The chestnut gall wasp, Dryocosmus kuriphilus, represents a significant threat to chestnut production worldwide due to its capacity to induce extensive gall formation that compromises tree health and ...

The Wasp Threat to Wiliwili Trees In Hawaii, a tiny wasp no bigger than a grain of sand has caused big problems for native trees. The erythrina gall wasp, scientifically known as Quadrastichus ...