About Lesson
Insects and Pests
A. Category : Insects
a) Mealybugs (Pineapple mealybug) Dysmicoccus brevipes
Symptoms
- Flattened oval to round disc-like insect covered in waxy substance on tree branches; insects attract ants which may also be present; insect colony may also be associated with growth of sooty mold due to fungal colonization of sugary honeydew excreted by the insect; plants may show symptoms of mealybug wilt
Cause
- Insect
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Comments
- Insects have a wide host range; often tended by ants which farm them for their sugary honeydew secretions; transmit mealybug wilt in pineapple
Management
- Mealybugs can potentially be controlled by natural enemies such as lady beetles; ant populations which tend the mealybugs should be treated with an appropriate insecticide