Black flies of Pennsylvania (Simuliidae, Diptera) Bionomics, Taxanomy and distri
Adler, P.H., Kim, Ke. Chung
Black flies of Pennsylvania (Simuliidae, Diptera) Bionomics, Taxanomy and distri - Pennsylvania 1986 - 88 p. - No. 856; Pennsylvania State Un .
Black flies of Pennsylvania (Simuliidae, Diptera) Bionomics, Taxanomy and distri - Pennsylvania 1986 - 88 p. - No. 856; Pennsylvania State Un .