Underground pest control of Codonopsis pilosula
The main underground pests harmful to Codonopsis pilosula are grubs, ground tigers, mole crickets, and aboveground pests are red spiders.
Underground pest control methods: trap and kill with poisonous soil and bait. Preparation of poisonous soil: 35% endosulfan 0.5 kg 1.5 kg per mu, 15 kg soil, mixed and sprinkled in the seedling root; poison bait preparation: 1 kg of fried cake powder per mu, plus 35 grams of trichlorfon, mixed well with water, sprinkled on the border, furrow or ridge.
Aboveground pest control methods: the aboveground pests of Codonopsis pilosula are red spiders, which generally occur in July, and can be sprayed with 40% dimethoate emulsion 1000 Mel 1500 times.
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Harvesting and preliminary processing of Codonopsis pilosula
1. Harvest and storage of seeds of Codonopsis pilosula although annual plants of Codonopsis pilosula can blossom and bear fruit, there are many shrunken seeds, and the seedlings that are not easy to emerge or grow are weak after sowing, so they are not suitable for planting. The 2-year-old Codonopsis pilosula plants have more flowering and fruiting, full grains, high yield and good quality, and the seedlings grow healthily and are suitable for seed use. The seeds of Codonopsis pilosula are generally harvested when the fruits of 2 ~ 3 years old are yellow and white and the seeds turn brown from September to October. Dry after harvest, should be packed in cloth bag or linen bag, suitable for low temperature storage, suitable temperature below 10 ℃. two。 Codonopsis pilosula
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High-yield cultivation techniques of Codonopsis pilosula
Codonopsis pilosula, which is a perennial herbaceous vine of Campanulaceae, is named after its origin in Shangdang County. The root is used in medicine. Distributed in the northeast, northwest and other provinces. At present, the largest artificial cultivation area is Weiyuan County in our province, which is known as "the hometown of Chinese Codonopsis pilosula". Pharmacological experiments show that Codonopsis pilosula can increase blood sugar, increase the amount of red blood cells and blood pigments, increase blood concentration, decrease white blood cells, reduce blood pressure and promote blood coagulation. Sweet and temperamental. It has the functions of tonifying qi, tonifying blood and promoting fluid. For spleen deficiency, lack of food, loose stools, tiredness of limbs, shortness of breath
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