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串叶松香草(Silphium perfoliatum)又名菊花草,是菊科多年生草本植物。串叶松香草名称的由来,是因为它上部的对生叶片基部相连呈杯状,茎从两片叶中贯串而出,另外它的根又分泌有似松脂香气的物质,因而叫它串叶松香草。从植株外形看,它很像菊芋,但叶片比菊芋大,株高2—3米,生长繁茂,做牧草种植,每个生长季节可收割5—6次,产草量高,加强水肥管理8年平均亩产鲜草12,000多斤,江苏省泰兴县引种,2年生亩产鲜叶15,000斤以上。种植后可连续收获10—12年。
Silphium perfoliatum, also known as chrysanthemum grass, is a comfrey perennial herb. The origin of the name of Acorus calamus is due to the fact that the upper part of its leaf is connected to the base of a cup in the shape of a cup. The stems run through two leaves. In addition, the root exudes a rosin-like substance, Pine herbs. From the appearance of the plant, it is very similar to Jerusalem artichoke, but leaves larger than Jerusalem artichoke, plant height of 2-3 meters, growing lush, do forage planting, each growing season can be harvested 5-6 times, high yield, strengthen water and fertilizer management Annual average yield of fresh grass more than 12,000 kilos, Taixing County, Jiangsu Province, introduction, 2-year-old per mu fresh leaves more than 15,000 pounds. After planting can be continuously harvested 10-12 years.