Cultivation techniques for high yield of sweet taro
Taro is a perennial herbaceous leguminous plant. The leaves are like lotus leaves, the roots are small, and the roots are flat and round. You can add the same amount of taro and stew together when steaming rice or stewing duck soup. It is especially delicious; it can also be powdered or powdered. Processing fragrant taro chips. Taro contains 38.2% starch, 15.2% crude fiber, 6.2% crude protein, 4.3% reducing sugar, and also contains a variety of vitamins, amino acids, and trace elements. Regular consumption can receive the effects of clearing away heat, detoxifying, strengthening the spleen and stomach, and nourishing the body. Taro has few diseases, pests and weeds, and has very little fertilizer, medicine, and labor. It is a good planting project with low input and high efficiency.
1. Sowing in time
The suitable growth temperature for taro is 15-35℃. When the temperature is lower than 15℃, seedlings should be cultivated. When the temperature is stable above 15℃, transplant and plant. The planting period in the Dabie mountainous area in southwestern Anhui is in mid-April, and the growing period and taro expansion period are from mid-June to late September when there is sufficient light and heat.
2. Reasonable dense planting
Choose fields with good light and ventilation conditions, high organic matter content, and convenient drainage and irrigation. It is advisable to have no shelter around them. Turn deep once a year ago, let the soil be fully frozen, and make a border with a width of 2 meters. Dig planting holes on both sides and the middle of the border, 3 rows per border, the depth of the holes is 20 cm, and the plant spacing is 50-60 cm; the bottom of the hole before sowing Apply a little compound fertilizer, and apply decomposed organic fertilizer as base fertilizer, cover thin soil as isolation seed and fertilizer layer, you can sow, and sow 1 young taro seedling per hole.
3. Field management
1. Fertilization: Taro requires less fertilizer. Topdressing 1-2 times during the growing period; opening a small hole in the middle of the two plants during the swelling period, applying 25 grams of compound fertilizer and 15 grams of urea, and watering with the soil.
2. Water control: Sweet taro likes to be humid and afraid of drought. Avoid accumulation of water in the acupoints during the growing season. At this time, there is too much rain, so we should open ditch as soon as possible. During the taro setting period, it grows vigorously and needs a lot of water. It can also be irrigated daily and drained at night in times of high temperature and drought. The mature period is mainly moist.
3. Soil cultivation: soil cultivation is an important measure to increase the yield of fragrant taro. From May to June, fragrant taro grows vigorously and the young taro is born, so you should promptly shovel the ditch or cover the soil.
4. Grass and insect pest control: After sowing and before emergence, spray acetochlor or dore herbicide once, weed the stems and leaves once before sealing. After that, the stems and leaves cover the ground and weeds cannot survive. There are very few pests on taro. When the leaves are tender from May to June, only cabbage worms are found to damage the leaves, which can be controlled by dimethoate.
Four, harvest and storage
In mid-October, its stems and leaves will naturally wither, and they can be harvested for the market; the reserved fields should be dug up in early November and a few days before the first frost. When the quantity of scented taro is small, it can be packed in bags and stored between indoor rice chaff; when the quantity is large, it can be digged in a high-ground cellar that faces the sun and sheltered from the wind, and placed on a layer of dry straw and a layer of scented taro. After sealing the hole, the cover soil is convex, and the cover grass is waterproof.
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