Skillful treatment of Pinellia ternata seeds
Before sowing, the seeds of Chinese medicinal materials are treated to prevent diseases and insect pests, improve germination rate, and have great effect on seedling uniformity, seedling integrity and seedling strength. It is the first prerequisite for stable and high yield, and generally can increase yield by 5%-20%. The treatment methods of Pinellia ternata seeds are introduced as follows: ① Soak seeds with 50% carbendazim and 40% ethyl phosphorus aluminum before sowing (yield increased significantly);② Soak seeds with 300 times solution of vinegar, 50mg/L potassium permanganate and 5% plant ash respectively (root rot prevention).
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Leaf spot of Pinellia ternata
In early summer, purple-brown spots appeared on the diseased leaves, and there were many small black spots on the disease spots in the later stage. When the disease was serious, the disease spots covered the whole leaves, causing the leaves to curl and scorch and die. Methods of prevention and treatment: at the initial stage of the disease, spray 1 Vera 120 times Bordeaux solution or 65% Dyson zinc 500 times solution, once every 7 days for 2 times 3 times.
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Cultivation and Management techniques of High quality and High yield of Pinellia ternata
First, the selection and arrangement of Pinellia ternata likes the warm and humid environment, and the planting land should choose small flat land with gentle slopes in the mountains with high altitude, loose, fertile, moist and weak sunshine. After ploughing and smashing the land for many times, 3000-4000 kg of farm manure was applied per mu as base fertilizer, with a height of 20 cm and a width of 100-120 cm. Because Pinellia ternata is a shade-tolerant plant, it can be intercropped under orchards and high-stem crops. Second, propagation methods (1) bulb propagation. Choose to be pest-free from November to December.
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