1. Llewellyn, K. and Loxdale, H. and Harrington, R. and (2003) Migration and genetic structure of the grain aphid in Britain related to climate nd clonal fluctuation as revealed using microsatellites Molecular Ecology, 12, pp. 21 - 34.
2. Miller, N. and Birley, A. and Overall, A. and (2003) Population genetic structure of the lettuce rood aphid. Pemphigus bursarius (L.), in relation to geographic distance, gene flow and host plant usage Heredity, 91, pp. 217 - 223.
3. Loxdale, H. and Lushai, G.(2001) Use of Genetic diversity in movement studies of flying insects. In Insect Movement: Mechhanisms and Consequences. ( pp. 361 - 366 ). Wallingford : CAB International.
4. Zhang, G.(1999) Aphid Sinica in Northwest Area. In ( pp. 429 - 433 ). Beijing : China Environmental Science Press.
5. Dong, Q. and Wei, K. and Meng, Q. and (1987) Investigation on long distance migration of grain aphid (Macrosiphum avenae(Fabr.)) in Ningxia Acta Entomologica Sinica, 30(3), pp. 277 - 284.