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Relationship between Embryo Growth and Seeds Sprouting of Bletilla Striata
Author(s): Zhang Jian-xia, Fu Zhi-hui, Li Hong-lin, Yang Bo
Pages: 32-
35
Year: 2005
Issue:
4
Journal: SUBTROPICAL PLANT SCIENCE
Keyword: 白芨; 胚培养; 无菌播种; 快速繁殖;
Abstract: 随着白芨胚龄增大,胚成熟度不断增加,有胚率和萌发率逐渐提高,种子萌发时间逐渐变短.胚龄为20周后采收最好,有胚率最高,萌发率为100%,萌发时间只需1周.种子萌发时胚先发育成原球茎,原球茎再分化出叶片和根系,形成完整的小植株;花宝一号1g/L+花宝二号2g/L+10%椰子汁培养基可促进种子萌发及幼苗生长,比常用的基本培养基加生长调节剂更简捷,幼苗生长健壮.
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