Yiziqianhong is a special broccoli variety cultivated by Shanghai Bilvyi Seed Industry Co., Ltd. Its flower ball is a fuchsia red and rich in anthocyanins, which makes it a new favorite of modern health care vegetables. This species has blue-green leaves, erect growth, plant height of 65 to 70 cm, single flower ball weight of 0.8 to 1 kg; mainly in the autumn cultivation, harvesting after about 80 days after planting; resistant to water, antiviral disease. In recent years, Cixi City, Zhejiang Province has introduced planting. The output per mu reached 1960 kg. The sales situation is good. The output value per mu is 4,150 yuan, which is an increase of 1,500 yuan per mu over the same season of ordinary broccoli varieties, an increase of up to 50%.
Sowing seedlings will be sown on July 10-15, with 12-15 grams per acre. Due to the positive value during the sowing period and the high price of seeds of the Zizania in order to increase the emergence rate and survival rate, it is better to adopt the nutrition seedlings or plug seedlings. After the broadcast, cover the shade nets in time to prevent the temperature from being too high and remove them one week before planting.
Planting seedling age 28 to 30 days, transplanted in late August. Due to the need for sufficient sunbeams for flower bulb coloring, the planting density should not be too high. It is advisable to plant 1800-2000 plants per acre. The fertilizer and water management measures are the same as those of ordinary broccoli varieties.
Prevention and control of pests and diseases caused by black rot in the process of prone to black rot, especially in heavy rainy years, should be through seed disinfection, rational rotation, remove water and other field management measures to prevent. Chemical control is carried out in the middle or late October, and it can use Longkei 20% thiazole copper suspoemulsion 500 times, or 72% agricultural streptomycin sulfate soluble powder 4000 times, or Garrinone 47% spring thunder-copper wettability. Powder 800 times liquid spray.
Picking fresh leaves from the trees requires sufficient sunlight to color them completely. It is necessary to intensify this measure of leaf picking, especially in the first half of the harvest to remove the leaves that block the sunlight.
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