Mealybugs and scales
January 1, 1970
gain an adequate intake of protein, mealybugs must ingest large quantities of sap, getting rid of the excess sugars in the form of honeydew. Characteristically [...] crops and loss of value. Armoured scales do not produce honeydew. The concealed habit and the protective covering of these insects mean that they are very [...] secretion of the mealybugs, reduces the ornamental value of the affected plants. Fruit and flowers are also fouled, rendering them unfit for sale, and