| On the basis of consulting reference papers,this thesis systemically summarized the development on Aphids Taxonomy and Bioloy and ecology,such as species component, species diversity, a diversity of host plants,and species diversity of aphids are discussed in here.in this thesis ,deeply studies are done on the specimens of aphids,collected from wild herbs in Shanxi.By adopting the studying method of Compare-Morphology, I carried through aphids microstructure identifying to 155 species,which were collected from the wild herbs in Shanxi , including Jinzhong,Jinnan,Jindongnan,Luliang ,Xinzhou and datong area.About 49 species which belong to 25 genuses of 4 families were named,found 1 new specie ,1 new record genus ,4 new records species,they were: Anoecia degenerifascia sp. nov. ; Nearctaphis Shaposhnikov, 1950; Hyperomyzus pallidus Hille Ris Lambers, 1935; Macrosiphum melampyri Mordvilko, 1919; Cavariella theobaldi (Gillette & Bragg, 1918); Nearctaphis bakeri (Cowen, 1895).This thesis systemically described the aphid species which were named;and provided the key to aphids on herds in Shanxi ,also portrayed the new taxonomic units.
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