Cunha, S. B. Z. da; Sousa e Silva, C. R.; Diniz, F. H. G.; Berti-Filho, E. Predators of the Alfalfa Aphids Acyrthosiphon Pisum (Harris), Aphis Craccivora Koch, and Therioaphis Trifolii (Monell) (Hemiptera: Aphidoidea) As Determined by the Serological Technique. EntomoBrasilis 2016, 9, 120-123.