Arachnoidea

Root culture and β-ecdysone formation of cyanotis arachnoidea

露水草的根培养和β－蜕皮激素的形成

The result showed: there were 9 orders, 33 families, 47 species of Insecta and 2 orders of Arachnoidea in the ecosystem.

初步查明，该生态系统内主要昆虫种类包括昆虫纲的9个目、33个科、47个种和蛛形纲的2个目。

The natural enemies of maize aphids were studied in Shenyang from 1980 to 1991. The result showed that there were 13 species insects in Hexapoda, 2 species in Arachnoidea and 1 species in fungus.

1980～1991年研究表明，沈阳等地玉米田蚜虫天敌有昆虫纲13种，蜘蛛纲2种，真菌1种。

The total added up to 46 species, among which 37 species are stored tobacco pests including two Arachnoidea species and one of Crustacea species, and the other 9 species are natural enemies including two Arachnoidea species.

共计46种，其中烟草仓库害虫37种（包括蛛形纲2种，甲壳纲1种）；天敌类9种（包括蛛形纲2种）。