Heat-resistant spring cowpea cultivation points
Spring Kidney Bean (III) is a fine variety with excellent heat resistance, antiviral and insect resistance introduced by the Department of Small Seedlings and Seedlings of Zhuzhou City, Hunan Province. It can be cultivated in spring, summer and autumn. After several hundred points in the country, three consecutive years of tests have proved that this variety is suitable for cultivation in various places.
Characteristic characteristics
The entire growth period of this species - like 80-100 days, plants creeping, strong growth potential, vine length 3 meters. The leaves are smaller, dark green, dominated by the main vine, and the first inflorescence is born on the main vine. Acre can produce 2500 kilograms per acre, 500-1000 kilograms more than the average variety. Twilight green and white, extremely thick, 1.2 cm in diameter, 65-70 cm long, single pod 20-25 gram, thick flesh, not easy to old, placed at room temperature for 4-5 days does not change color, no drum grain, resistant to transport . Seeds weighing 125 grams.
Cultivation Techniques
Seeding sowing in spring is generally sowed in late February to late March sowing, seedling transplanting; summer and autumn cultivation from June to July sowing, the amount of seed used per acre 1200-1500 grams, generally using live broadcast, full base fertilizer, soil after ploughing and leveling , Each mango applies 2,000 kilograms of manure fecal residue, 50 kilograms of compound fertilizer, 30 kilograms of calcium magnesium phosphate fertilizer, and 15 kilograms of potash fertilizer as base fertilizer. According to the hole distance 40 cm, line spacing 80 cm sowing, sowing 3 seeds per hole, leaving 2 seedlings, 4000 acres remaining.
Field management to strengthen the seedling management, so that growing and tidy, strong; timely scaffolding vines, flowering fertilizer 3-5 days before flowering 1 times, urea per acre on the water 3-5 kg, potassium 2-3 kg. Clear the drains and clear the weeds in the field to facilitate the growth of the soybean meal. After high-temperature storms, they can open their flowers and reissue new leaves. It is necessary to strengthen the management of fertilizers and waters, which is more than 20 days prior to the change of planting conditions.
Pest control is high in summer and prone to insect pests, and it must be prevented and treated as soon as possible. General use of chrysanthemum pesticide or Citai Po, card dead grams is equal to spraying at the flowering time, the concentration should be thin, the frequency should be dense, usually 5-7 days 1 time.
Harvested 55-60 days after sowing and harvesting in spring sowing, 45-50 days after sowing in summer and autumn can be harvested and marketed, should be picked in time, 2-3 days picking 1, can pick 35-40 days.
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