Biotypic Diversity in Colorado Russian Wheat Aphid (Hemiptera: Aphididae) Populations Biotypic Variation in a Worldwide Collection of Russian Wheat Aphid (Homoptera: Aphididae) Biotypic variation among north American Russian wheat aphid (Homoptera: Aphididae) populations Biotypic Status of Russian Wheat Aphid (Homoptera: Aphididae) Populations in the United States Biotypic Diversity in Greenbug (Hemiptera: Aphididae): Characterizing New Virulence and Host Associations Phenotypic and Biotypic Characterization of Klebsiella Oxytoca: An Impact of Biofield Treatment Biotypic diversity in greenbug (Hemiptera: Aphididae): microsatellite-based regional divergence and host-adapted differentiation. Effect of genotypic and biotypic differences among PRRS viruses on the serologic assessment of pigs for virus infection Biotypic and pest status differences between Hungarian and South African populations of Russian wheat aphid, Diuraphis noxia (Kurdju... Microbial & Biochemical Technology Phenotypic and Biotypic Characterization of Klebsiella oxytoca: An Impact of Biofield Treatment