Brief introduction of fertilization Technology of Pinellia ternata
Perennial herbs of the family Araceae. It mainly produces Henan, Sichuan, Guizhou, Jiangsu, Hubei, Anhui, Zhejiang and other provinces.
The medicinal part is rhizome.
Pinellia ternata has shallow roots. Warm and humid climate and shady environment, afraid of high temperature, drought and strong light. It is suitable for sandy loam with loose soil and good drainage.
Key points of fertilization technology: base fertilizer, applying circle fertilizer 3000-4000kg per 667m2. From late May to early June, when bulbil sprouted under the petiole, the mixed fertilizer of 500-1000kg and urea 5kg per 667m2 was applied in the ditch and covered with soil to cover the bulbil.
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High quality and High yield cultivation techniques of Pinellia ternata
1. Land selection and soil preparation to create a good growth and cultivation environment is the basic condition for high yield of Pinellia ternata. Under the condition of long-term wild ecological environment, Pinellia ternata has formed a warm and humid climate and shady environment, afraid of high temperature, drought and strong light, and can be resistant to cold. Therefore, the planting land of Pinellia ternata should be selected in the sandy loam of the platform, terrace or gentle slope near the water source and back to the sun. The soil is required to be loose, fertile and well drained. It is better to use corn or rape in the previous crop. After selecting the land, combined with autumn ploughing and soil preparation, rotten chicken manure was applied per mu.
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What is the annual yield per mu of three kinds of Pinellia ternata?
If Pinellia ternata is propagated with tubers, use hotbed or electric hotbed to promote germination. At the beginning of March, that is, between Rain Water and sting, when the ground temperature of 5cm was stable at 8mur10 degrees Celsius, it could be dug between Grain in Beard and the Summer Solstice in the year of sowing or in mid-June of the following year, without affecting summer sowing autumn crops. Pinellia ternata generally yielded 600,800kg / mu of fresh tubers per mu, with a drying rate of 25%, and dry products of 180kg / mu.
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