Title: Biblio RTF Export
Author: Biblio 7.x

G.  Harper and Whittaker, J. B., ?The role of natural enemies in the colour polymorphism of Philaenus spumarius (L.)?, J. anim. Ecol., vol. 45, pp. 91-104, 1976.

M.  Weinberg, ?Species of Pipunculidae (Diptera) mentioned for the first time in the fauna of Romania?, Travaux du Muséum National d'Histoire Naturelle Grigore Antipa, vol. 29, pp. 165-167, 1987.