Okra is a 1-year-old herb of the okra family. Alias ​​claw beans, croissants, okra, yellow sunflower, coffee, sunflower, etc. It is not only a nutrient-rich health-type good vegetable, but also a traditional Chinese medicine with remarkable curative effect. It is also a greening and beautifying material with high ornamental value. It is a vegetable, medicine, and flower dual-use plant, and has a broad development prospect. Its main cultivation mode: First, high-yield and high-efficiency cultivation; Second, greenhouse cultivation; Third, potted basket cultivation.
I. Variety selection
1. The color of fruit and flesh can be seen from the fruit color, which can be divided into two types of green and purple. At present, the market is green and blue, and the meat quality is better, and it is popular among consumers; while the purple-red species is poor and should not be used.
2, plant height 1 dwarf species: plant height of about 1 meter, lateral branches and more, the main and lateral branches can be flowering; pod early, green fruit thick green, pods more pointed, mature pods up to 20 cm, there is a pentagonal, cross-cut The surface is pentagonal in shape; there are varieties of green, green star, 斡裎褰 斡裎褰 . ., 6 ┪褰 ┪褰 ┪褰, ┪褰 ┪褰 ┪褰 12, 露 ┪褰 ┪褰, 清, 清, 五, 三, 三, 三, 三, 三, 三, and so on. 2 stalk species: plant height of about 1.5 meters, fruit without edges, round cross-section, mostly green; varieties are emerald, green velvet, the Virgin, etc., can be used. 3 high culm species: Plant height of about 2 meters, less lateral branches, green fruit, eight-sided fruit, octagonal cross-section; species of Perkins large long-horned, large oysters, etc., can be used.
Second, the election, site preparation and fertilization
1. Choose the appropriate land Okra as a short-day plant, strong heat resistance, hi strong light, it is necessary to choose a sunny area with sunny ventilation; straight root deep into the soil, lateral roots developed, absorbing fertilizer and water ability, need to choose soil Deep layer, loose soil, rich organic matter in loam or sandy loam soil; drought tolerant to moisture, but not resistant to waterlogging, a little water, that is, yellow root, planting land requires low groundwater level, good drainage; should not be heavy, bogey Acid soil, soil pH value of 6-6.8 is better; the former is best vegetable garden, cotton pods should not be planted.
2, the application of organic base fertilizer Okra is different from legumes, no rhizobia found in the roots, there is no fixed air in the ability of nitrogen, which can not produce nitrogen fertilizer itself; at the same time, it is the need for more fertilizer crops. Therefore, it is necessary to increase fertilization, in particular, to apply organic farmhouse base fertilizer. It is required to use more than 5,000 kg of livestock and poultry manure after sufficient decomposing per acre. Sprinkle the ground before the spring soil preparation, then pour it into the soil and mix it thoroughly to make the soil and fertilizer fully mixed. This will not only improve the fertility but also improve the soil. To meet the needs of its growth and development.
3, autumn and winter cultivation of deep-frozen sorghum to prepare for the cultivation of okra plots, after the harvest in the first pod, to timely and deep plowing in autumn and winter, and strive to plough depth of 25 cm or more, and then fully sunburned, frozen peony, in order to deepen the mature soil, further Loosing the soil enhances the ability of the soil to retain water and fertility.
4. Ditching and planting in front of the spring planting will require fine, flat, pine, soft and virtual reality. On this basis, we will continue to do the same. The general requirements are 170 cm in width, 50 cm in width, and doubling and ditches, occupying an area of ​​220 cm and a depth of about 20 cm. In this way, it is conducive to wide and narrow rows of okra planting and management of harvesting, and ensure smooth drainage, no water in the field, and seedlings are not stained.
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