金光菊,这种菊科多年生灌木状草本植物,在我区宁明县又叫反鬼草和臭菊,多野生在沟边、塘边,群众采作绿肥,或栽在园边作篱笆。种金光菊作绿肥,当年就可采收三、四次,第二年可采收五、六次,以后可继续采收十年左右,一年每亩可得鲜茎叶二、三千斤以上。据研究部门测定,每千斤鲜茎叶约合氮五斤,磷一斤多,钾八、九斤,均不亚于豌豆、红花草、苕子和竹豆等绿肥,含钾尤其 As a perennial shrub-like herbaceous plant in this area, it is also known as Anti-ghost Grass and stinking daisy in Ningming County. Many wild plants are found near ditch and ponds, and the masses adopt green manure or planted fences by the garden. Chrysanthemum for green manure, the year can be harvested three or four times, the second year can be harvested five or six times, after the harvest can continue for about ten years, a year per acre available fresh stems and leaves two or three pounds the above. According to the research department, each kilogram of fresh stems and leaves about five pounds of nitrogen, more than a pound of phosphorus, potassium eight, nine pounds, no less than peas, safflower grass, razor clam and bamboo beans and other green manure, especially potassium