云南几种热带兰根际真菌调查

The Study on the Flora of Rhizosphere Fungi of Tropical Orchid

对西双版纳，昆明热带兰栽培基质真菌区系生态分布，组成和数量进行了研究，结果表明：基质中共出现真菌５目，８科，１８个属，其中从梗孢目（Ｍｏｎｉｌｉａｌｅｓ）占总数的６２５％，为绝对优势菌类群．无孢目（Ｍｙｃｅｌｉａ）占总数的２８１％，西双版纳基质中无孢群占无孢群菌数的８５％．

The study on the ecological distribution,composition a nd the amount of fungi in the cultivated substrates of tropical orchid of both Xishuangbanna and Kunming.The results show that there are five orders,eight fami l ies and eighteen genera of fungi in the substrates,among them,the fungus of Moni liales which took up 62.5% was the predominant group of all fungi found.The fung us of order Mycelia was 27.28%.and the Mycelia obtained from the cultivated subs trates of Xishuangbanna of all Mycelia found.