M Y He’s research while affiliated with Chongqing Municipal Academy of Chinese Materia Medica and other places

To find out the medicinal plant resources of Heizhu Ravine in Ebian County and put forward some principles and measures for their sustainable utilization. On-the-spot investigation and sample measuring, calculating, visiting and assessing. The general situation about these resources was expounded. New curative effects of 3 species, distribution and region output of 7 superiority resource species, 1 plant pesticide species, 3 species suitable for extensive propagation and 7 rare species on the verge of extinction were also reported. This area has more than 1500 species of medicinal plants, of which about 300 are original traditional Chinese medicinal herb in most use and 1200 are used in folk medicine or as important medicinal raw mAterials.