A new strain of Bacillus thuringiensis Serovar israelensis very active against blackfly larvae Leia mais sobre A new strain of Bacillus thuringiensis Serovar israelensis very active against blackfly larvae
Mycobacterium tuberculosis strains of the Beijing genotype are rarely observed in tuberculosis patients in South America Leia mais sobre Mycobacterium tuberculosis strains of the Beijing genotype are rarely observed in tuberculosis patients in South America
