(NbIOLOGI^ESKIE BESEDY (B:s (NnAU^(B.- (NPOPUL(B. (NSISTEMAT(B. (NO^ERKI OB](B. (NBIOLOGII S (B176 (NIL(B. (NI (B10 (NPORTR(B. (NU^ENYH (B/s - (NbUBLIKOW(B, (Nm(B.(Na(B.s ((NlENINGRAD (B:s (NsEQTELX(B,s, 1925)
Keywords: (NbIOLOGIQs; (NbIOLOGI^ESKIE BESEDYs