Primer informe del virus de la poliedrosis nuclear en el cogollero del tabaco (Chlorideavirescens F.) en la provincia Pinar del Río, Cuba

The tobacco budworm, Chloridea (= Heliothis ) virescens (Fabricius) (Lepidoptera: Noctuidae), is the principal pest of the tobacco crop ( Nicotiana tabacum , Lin.) in Cuba. It causes important damages that affect the quality and harvest of this crop annually.