Free Access The mating flight times of native Apis cerana japonica Radoszkowski and introduced Apis mellifera L in sympatric conditions p. 353 T. Yoshida, J. Saito and N. Kajigaya DOI: https://doi.org/10.1051/apido:19940401 PDF (528.4 KB)
Free Access Zelluläre Abwehrmechanismen in der Hämolymphe und der Nachweis spezifischer Zelltypen im Seminalplasma bei Apis mellifera LCellular defence reaction of the hemolymph and description of specific cells in the seminal plasma of Apis mellifera L p. 361 S. Mitro DOI: https://doi.org/10.1051/apido:19940402 PDF (776.7 KB)
Free Access Simultaneous queen raising and egg laying by workers in Africanized honeybee colonies (Apis mellifera L) in Costa Rica p. 367 J. van der Blom, W.J. Boot and H.H.W. Velthuis DOI: https://doi.org/10.1051/apido:19940403 PDF (484.8 KB)
Free Access The foraging behaviour of honey bees (Apis mellifera L) and bumble bees (Bombus spp) on cranberry (Vaccinium macrocarpon Ait) p. 375 K.E. MacKenzie DOI: https://doi.org/10.1051/apido:19940404 PDF (575.2 KB)
Free Access Microprocessor-controlled monitoring of honeybee flight activity at the hive entrance p. 384 M.H. Struye, H.J. Mortier, G. Arnold, C. Miniggio and R. Borneck DOI: https://doi.org/10.1051/apido:19940405 PDF (702.1 KB)
Free Access Morphometrical investigation in Syrian honeybees p. 396 A. Ftayeh, M. Meixner and S. Fuchs DOI: https://doi.org/10.1051/apido:19940406 PDF (338.2 KB)
Free Access Infertility of Varroa jacobsoni females after invasion into Apis mellifera worker brood as a tolerance factor against varroatosis p. 402 P. Rosenkranz and W. Engels DOI: https://doi.org/10.1051/apido:19940407 PDF (924.8 KB)
Free Access Non-reproduction of Varroa jacobsoni in Apis mellifera colonies in Papua New Guinea and Indonesia p. 412 D.L. Anderson DOI: https://doi.org/10.1051/apido:19940408 PDF (626.9 KB)
Free Access Pollination working group of the National Institute of Agronomic Research (INRA), France. Meeting in Montfavet, March 8-9, 1994 p. 422 DOI: https://doi.org/10.1051/apido:19940409 PDF (806.9 KB)
