RODRIGUES, M. L. A. ; BITTENCOURT, V. R. E. P. ; CASTRO, A. A. ; ANJOS, D. H. S. . In vitro efficacy of the fungus BEAUVERIA BASSIANA (Hyphomycetes: Moniliaceae) to control the development of infective Cyathostominae (Nematoda: Strongylidae) larvae from naturally infected horses. Revista Brasileira de Medicina Veterinária, Rio de Janeiro, RJ, v. 21, n.6, p. 237-239, 1999.