8Isobel A P, Walde S J. A comparison of epigaeic Coleoptera assemblages in organic conventional and abandoned orchards in Nova Scotia, Canada[J]. The Canadian Entomologists, 1995,127(5) :641 - 658.
10Altieri MA, Gliessman SA. Effects of Plant Diversity on the Density and Herbivory of the Flea Beetle, Phyllotreta Crucfferae Goeze, in colifornia Collard(Brassiea oleraeea) Cropping System[J]. Crop protection, 1983, (2):497- 501.