Small seed peanut
Peanut, also known as groundnut, is a high-quality grain and oil crop with high energy and rich high-quality protein. Mayang County has a long history of peanut planting, with the largest planting area in the late 1980s and early 1990s, reaching more than 40,000 mu in the highest year. The improved peanut high-yield cultivation technique won the second prize of Hunan Agricultural Harvest Award. Later, due to crop rotation and serious soil erosion, the area has been reduced. At present, the perennial planting area of the county is about 20,000 mu, with an annual output of 1.200- 1.500 tons. Guogongping, Heping River, Huangshuang, Jinhe and other towns are the main producing areas.
The main varieties are pearl bean type, local small seed peanut and common medium seed peanut, and the whole growth period is 120- 150 days. Most peanuts produced in Mayang County are planted in sandy loam, with thin peel and full seeds, two of each kind, high kernel yield and oil content, especially small peanuts, with oil content of about 52% and protein content of 30. It is also suitable for processing. "Mayang Eighteen Strange Series Peanuts" products are processed and produced with small-seed peanuts as the main raw materials. Mayang small-seed peanut can be squeezed into high-quality edible oil rich in fatty acids and vitamins. Long-term consumption can lower cholesterol, lower blood pressure, relieve cough and resolve phlegm. Small-seed peanut contains a lot of oil and protein, which is not only high in heat energy, but also contains many vitamins, among which vitamin E is the most, followed by vitamin C and vitamin B. In medicine, it has the functions of "invigorating spleen and stomach, moistening lung and resolving phlegm, nourishing qi and regulating qi, clearing throat and relieving itching". Modern medicine has proved that the kernel, seed coat, shell, leaf, stem and oil of peanut are all medicinal materials. The protein content of pressed peanut cake is about 50%, and it also contains 7% fat, 24% carbohydrate and more nitrogen and phosphorus. It is also an excellent livestock feed.
Small peanut is a rare local variety.