VARELA, A.M., BELLOTTI, A.C. and REYES, J.A. 1979. BIOLOGY AND ECOLOGY OF THE FLOURY LICE OF YUCCA Phenacoccus gossypii Townsend and Cockerell (Homoptera: Pseudococcidae). Revista Colombiana de Entomología. 5, 1-2 (Jun. 1979), 9–15. DOI:https://doi.org/10.25100/socolen.v5i1-2.10350.