Mealybugs and scales
mealybugs, reduces the ornamental value of the affected plants. Fruit and flowers are also fouled, rendering them unfit for sale, and the reduced level of [...] yellowing of leaves, sometimes followed by defoliation. The overall effect reduces photosynthesis and therefore the yield. Where flowers and fruit are concerned [...] of photosynthesis in the leaves also reduces flower and fruit production; in ornamental crops, the mere presence of mealybugs is sufficient to render the