“青海三大宝：蘑菇、大黄、冬虫草”。这则物产谚语，说明了青海高原上易见而又著名的三大土生特产。其中，冬虫草蜚声中外，誉称之“药中之王”。冬虫草全名冬虫夏草或夏草冬虫，简称“虫草”。其形状就是虫子头上长了一株草。其外形分为“虫”与“草”两个部分。虫体似蚕，? “Three major treasures in Qinghai: mushrooms, rhubarb, Cordyceps.” This property proverb shows the three major native products that are easily seen and famous in the Qinghai Plateau. Among them, Cordyceps sinensis is known as “the king of medicine”. Cordyceps full name of Cordyceps sinensis or summer grasshopper, referred to as “Chong Cao”. Its shape is a long grass on the insect’s head. Its shape is divided into “worm” and “grass” in two parts. The body is like silkworm,?