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Alexandra Dias,Maria Lemos,Ivo Pavia et al. Alexandra Dias et al.
The Pinus nigra distribution in Portugal is restricted to six allochthonous populations with unknown origin and infraspecific taxonomy. This work intends to evaluate their genetic diversity, structure and relationships, and to infer about t...
N G Olsufjev,I S Meshcheryakova N G Olsufjev
The authors investigated 286 strains of the tularemia microbe isolated in a number of countries of the Old and the New World from humans, hares, rodents, ticks, water and other objects, including 217 strains from the USSR and 69 strains fro...