TY  - JA
AU  - Halgren,L.A.
AU  - Taylor,L.R.
TI  - Factors affecting flight responses of alienicolae of Aphis Fabae scop. and Schizaphis Graminum randani (Homoptera:  Aphididae)
PY  - 1968///
T2  - Journal of Animal Ecology
ER  -