TY - GEN AU - Burd,John D AU - Porter,David R TI - Biotypic diversity in greenbug (Hemiptera: Aphididae): characterizing new virulence and host associations SN - 0022-0493 PY - 2006///0822 KW - Animals KW - Aphids KW - genetics KW - Genetic Variation KW - Host-Parasite Interactions KW - Poaceae KW - parasitology KW - Sorghum KW - Triticum KW - Virulence Factors N1 - Publication Type: Journal Article UR - https://doi.org/10.1603/0022-0493-99.3.959 ER -