据了解,天麻种植在我国北方地区全是无性多代繁殖,这种原始的种植办法不仅产量低、病害多,而且生产周期长。自1994年起,莱阳市天麻研究所的科研人员,经过276次实验,成功研究出天麻有性繁殖技术,并在塑料大棚内实验种植,获得成功。1994年秋培育成功有性天麻菌种。2000年,该研究 It is understood that the cultivation of gastrodia in northern China are all asexual multi-generational reproduction, this original planting method not only low yield, disease and more, but also a long production cycle. Since 1994, Researchers at Tianma Institute of Laiyang City have succeeded in researching sexual breeding techniques of Gastrodia elata after 276 experiments and have succeeded in experimenting in plastic greenhouses. In the autumn of 1994 to cultivate a successful sexual Hemp species. 2000, the study