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What medicinal herbs are good to plant in 2018? A variety selection guide
What medicinal herbs are good to plant in 2018
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Methods for Site Selection and Land Preparation for Angelica sinensis Cultivation
1. Seedbed site: According to the growth habits of Angelica sinensis seedlings, choose a plot surrounded by mountains on all sides, with loose, fertile soil, high humus content, sheltered from the wind, with short sunlight duration, and cool and moist conditions for raising seedlings. Angelica sinensis seeds are small, and the young sprouts have weak soil-breaking strength, so fine land preparation is required to ensure normal emergence. Plow the land in the previous year to allow the soil to fully weather, or plow in April to May of the current year, preferably three times. The first and second plowing should be 24-30 cm deep, and the third shallow plowing 9-15 cm. Dry and burn the weeds, spread them out and plow them into the soil, pick out all stones and unburned weeds, break up clods, level the ground, and then apply 5000 kg of farmyard manure per mu as base fertilizer. Then level and make beds along the mountain contour, with a bed width of 100-120 cm and a bed height of about 25 cm. Dig drainage ditches around the perimeter to facilitate drainage, with a ditch width of 18-24 cm and a depth of 15 cm. Raising seedlings under such conditions results in dense plant growth, mutual shading, leaves growing upward, less sugar accumulated through photosynthesis, more nitrogen absorbed from the soil, and a low bolting and flowering rate. If a site with abundant sunlight and dry, barren soil is chosen for seedling raising, even with sufficient manure and fine land preparation, the strong sunlight and dry soil will result in fewer seedlings emerging, leaves spreading flat, a large nutritional area for plants, high sugar accumulation through photosynthesis, drier soil, less nitrogen absorbed from the soil, and consequently a higher bolting and flowering rate. This should be given serious attention.
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Construction of High-Yield Schisandra Orchards and Seedling Selection and Breeding Techniques
Terrain conditions: Different terrains have a considerable impact on cultivated Schisandra. Under natural conditions, Schisandra is mainly distributed on shaded forest edges and open woodlands in mountainous areas, growing naturally with extremely low yields. Through artificial cultivation and 5 years of observational practice, it has been proven that more than 10 hours of all-day sunlight, an open field of view, no major obstacles around, good ventilation and light penetration, access to water, drainage capability, and a soil layer of 50 cm constitute the optimal location. Water source conditions: Schisandra is relatively drought-tolerant. To obtain higher yields and ensure good plant growth, strengthen rapid division of growth cells
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How to choose a site for Schisandra chinensis? Master these key points for site selection
Schisandra chinensis prefers neutral or slightly acidic loam or sandy loam with a thick soil layer, abundant humus, a loose and fertile texture, year-round moisture retention, and a low groundwater table, on flat land or shady slopes. It requires good ventilation and light, along with irrigation and drainage conditions. Schisandra chinensis is not drought-tolerant; it likes moisture but cannot withstand waterlogging. On waterlogged low-lying land or soil that stays excessively wet for long periods, its growth vigor is relatively weak. Therefore, when cultivating Schisandra chinensis artificially, plots with good drainage that do not easily accumulate water should be chosen. Sloped land should preferably not exceed l0 degrees.
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Detailed Guide to Seed Selection and Seed Treatment Methods for Licorice
Seed selection: Ural licorice (Glycyrrhiza uralensis), which has higher levels of glycyrrhizic acid and glycyrrhetinic acid, was chosen. Seed treatment: licorice seeds have a hard seed coat that is impermeable to water and air, making them difficult to germinate. Untreated seeds have a germination rate of only 30%-40%, while seeds treated by breaking the seed coat can reach a germination rate of over 90%, so the seeds must be pre-treated before sowing. The method used is: soak the seeds in water at 60°C, then remove them, cover them with a damp cloth for 4 hours to 6 hours to let them absorb water and swell, then air-dry and drain them before sowing.
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Key Technical Points for Site Selection and Land Preparation in Honeysuckle Cultivation
(1) For the seedling nursery, it is advisable to choose sandy loam soil close to a water source, convenient for irrigation, loose and fertile, and well-drained. After selecting the site, plow the soil deeper than 30 cm, harrow it fine and level it, and apply 1500-2000 kg of decomposed barnyard manure or compost per 667 sq m as base fertilizer. Then shallow plow and harrow once, and form beds 100-200 cm wide and 20 cm high. Use these as seedbeds for cutting propagation and sowing propagation. (2) For the planting site, use wasteland slopes, field edges, ditch edges, and in front of and behind houses
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How to best select Gastrodia elata tubers for use as seed
Gastrodia elata tubers that are undamaged, free of pests and diseases, and free of deformities are best for cultivation as seed. However, when seed is in short supply, tubers with minor damage can also be treated and used for cultivation as seed. The treatment method is: first cut away the damaged part with a knife or bamboo slice, sun-dry the cut surface until it no longer bleeds sap, then plant, and generally they will grow as normal. When large white Gastrodia tubers are cultivated as seed, after 1 year they can become 1 large arrow Gastrodia tuber. When arrow Gastrodia tubers are cultivated as seed for asexual propagation, the mixed bud at the tip of the arrow tuber that looks like a "parrot's beak" must be pinched off, so that the arrow tuber will not produce an arrow (no longer send up a stem), which is called "extinguishing the arrow." After
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Detailed Explanation of Key Technical Points for Site Selection and Land Preparation in Goji Berry Cultivation
(1) Choose a nursery site with convenient irrigation, flat terrain, ample sunlight, deep soil layers, and well-drained sandy loam. In late autumn or early winter of the year before sowing, plow deeply 25-30 cm. While preparing the land, apply 2500-3000 kg of barnyard manure per 667 sq m, irrigate with winter water, and wait until the soil thaws 10 cm in the following spring. Then prepare the land again and harrow it fine, form raised beds 120-130 cm high, level the bed surface and break up the soil clods, ready for sowing or cutting propagation. (2) For the planting site, it is advisable to choose light loam or sandy loam with convenient drainage and irrigation, and a salt content below 0
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How should Gastrodia elata tubers be selected for use as seed?
Gastrodia elata tubers that are undamaged, free of pests and diseases, and not deformed are best for cultivation as seed. However, when seed is in short supply, tubers with minor damage can also be used for cultivation as seed after treatment. The treatment method is: first cut away the damaged part with a knife or bamboo strip, sun-dry the cut surface until it no longer exudes sap, and then plant it; generally it will grow as normal. When large white Gastrodia tubers are cultivated as seed, after 1 year they can become 1 large arrow tuber. When arrow tubers are cultivated as seed for asexual propagation, the "parrot beak"-like mixed bud at the top of the arrow tuber must be broken off, so that the arrow tuber will not produce an arrow (no longer bolt)
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What are the methods for selecting Gastrodia elata fungus strains and Gastrodia elata seeds?
1. Armillaria mellea: Some Armillaria mellea varieties are high-yielding and high-quality, while some varieties instead harm and feed on Gastrodia elata, so farmers must be cautious when introducing strains. Our company promotes the Armillaria mellea a-9 variety, selected by the Institute of Medicinal Plant Development, Chinese Academy of Medical Sciences, from numerous varieties at home and abroad. Large-scale application and promotion have shown that this variety has strong vitality, dense branching, a high colonization rate, high yield, and high quality, making it the preferred superior variety for cultivating Gastrodia elata. 2. Germination fungus: The germination of Gastrodia elata seeds must rely on the infection of the embryo by fungal hyphae of a Mycena species to provide
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