title: Intraspecific competition between larvae of Sitona spp. (Col., Curculionidae).
authors.affiliation: Dept. of Entomology, Agriculture Faculty of Alazhar University, Cairo, UAR.
authors.forename: Sami A
authors.initials: SA
authors.lastname: El-Dessouki
authors.affiliation: Institut für Phytopathologie, Gießen.
authors.forename: Wolfgang
authors.initials: W
authors.lastname: Stein