What are the characteristics of Fu You 1 Mint?

Fu You 1 Mint strain: it belongs to green stem type. The stem is purple in seedling stage, purple at the base of the stem in the middle and late stage, and green in the middle and upper part. The 1 ~ 2 pairs of leaves under the heart leaf and heart leaf are light yellow, and the other leaves are dark green; The leaves are round at seedling stage, oval at later stage, thick and hypertrophy; The leaves are shriveled, the veins are sunken, and the serrations on the leaf margin are thin and shallow. Underground stems are thick and developed, blue and white; More stolons, cyan. The floral organs are intact; Lavender, low seed setting rate.

This strain has strong growth, lodging resistance and stress resistance. The main stem of the first knife is 100 ~ 140 cm and the main stem of the second knife is 50 ~ 70 cm. Early maturity, flowering 7 ~ 10 days earlier than common varieties. The yield of fresh mint grass per mu can reach 2250 ~ 2500 kg, and the oil yield of fresh grass is about 0.5%. The yield of fresh mint grass is 500 ~ 750 kg per mu, and the oil yield of fresh grass is 0.7% ~ 0.8%. The yield per mu of crude oil is the first knife 12 ~ 13 kg and the second knife is 3 ~ 4 kg. The yield of fresh mint grass sown in summer is 1000 kg, the oil yield of fresh grass is 0.6% ~ 0.7%, and the crude oil output is 6 ~ 7 kg. The crude oil is of good quality and pure flavor, with menthol content of 82% ~ 88% and optical rotation of -38 ~-36.