Bio-ecology of Cassida rubiginosa fed on Silybum marianum and Onopordum boissieri in laboratory conditions

Abstract

Cassida rubiginosa Muller (Coleoptera: Chrysomelidae) is a polyphagous pest and is commonly distributed across the world. This species is regarded as natural enemy of weeds by many researchers, while it is also pest of some cultivated plants. In this study, the biological parameters of C. rubiginosa fed on S. marianum and O. boissieri (Asteraceae) were investigated.