What kind of plant is the latest dogtail grass?

Setaria angustifolia, also known as Arabidopsis, barnyard grass, Setaria przewalskii, etc., is an annual herb of Gramineae, distributed all over China, originated in temperate and warm temperate regions of Eurasia, and is now widely distributed in temperate and subtropical regions all over the world. Flower language is flower stoic, unknown, difficult love, secret love and so on. Braid three dogtail grass into a braid, then bend a circle and tie it to the finger according to the size of the finger to represent a private life.

The roots of Setaria angustifolia are whisker-shaped, tall plants with supporting roots, culms erect or geniculate at base, 10 cm high and 3 mm 7 mm in diameter. Leaf sheaths loose, glabrous or sparsely pilose or verrucous, margin with longer densely ciliate, leaf blade flattened, long triangular narrowly lanceolate or linear-lanceolate. The panicle is closely cylindrical or slightly alienated from the base, erect or slightly drooping, the main axis is villous, the fruit is grayish white, and the flowering period is from May to October.

Rabdosia angustifolia is born in the wilderness and roadside below 4000 meters above sea level. It is a common weed in dry land crops. The suitable temperature for seed germination is 15: 30 ℃. It can be spread by wind, irrigation and harvest. It can germinate after hibernating, has strong adaptability, is drought-tolerant and barren, and can grow in acidic or alkaline soil.

Setaria angustifolia is a common harmful grass, which harms dry crops such as wheat, millet, corn, cotton, beans, peanuts, potatoes, vegetables, sugar beets, potatoes, nurseries, fruit trees and so on. When it is serious, it can form a dominant population in the field, compete for fertilizer and water, and reduce crop yield. It is also the host of many pests such as leafhopper, thrips, aphids, small tigers and so on.

Dogtail straw and leaves are favorite plants for cattle, donkeys, horses and sheep. Autumn hay can also be used as fuel, boil water, cook, warm and make beds, and spikelets can extract furfural. The whole grass contains 2.6% crude fat, 10.27% crude protein, 34.55% nitrogen-free extract, 34.40% crude fiber and 10.60% crude ash. After boiling with water for 20 minutes, the filtrate can spray cabbage insects.