Pheroprax Premium Ampoule for European Spruce Beetles Chalcoprax® Ampule (for Bark Beetles) Witasek Ipsowit pheromone for spruce bark beetles Witasek Cembräwit pheromone for larch bark beetles Witasek Trypowit pheromone for striped timber bark beetle Witasek Chalcowit pheromone for six-toothed bark beetles Neudomon Plum Maggot Trap Refill Set Neudomon Apple Maggot Trap Refill Set