The glasshouse whitefly, Trialeurodes vaporariorum (Westwood, 1856), is a major pest of bean, green bean, tomato, potato, squash, eggplant, tobacco, cabbage and ornamental crops.
The glasshouse whitefly damages crops by extracting large quantities of phloem sap.
saponaria on the glasshouse whitefly, the mean lethal dose ([LD.sub.50]) of crude and semi-purified saponin extracts on T.
The glasshouse whitefly came from a colony kept in the Research Center "Tibaitata" and the laboratory conditions were as follows: average temperature 16[degrees]C, relative humidity 80% and photoperiod 12:12h.
Insecticide resistance in glasshouse whitefly. Nature 239: 164-165.