PreventingPierce's Disease. One of the most common management practices involves spraying insecticide in areas close to the vineyard to reduce the number of sharpshooter insects. The easiest way to preventPierce’s disease is to select disease-resistant grape varieties including Blanc DuBois and Southern Home. ...a bacterial symbiont to carry anti-Piercesdisease reagents to the mouthparts of glassy-winged sharpshooter for the purposes of preventingPiercesdisease in grapevines. Pierce’s disease has been a threat to grapevines since the 1880s.Symptoms of Pierce’s Disease on Grapevines. How to Control the Vectors. Cultural Methods for Prevention. Learn to identify the symptoms of Pierce's disease in grapevines, explore preventive measures, and discover control solutions for managing this disease. Pierce’s disease can produce significant losses in vineyards from Florida to Virginia, but also in vineyards westward in Alabama, Texas, and Mississippi. Pierce’s disease is incurable. Thus, treatment strategies revolve around preventingdisease transmission and boosting vines’ natural immune response. Current research in preventing transmission of Pierce’s Disease falls into two categories, vector management and disease management. If piercing equipment has infected blood on it, you can get diseases that are spread through blood. Examples include hepatitis B, hepatitis C and tetanus. Tearing or trauma. Choosing the Right Piercing Professional. Choosing a skilled piercer is key to avoiding keloid scars. Find a piercer known for their good work, strict cleanliness, and sterilized tools.