Vol.47 No.1 2003                      Full text PDF  (file pdf ~3MB) Content László Békési, Enikő Mátray Szalai - Experiments on hygienic behaviour of honey bees 5 Janusz Bratkowski, Jerzy Wilde - Effect of changing of colony structure on trapped pollen 11 Wit Chmielewski - Biological criteria for accepting of bee bread as a mite food by Tyrolichus casei Oudemans (Acarina: Acaridae) 21 Bożena Chuda-Mickiewicz, Jarosław Prabucki, Jerzy Samborski - Onset of oviposition in honeybee queens kept in boxes with non-free flying bees 27 Jarmila Drobna, Vladimir Ptacek - Experience with using bumblebees as pollinators in the regeneration of the genetic resources of some forage legumes 31 Assegid Garedew, Erik Schmolz, Ingolf Lamprech - The antimicrobial activity of honey of the stingless bee Trigona spp. 37 József Nyéki, Tibor Szabó, Zoltán Szabó - Flowering phenology Deliberate production of young queens in Bombus terrestris L. (Hymenoptera, Apoidea) colonies reared in laboratory and fertility of sour cherry (Prunus cerasus L.) cultivars selected in Hungary 51 Levente Nyárs - Situation and perspective of the Hungarian bee-keeping 59 Vladimir Ptacek - Deliberate production of young queens in Bombus terrestris L. (Hymenoptera, Apoidea) colonies reared in laboratory 67 Miklós Sárospataki, Judit Novák, Viktória Molnár - Distribution and relative abundance of bumble bees (Bombus and Psithyrus) in Hungary 73 REVIEW ARTICLES Richard A. Baker, Wit Chmielewski - How old are bees? - A look at the fossil record 79 Pál Benedek - Bee pollination of fruit trees: recent advances and research perspectives I. 87 Pál Benedek - Bee pollination of fruit trees: recent advances and research perspectives II. 95 Dorothea Kauhausen, Roland Keller - Methods of classification of honeybee races using wing characters - a review 103 Vladimir Ptacek - Renovation of J. G. Mendel's apiary 109 Vladimír Veselý - Programm of the fight against resistant Varroa mites in Czech Republic 113 Homepage