Fungal detection of American ginseng seeds from Beijing and northeast area in China / 中国中药杂志

ABSTRACT

<p><b>OBJECTIVE</b>The quantity and genus of fungi on 13 samples of American ginseng seed from Beijing and Northeast area in China were detected.</p><p><b>METHOD</b>Washing and surface sterilization were used to isolate the fungi existed on seed surface and inside of the seed, respectively.</p><p><b>RESULT</b>The genera of the fungi in embryo and shell of the seeds mainly belonged to Fusarium spp., Alternaria spp., Penicilium spp., Cephalosporium sp., Rhizopus spp., and a small quantity of Mucor, Aspergillus, Tritroderma, Doratomyces and so on. The isolated fungal frequencies on the shell and in the embryo were 36%-100% and 40%-100% respectively.</p><p><b>CONCLUSION</b>The fungal frequency of American ginseng seed was higher. There were significant differences among different seed samples, the main fungal genera and isolation frequency in the seed embryo were identical with the results from the seed shell.</p>