狗尾草（Ｓｅｔａｒｉａｖｉｒｉｄｉｓ）,又称谷莠子、莠,禾本科一年生草本,广布于世界各地,我国南北都有,生于屋前房后、田间、荒地上,极为常见。其圆锥花序紧密,呈圆柱形,长２—１５厘米,微弯垂或直立,颇似狗尾,因而得名。然而,人们很难想到,就是这种司空见惯、随遇而... Setaria viridis, also known as the valley of the herbivores, grasses, annual herb, widely distributed in all parts of the world, China has both north and south, was born in the front room, field, wasteland, very common. Its panicles are dense, cylindrical, 2-15 cm long, slightly curved or erect, quite like a dog’s tail, hence the name. However, it is hard to think that it is such a commonplace, with the incident ...