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The development patterns of conidia of Arthrobotrys and its allied genera in nematophagous hyphomycetes were studied by the method of chamber culture.

采培养法对食线虫丝孢菌节丛孢及其相关属的分生孢子发育类型进行了研究。

This paper introduced a measuring chamberlet method and character for flow-noise in seawater pipe system and analyzed inferior-limited frequency of reverberation of measuring chamberlet.

摘要介绍了海水管路系统中流声的测量方法及其特点，分析了测量的声场特性及产生混响的下限频率。