The research on the occurrence ofCurculionoidea carried out in 1990-1995, in south-eastern Poland showed thatSitona hu mera/is Steph. was the most numerous species. Its participation among all the collected Curculionoidea was 69.4%. Other species occurring on alfalfa crops were: Hypera postica (Gyll.)- 7.7%, Si tona linea/us (L.)-5.0%, Sitona hispidulus (Fabr.)- 4.7% and Apion tenue Kirby 4.4% of the entire entomological material. In the spring, the highest numbers of adult Curculionoidea appeared in mid May and in the second half of September.