Cating, R. A., M. A. Hoy, and A. J. Palmateer. “Management of Orchid Pests With Silwet® L-77 and Horticultural Oils: PP287/PP287, 11/2011”. EDIS, vol. 2012, no. 1, Jan. 2012, doi:10.32473/edis-pp287-2011.