SOTELO, G.; LAPOINTE, S. L.; SERRANO, M. S. BIOASSAY FOR THE STUDY OF ANTIBIOSIS IN Brachiaria Spp. ON THE SPITTLEBUG, Aeneolamia Varia (Fabricius) (Homoptera: Cercopidae). Rev. Colomb. Entomol. 1993, 19, 97-100.