Phytophagous insect species of the family Tephritidae (Diptera) registered in the Centaurea solstitialis L. (Asteraceae) flower heads


Manojlovic, B.

Zastita Bilja 42(2): 127-136

1991


The tephritid natural enemies Urophora sirunaseva U. quadrifasciata, Chaetorellia hexachaeta and Acanthiophilus helianthi of the weed Centaurea solstitialis were investigated on sandy sites in Yugoslavia. In summer, from 14% of flower heads were infested (average 0.34 insects/ flower head in 1989) to 39% (0.73 insects per flower head in 1987).