Yanshan chestnut
Yanshan Mountain is located on the northern side of China's Hebei Plain. From the Chaobai River Valley to Shanhaiguan, it is roughly east-west. More than 300 kilometers long. Is a folded block mountain. The altitude is 400 to 1000 meters. The north side is connected with Qilaotu Mountain and Nuluerhu Mountain, and the south side is Hebei Plain, with a large elevation difference. Chestnut is known as "woody grain," and is known as the "iron crop". Chestnuts are sweet, sweet and have a high nutritional value. Since ancient times, they have been regarded as superior foods. According to the "Compendium of Materia Medica" records: chestnut sweet and warm, there are stomach, spleen, kidney, strong tendons, blood circulation, hemostatic effect, high medicinal value. The "Ben Cao Gang Mu" introduced that people have internal cold, such as note leakage, food Li Li, two three more. Chestnut is one of China's traditional export commodities. The famous medical scientist Sun Sizhao once said: “Luli, the fruit of the kidneys, and the kidney disease are also suitable for food; the raw food cures the waist and the foot does not rub.†The Ming Dynasty medical scientist Li Shizhen said in his medical masterpiece “Compendium of Materia Medica†that eating chestnuts can help Qi Blood, stomach, kidney, liver and spleen; raw food there is also treatment of waist and leg pain, Shujin active effect, chestnut also have the effect of chilling and diarrhea. Its nourishing function to the human body can be compared with ginseng, astragalus, angelica, etc., and it is cheap and easy to obtain. Therefore, it is highly recommended by ancient physicians. According to the "Regulations on the Protection of Geographical Indication Products," AQSIQ has organized a review of applications for the protection of Yanshan chestnut geographical indication products. After passing the review, it is now approved to implement the protection of geographical indication products for Yanshan Chestnuts from the same day. protected range The scope of protection for Yanshan Chestnut geographical indication products shall be subject to the scope of the letter of the Beijing Municipal People’s Government on the application for the definition of the scope of production of geographical indication products for Yanshan Chestnut (Jing Zheng letter [2007] No. 104), which shall be Shicheng Town, Miyun County, Beijing City. Fengjiayu Town, Bulaotun Town, Beizhuang Town, Taishitun Town, Gaoling Town, Dachengzi Town, Jugezhuang Town, Mujiabang Town, Xiwengzhuang Town; Changling Town, Shisanling Town, Changping District, Xing Shouzhen, Cui Village, Nankou Town; Pinggu District Town Luoying Town, Dahuashan Town, Liujiadian Town, Shandong Zhuang Town, Jinhaihu Town, Wangxinzhuang Town, Nandu Lehe Town, Qiaokou Town, Xiong Erzhai Township and Huangsong Township; 28 towns and townships such as Dazhuangke Township, Sihai Town and Zhenzhuquan Township in Yanqing County now have administrative jurisdiction. Quality and technical requirements (a) Variety. Yan Hong, Yan Chang, Yan Feng, Yanshan Spur, Yan Kui, Yinfeng, Heiqi, Xinzhuang 2, Nanzao 3, and Huai 95. (b) site conditions. The soil type is dominated by cinnamon soil, and the parent material is gneiss and granite. The soil organic matter content is ≥0.8% and the pH value is 5.9 to 6.8. (c) Cultivation techniques. 1. Seedling raising: Take real chestnut as rootstock, collect and scion graft from the fine mother plant. 2. Colonization: The planting period is spring or autumn, and the number of plants per hectare is less than 1200 plants. 3. Cultivation Management: (1) Fertilization: Apply 0.5 kg of organic fertilizer per 1 kg of chestnut; apply borax once every three years; apply 0.2 kg to 0.3 kg per plant; spray 0.3% of sodium borate every flowering period. (2) Pruning pruning: winter shearing is dominant, combined with winter and summer; the tree body is kept airy and transparent, and the crown coverage is ≤ 80%; adult tree pruning intensity is within the canopy projection. The mother tree is controlled between 8 and 14/m2. 4. Fruit harvesting: Harvesting begins after late September, picking up chestnuts as the main harvest, and timely harvesting after the harvest, selling at cool prices. 5. Environment and safety requirements: The use of pesticides, fertilizers, etc. must comply with the relevant national regulations and must not pollute the environment. (d) quality characteristics. 1. Sensory features: (1) Appearance: The fruit is nearly semicircular, chestnut brown, shiny, less hair. (2) Fruit weight: ≥5.5 g. (3) flavor: pale yellow to creamy yellow, sweet flavor. (4) processing characteristics: easy peeling astringent. 2. Physical and chemical indicators: In the month after harvest, the moisture content of its pulp is 40% to 45%, including protein ≥ 7%, fat 2%, starch 40% to 50%, sugar content ≥ 18%. 3. Product safety requirements: Product safety indicators must meet the relevant national regulations for similar products. Special signs use Producers within the scope of protection of Yanshan chestnut geographical indication products may apply to the Beijing Municipal Bureau of Quality and Technical Supervision for the use of “Special Marks for Geographical Indications Productsâ€, and shall be approved by the State General Administration of Quality Supervision, Inspection and Quarantine. Pressure Compensation Emitter Automatic Assembly Machine And Products
Shandong Chunyu Water-saving Irrigation Equipment Co., Ltd., founded in 2011, is located in Laiwu High-tech Zone, Jinan City. It is a high-tech enterprise focusing on innovative and efficient emitter mold manufacturing and emitter product research and development and production. After nearly ten years of innovation and development, it is the invisible champion enterprise in Shandong Province, and now it is in a leading position in this field in China.
Spring rain people-oriented, build talent highland. At present, the company has 16 high, fine and advanced technical personnel, and cooperates with a number of scientific research institutes, forming a mold design, emitter testing, flow testing and other professional technical personnel team. In recent years, it has obtained 3 invention patents, 33 utility model patents and 3 patent awards. In 2019, it was identified as an intellectual property advantage enterprise in Jinan. It has undertaken 4 provincial science and technology innovation projects and won 2 second prizes of Shandong Science and Technology Progress Award. The company has built Jinan drip emitter mold engineering technology research center, the company has a slow wire cutting, CNC machining center, precision EDM machine, 3D projection measuring instrument, CNC engraving, laser engraving and other advanced processing equipment. Mature technology and rich experience support the excellent quality of Chunyu. Spring Rain pays attention to every link of production, implements 8S management, strictly controls the quality of products at the beginning, the middle and the end, and forms the seamless link of production management. The company has independently researched and developed flat emitter molds with full hot runner, cylindrical emitter molds with full hot runner and other products. With excellent quality, competitive price and good after-sales service, the company is well known at home and abroad, and has been sold well in Egypt, India, Iran, Turkey, Saudi Arabia, the United States and other countries.
With the vision of "building a global professional emitter mold supplier" and the mission of "providing solutions for efficient and innovative production of global water-saving irrigation enterprises", the company takes "scientific and technological innovation to scale new heights; Keep improving, the pursuit of excellence; Honesty and trustworthiness, win-win cooperation "for the values of the enterprise. For the construction of water - saving and resource-saving society to make a positive contribution.
Hose Reel Irrigation Machine,Automatic Emitter Assembly Machine,Agriculture Irrigation Equipment,Automatic Irrigation Equipment Shandong Spring Rain Water Saving Irrigation Equipment Co.,Ltd. , https://www.drippermould.com