Mineral composition of the organism tissues and honeycombs of melliferous bees under the conditions of feeding them soybean flour and citrates of Cobalt and Nickel
Naukovij vìsnik Lʹvìvsʹkogo nacìonalʹnogo unìversitetu veterinarnoï medicini ta bìotehnologìj ìmenì S.Z. G̀žicʹkogo