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串叶松香草(Silphium perfoli-atum)简称松香草,原产于北美。我国自1979年秋从朝鲜引进,现已在全国二十多个省、市、区试种。几年来的试种、试用证明,它是一种很有推广价值的高产优质饲料作物,具有产草量高,营养价值好,适应性强.繁殖容易,管理简便等优点。一、植物形态与生物学特性松香草属菊科多年生宿根草本植物,种植一次可连续生长10～12年,在我省及我国南北各地绝大部分地区均能种植。喜湿润又耐寒,在零下38℃也不死亡;也耐高温,盛夏季节不浇水,叶片也不下垂;
Silphium perfoli-atum referred to as pine herbs, native to North America. Since the introduction of the DPRK from North Korea in the autumn of 1979, China has now experimented with more than 20 provinces, cities and districts in the country. Several years of trial planting, trial proved that it is a great promotional value of high yield and quality fodder crops, with high yield, good nutritional value, adaptability, easy reproduction, easy management and so on. First, the plant morphology and biological characteristics Pinellia is a perennial Asteraceae herbaceous plants, one can grow a continuous growth of 10 to 12 years in our province and most parts of North and South China can be planted. Hi wet and cold, at minus 38 ℃ do not die; also high temperature, summer season is not watering, the leaves do not sag;