Yellow flower, commonly known as "daylily", also known as "forgetting grass", "golden cabbage", "brain dish", "viewing for famous flowers, using good medicine, eating for food", and mushrooms, fungus and called "vegetarian Three treasures." Shaodong is known as the “hometown of golden needles”. The yellow day lily is famous for its bright color, unique taste, rich aroma and rich flesh.

Landmark Geography Shaodong County belongs to the hilly area of ​​central Hunan, which is a immersed landform. Qiugangdi accounts for 61.18% of the total area of ​​Shaodong County, and the mountainous area accounts for 21.69%. The plains are mostly valley plains, accounting for only 10.85%. The rise of the north and south of the terrain is inclined to the middle, and the middle rises to a stepped inclination to the east and west, becoming the watershed of the three major river systems in the territory. The subtropical monsoon region of Shaodong County has a mild climate with four distinct seasons. Spring is more rainy, summer is long, autumn is dry, and winter is short. The annual average temperature is 16.6 °C. The annual average frost-free period is 270 days. The annual average precipitation is 1150-1350 mm. The total annual runoff of Shaodong County is 2.487 billion cubic meters. The groundwater source is rich, and the outcrop is good, and the reserves are 460 million cubic meters in general. The Golden Needle series of daylily varieties can be planted in farmland, pond stems, woodland, and even on the roadside, in front of and behind the house. According to the breeding experience, the soil moistened daylily grows vigorously, which helps the seedlings to survive and divide. The soil drying is beneficial to the seedlings to extend the root system. Day lily seedlings are suitable for all kinds of soil, but the best is red and yellow soil. The average yield is 200-250 kg/mu of dried vegetables (0.5 kg of dried vegetables per 3.5-4 kg of fresh vegetables). Every year, the lunar calendar is the best period for rhizome transplantation. The solar calendar is from the end of May to the end of August. It is the picking period. The best time for daily picking depends on the variety. For example, white flowers can be picked at 4 pm. When the time is the most mature, the fierce flower must be picked before 4 o'clock in the afternoon. It is best to pick it when it is cooked every day. It is usually around 12 o'clock. The time for picking different varieties is different. It is best for the vegetable farmers to pick them according to the time, and plant them according to the varieties of the varieties, saving time and getting the most harvest. Day lily is a perennial herb of the perennial. As long as it is well managed, it is permanently planted in one planting, but it needs to be mined in 10-15 years. Because the roots of daylily are full, the nutrition cannot keep up with the need to replant. Cultural background Huanghua, also known as sedge, sedge, is the meaning of forgetting. The earliest written records are found in the "Book of Songs, Wei Feng, Bo Yu": "There is a slap in the grass, the back of the tree." Zhu Xi notes: "The grass is sowful, it is forgotten; the back, the North Hall is also." Another name is forgotten, from the "History of the Museum": "The grass is so good, the food is so happy, forget the worry, forget the day. Grass." The Book of Songs said: "The North Hall is dark and can be planted"; the North Hall represents the meaning of the mother. When the wanderer was going to travel in ancient times, he would first plant grass in the North Hall, hoping that the mother would reduce her thoughts on the child and forget the troubles. In the Tang Dynasty, Mengjiao’s "Youzi Poetry" wrote: "The order of the sacred ancestral hall, the sacred sacred sacred sacred sacred sacred sacred sacred sacred sacred sacred sacred sacred sacred sacred sacred sacred sacred sacred sacred sacred." "The flowers are appreciated." The flower connoisseurs believe that the sedges of the sedges, the flowers and the show, rejuvenate the style of a soft and inner, dignified and elegant, and teach people to feel cordial and amiable. No wonder the ancients likened it to the voice of the mother. Bai Juyi also had a poem: "Du Kang can suffocate, sorrow and forget the worry." Liu Xixi, who was his confidant in his later years, was comforted by his repeated experience. Su Dongpo once gave the day: "Although the weeds are small flowers, the lonely show can extricate themselves, and the pavilions are in the chaos, and the hearts and minds are inserted one by one." The "heart" he described refers to the mother's love. During the Qing Dynasty, Baoqing (known as Baoqing in Shaoyang) began to pay tribute to the court as a local tribute. The Qing Dynasty imperial official, the genius who has the iron mouth and the copper teeth, Ji Xiaolan loves to eat the daylily. When he sees the table, the daylily will dance and dance. The excitement is not enough. Praise: the cauliflower is a good dish, refreshing Crisp, its taste is endless, people who often eat day lily are smart. How to build a local government to support the development of the day lily industry. The brand creation and development of leading enterprises and how to lead the diversified development of the industry. Knowledge Linked Daylily Picking Skilled Daylily is from the end of May to the end of August for the picking period, and the best time for daily picking depends on the variety. For example, white flowers can also be picked at 4 o'clock in the afternoon. At that time, it is the most mature time. The fierce flower must be picked before 4 o'clock in the afternoon. It is best to pick it at the right time every day. It is usually around 12 o'clock. There are materials. The whole body of the daylily is the effect of the stomach, the milk and the blood. The lactating women have insufficient milk secretion, which can play the role of milking through the milk; the effect of the roots on diuresis and swelling Can be used to treat edema, dysuria; leaves have the effect of calming the nerves, can treat neurasthenia, upset, sleepless, edema and other symptoms. Day lily dried vegetables storage has a trick. Day lily dried vegetables are the first of China's dry goods, rich in nutritional value. Daylily dried vegetables can be stored for one and a half years. When buying yellow cauliflower dried vegetables, you should pay attention to whether it is enough to dry. The simple method is to squeeze it with your hand. If the day lily is very dry, it will quickly return to its original state. The dried yellow cauliflower will stick to the ball. After buying the camellia in the supermarket bulk area, you should use your own sealed bag to seal it. Seal the bag every time you eat it. During the later storage, the cauliflower dried vegetables are protected against moisture and mildew.

Shaodong day lily quality technical requirements (a) varieties. Choose Aprilflower, Jingzhou flower, eggplant flower, white flower, long-mouth flower, fine leaf flower excellent variety. To achieve early, middle and late maturity. (2) Cultivation management. 1. Site conditions: Planting in the sunny area between 150m and 600m above sea level. The soil is yellow soil developed by limestone and shale. The organic matter content is ≥1.0%, and the pH value is 6.5 to 7.5. 2. Seedling breeding: tiller breeding: combined with renewal and rejuvenation, three points are dug in one side of each plant One or one-half of the old cockroaches chose to grow strong and disease-free seedlings. Slice propagation: The entire plant that has been planted for more than 3 years is excavated, the leaves are cut, and the shortened stems are cut longitudinally into 2 to 4 pieces. Flower Moss Bud Breeding: Breeding with axillary buds in the bracts on the branch of the flower moss. Tissue culture: The largest plants were obtained by tissue culture using explants such as leaves, filaments and flower moss. Seedling standards: Daylily planted day lily seedlings should be thick and strong, with more than 5 fine roots, buds, disease-free plants, non-woven roots, no sea bottom. 3. Planting: Planting time: It is most suitable for the two periods of early autumn and winter dormancy. Applying the base fertilizer: the planting ditch with a depth of more than 30cm before planting, per acre of pigs, cow dung grass, soil fertilizer, calcium magnesium phosphate fertilizer, application of planting ditch, surface cover soil, appropriate deep planting: according to the soil to determine the planting depth, Generally, the top of the seedling shortening stem is planted into the soil by 2 to 3 cm, and the soil surface exposed seedlings are preferably 4 to 5 cm high. The sand is properly planted and the clay is properly planted. Planting separately: planted according to variety and seedling size, one area is planted in one area, and density and fertilization level are determined according to variety characteristics and seedling size. 4. Principles of fertilization and management: The combination of inorganic fertilizer and organic fertilizer is the main method, and nitrogen is added to increase phosphorus and potassium, and the method of fertilization is “light, medium and heavy, and then supplemented”. 5. Farming management: cultivating. Day lily nutrient growth period, grab the weather irregularly loose soil, weeding. dig. Guest soil training. After the autumn seedlings are wilted, they will be carried out to Xiaohan. The fertile pond mud, river mud, field mud, vegetable garden soil, earthen brick and mountain ash will be piled up on the plant. Shi Dongfei. After the growth of the upper part of the day lily is stopped, it is combined with the cultivation. Winter fertilizer should be based on organic fertilizer. (2) Harvesting and processing. 1. Picking time: April flowers are harvested from 10:00 to 13:00 every day from early June to early July; eggplant flowers are harvested at 9:00 every day from late June to late August; long mouth flowers are from late June to early September. Harvesting starts at 7:00 every morning; Jingzhou flowers are harvested from 14:00 to 18:00 every day from late June to late August; white flowers begin to harvest at 10:00 every day from mid-June to mid-October; fine-leaved flowers from late July to September It is harvested from 14:00 to 18:00 every day. Fresh or dried after picking. 2. Picking standards: The buds of daylily grow to full length, the buds are full, the color is yellow-green, the vertical sulcus on the flower buds is obvious, the honey juice is significantly reduced, and the mature flower buds can be harvested in time. When picking, use the thumb, forefinger and middle finger to pinch the base of the bud of the flower bud, and gently pluck it down. 3. Sulfur fumigation or sodium metabisulfite is prohibited during the processing of day lily. (3) Quality characteristics. 1. Appearance: The dry buds are golden or brownish yellow, the strips are neat and uniform, shiny, fleshy and odorless. 2. Physical and chemical indicators: dry day lily water ≤ 15.0%, total sugar ≥ 37.5%, protein ≥ 11.0%, total acid (calculated as citric acid) ≤ 3.0%. Fresh yellow cauliflower water ≤ 85%, total sugar ≥ 34.0%, protein ≥ 2.25%, crude fiber ≤ 1.9%, colchicine ≤ 1.9mg / 100g.

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Producers within the scope of protection of Shaodong day lily GI products may submit an application to the Shaodong County Bureau of Quality and Technical Supervision for the use of the “Special Mark for Geographical Indication Products”, which is approved by the General Administration of Quality Supervision, Inspection and Quarantine.