蒙古口蘑(Tricholoma mongolicum Imai)俗称口蘑或白蘑(Imai,1937;Liu & Bau,1980;应建浙等,1982),是著名的塞北特产,以独有的色、香、味和丰富的营养弛名中外,在国际市场上享有盛誉,是我国的传统出口商品。由于受生态环境的影响,加之长期的掠夺式采收,使口蘑资源在坝上已濒临绝产边缘。坝上农科所位于口蘑产区,利用其地理优势和便利条件,以保护当地口蘑资源和进一步开发口蘑生产为目的,于1985年开始了口蘑资源调查,对野外生长发育过程及生态环境进行了系统的观察研 Tricholoma mongolicum Imai, commonly known as Tricholoma matsutake or white mushroom (Imai, 1937; Liu & Bau, 1980; Yingjianzai et al., 1982), is famous for its distinctive color, aroma, flavor and rich nutrition Relaxing at home and abroad, renowned in the international market, is China’s traditional exports. Due to the impact of the ecological environment, combined with long-term predatory harvesting, the mushroom resources are on the verge of abortion on the dam. Bashang Agricultural Science Institute is located in the mushroom producing areas, the use of its geographical advantages and convenience conditions to protect the local mushroom resources and further development of mushroom production for the purpose, began in 1985 mushroom resources survey conducted on the field growth and development processes and ecological environment System observation and research