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What is Yujiang Summer Without? Authentic specialties of Yujiang, Jiangxi: Yujiang Summer Nothing
Summary:Do you want to know what Yujiang Summer Nothing is? This article is a specialized article that provides a detailed introduction to the local specialties of Yujiang, Jiangxi Province. It was compiled by the editorial team of China Specialty Network, who reviewed and collected relevant information about Yujiang Summer. The full text takes about 7 minutes to read, mainly including the basic introduction of Yujiang Summer and its nutritional value? What are the product features of Yujiang's summer products? How to distinguish truth from falsehood in Yujiang summer? Wait
Basic Introduction to Yujiang Xiaxiawu
"Xiaxiawu" is a traditional Chinese medicinal herb originally from Yujiang County, Jiangxi Province. Due to its aboveground parts withering in early summer and being difficult to find, it is named "Xiaxiawu". Modern medical research has proven that summer tubers contain chemical components that can promote blood circulation, unblock meridians, and relieve pain. They have significant therapeutic effects on various diseases such as rheumatoid arthritis, traumatic injury, stroke, and hemiplegia. The recorded history of medication in Yujiang County can be traced back to the Eastern Han Dynasty. Yujiang County is the largest summer planting free area in China, with an artificial planting area of over 2000 acres and an annual output of more than 450 tons of medicinal materials in 2008 "Commonly Used Herbs in Zhejiang Folk Medicine": promoting blood circulation, activating blood circulation, stopping bleeding, relieving pain, and relieving spasms. National Compilation of Chinese Herbal Medicines: Relieve wind and dampness, lower blood pressure. Indications include rheumatoid arthritis, lumbar muscle strain, hypertension, and hemiplegia caused by cerebrovascular accidents. Jiangxi Herbal Medicine: Lowering blood pressure and relieving pain, promoting qi circulation and blood circulation. Treat various types of hypertension, hemiplegia, rheumatoid arthritis, and lumbar muscle strain This product is spherical, elongated or irregular block shaped, with a length of 0.5-3cm and a diameter of 0.5-2.5cm. The surface is gray yellow, dark green or black brown, with tumor like protrusions and inconspicuous wrinkles. The top is blunt and round, with visible stem scars. There are light yellow dot shaped leaf scars and whisker root scars around it. Hard in texture, with a yellow white or yellow cross-section, granular or keratinous, and some slightly powdery. Odorless, bitter taste. Identification of medicinal herbs: 1. Characteristic identification: Tubers are spherical, oblong, or irregularly shaped, with a length of 0.5-3cm and a diameter of 0.5-2.5cm. The surface is gray yellow, dark green or black brown, with tumor like protrusions and inconspicuous fine wrinkles. The upper end is blunt and round, with visible stem scars. There are light yellow dot shaped leaf scars and whisker root scars around it. Hard in texture, with a yellow white or yellow cross-section, granular or keratinous, and some slightly powdery. Qi is absent, taste bitter. A large, sturdy, and yellow white cross-section is preferred. 2. Microscopic identification of tuber cross-section: The cortex consists of 3 to 3 rows of pale yellow, flat cells, often with grooves. External vascular bundle tough type, 4-7 bundles, arranged radially. The phloem is broad. The xylem vessels are small. There is marrow in the center. Starch granules have gelatinized in thin-walled cells. Cultivation of medicinal plants: 1. Biological characteristics: prefers cool climates, fears high temperatures, and avoids drought. After the seedlings are unearthed, the temperature drops to -5 ℃, which prevents them from freezing; When the average temperature is 9-12 ℃ in mid February, it grows rapidly; When the average temperature reaches 12-15 ℃ from mid March to early April, underground tubers grow rapidly; When the average temperature reaches 17 ℃ or above in mid to late April, seedlings begin to fall. The entire growth period from sowing to transplanting is 21 Ods. It is advisable to cultivate in loam soil with abundant sunshine, loose and fertile soil layers, rich in humus, and good drainage. 2. Cultivation techniques use tubers for propagation. After harvesting, select medium-sized tubers with bright colors, no disease or insect spots, and complete them. Mix them with fine sand and store them indoors. Sow in strips from late September to late October, with a spacing of 15-20cm between rows and a spacing of 9cm between plants. Plant tubers with buds facing upwards, covered with grass and ash, and then spread a layer of decomposed animal manure and straw. 3. Field management: After the seedlings emerge in the spring of the following year, weeds should be manually removed in a timely manner. It is not advisable to plow in the middle to avoid damaging the tubers. Topdressing should be done in late November using familiar manure, urine, and manure to prevent freezing and protect seedlings. In early December, familiar feces and urine were decomposed; In early March, when the tubers swell, apply feces, urine, and superphosphate. Watering is necessary during the dry season. 4. Prevention and control of pests and diseases include downy mildew, which can be sprayed with a 300-500 fold dilution of 65% mancozeb solution; Sclerotinia can be treated with 50% chloramphenicol powder spray Characteristic identification: Tubers are spherical, elongated, or irregularly shaped, measuring 0.5-3cm in length and 0.5-2.5cm in diameter. The surface is gray yellow, dark green or black brown, with tumor like protrusions and inconspicuous fine wrinkles. The upper end is blunt and round, with visible stem scars. There are light yellow dot shaped leaf scars and whisker root scars around it. Hard in texture, with a yellow white or yellow cross-section, granular or keratinous, and some slightly powdery. Qi is absent, taste bitter. A large, sturdy, and yellow white cross-section is preferred. Microscopic identification of tuber cross-section: The cortex consists of 3 to 3 rows of pale yellow, flat cells, often with pits. External vascular bundle tough type, 4-7 bundles, arranged radially. The phloem is broad. The xylem vessels are small. There is marrow in the center. Starch granules have gelatinized in thin-walled cellsWhat are the product features that Yujiang does not have in summer
How to distinguish between true and false in Yujiang summer