These medical condition or symptom topics may be relevant to medical information for Neck tightness: 1  Neck. 2  Neck symptoms (833 causes) 3  Neck disease.  Neck disorder.
Predators such as lady beetles (Cryp-. tolaemus sp.) and lacewings attack each. of these species, and up to five species. of parasitoids are known to attack the. grape and longtailed mealybugs.
Although little research has. been conducted on the interaction be-. tween ants and the natural enemies of. these mealybugs on grape, ant suppres-. their control. In the Coachella Valley, the field ant. (Formica perpilosa [Wheeler]) is the pre-. vine mealybug.