(NkORMOWYE RASTENIQ W USLOWIQH dONSKOJ OBLASTI (B/s - (NpU[KAREW(B, (Nn(B. (Ni(B.s ((NrOSTOW(B-(NnAHI^EWANX NA dONU (B:s (NsEWKAWKRAJZU(B,s, 1927)
Keywords: (NkORMOWYE RASTENIQ (B- (NdONSKAQ OBLASTXs