ObservationonBiologicalCharacteristicsofFiveDendrobiumspp.inVitroLIGui-lin,BAIYan-bing,ZHAOYun-xiang,LIZe-sheng,ZHOUHou-guang,GENGXiu-yingDehongInstituteofTropicalAgriculture,Ruili678600ChinaAbstract:CultivationtestoffiveDendrobiumdevonianuminvitrowasconductedinDehong.Theirbiologicalcharacteristicswereobserved,datacollectedwastherebyinassistanceforman-cultivation.Keywords:Dendrobiumspp.;invitro;biologicalcharacteristics;Dehong