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Second, the characteristics of characteristics Huawang cabbage plant height 20-25cm, degree of development about 16cm, the plant shape for the erect shape, dark green leaves, petiole was longer green, less cellulose, beautiful plant shape, good quality, good merchandise , Plant weight 100-150g. The variety has good heat resistance, high humidity resistance, strong disease resistance, high growth rate, high yield, large tree shape and 3000kg per mu, which is suitable for summer cultivation.
Third, the cultivation techniques
1. Seeding and planting A batch of plants will be planted every 5-6 days starting from April 20 and will be broadcast until the end of July. The sowing volume will be 400g per mu. In the shed, the seedbed is required to be leveled, soaked in the bottom water and sowed. After sowing, the sorghum will be watered once and then watered. Then, the sunshade net or straw mulch shall be covered on the sacral surface, and the film shall be covered with a film and a shade net. The water is poured once every 3-4 days to keep the soil slightly wet, and the watering effect is better with micro-spraying. After the seedlings are 2-3 times, the weak seedlings are removed. The organic compound fertilizer is applied before the planting of green vegetables, 600kg per mu, and after the ploughing, three pods per shed and deep sorghum are made. When the seedling grows up to 4 leaves and 1 heart (about 25 days old), it can be planted with a spacing of 10cm--12cm square. After planting, it is required to cover the shade net on the roof.
2. In the field, timely watering and revitalizing trees after planting. Since the soil is in a hot season, the soil should always be kept moist to promote growth. Composting to see the seedlings, such as foot fat, seedling potential is not good, otherwise, top dressing 1-2 times, Mushi urea 15kg or so.
3. Diseases and insect pests prevention and control diseases are mainly virus diseases, and the prevention and control of aphids are strengthened. Insect pests mainly include Plutella xylostella, Pieris rapae, etc., and were treated with Ruijinte 5% colloidal suspension 2000 times 40 ml spray and 30-40 ml per mu.
4. When the plant is harvested, the line between the plant and the plant is slightly crowded. When the plant weight is more than 100g, it is harvested in time. General planting to harvest about 25 days. .
I. Variety source Japan Musashino Co., Ltd.