Long-tailed mealybug
often drop off. Plant sap is rich in sugars, but low in proteins. In order to gain an adequate intake of protein, mealybugs must therefore ingest large [...] Characteristically, dark sooty moulds ( Cladosporium spp .) are often found growing on this honeydew. Additionally, the white, waxy secretion of the mealybugs [...] production. In ornamental crops, the mere presence of mealybugs is sufficient to render the product unfit for sale. A very small population can thus cause