Trophical links of bumble bees (Hymenoptera, Apidae: Bombus Latreille, 1802) on North-West Pacific islands (Russian Far East)

Lelej A.S., Proshchalykin M.Yu., Kupianskaya A.N., Berezin M.V., Tkacheva E.Yu.

Евразиатский энтомологический журнал 2012; 11(3): 261-269