Institution: | (1) Inst. of Zoology, Faculty of Biology, University of Belgrade, 11000 Belgrade, Yugoslavia;(2) Lab. of Agricultural Entomology, Dept. of Entomology and Agricultural Zoology, Benaki Phytopathological Institute, 14561 Kifissia, Greece;(3) Lab. of Agricultural Zoology and Entomology, Agricultural University of Athens, 11855 Athens, Greece;(4) Dept. of Plant Protection, Faculty of Agriculture, University of Belgrade, 11081 Zemun, Yugoslavia |