Lycorine is a kind of alkaloid constituent which is highly-contained in plant medicine Lycoris radiata.

要碱是传统药用植中含量较高碱成分。

Studies were made on the vegetative propagation coefficient and cormel's biological characters using eighth-excision in different development phase of Lycoris radiate.

要在红不同长发育期进行八分法切割繁殖，研究无性繁殖系数和子球学性状差异性。