is 15~20 cm, the width is 1 m, the gutter width is 25~30 cm, and each row is 3 rows. ( 3 ) When the seedlings are 5~8 leaves, they are transplanted. After planting, the agricultural teaching music 800 times liquid is used to reduce the root damage, promote rooting and shorten the slow seedling time.
   V. Field management: timely check seedlings and seedlings, early fertilization, combined with insecticide spraying, leafy type Tianda 2116 plus bully spirit. In the rosette and ball-forming period, timely apply multi-component fertilizer (or fertilization), avoid single application of urea, early control of aphids, cabbage caterpillars and other pests, implement pollution-free control method, select acetamiprid plus avermectin spray . Pay attention to the prevention and treatment of viral diseases, soft rot, etc., choose Tianda Yufeng or virus special Tianda 2116 .
Author: Red Fan
Source: Farmers Daily
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