关键词: 蛹虫草, 虫草素, 品种

Abstract: ‘Haizhou 1’is a new high cordycepin cultivar of Cordyceps militaris separated from wild strains. The mycelia are thick with white color. The stroma is orange，bar-shaped with a tapering apex and few branches. It is 2–5 mm in diameter and 12–15 cm in length. The optimum growth temperature for mycelia is 16–20 ℃ and the optimum temperature and light intensity for stroma formation and develoment are 18–22 ℃ and 500 lx. Under favorable conditions，it takes 5–6 days for mycelium full run，12 days for the stroma formation and 45–50 days from inoculation to pick. The average cordycepin content can reach 24.98 mg · g-1DW.

Key words: Cordyceps militaris, cordycepin, cultivar