Why Trichogramma (Hymenoptera: Trichogrammatidae) egg parasitoids of Helicoverpa armigera (Lepidoptera: Noctuidae) fail on chickpea

auxiliaire de lutte biologique biological control biological control organisms chickpeas cicer arietinum enemigos naturales ennemi naturel exsudat extractos extracts extrait exudados exudates garbanzo helicoverpa armigera insecte nuisible insecte utile lutte biologique mutant mutantes mutants natural enemies parasitism parasitisme parasitismo parasitoides parasitoids pest insects pests of plants plagas de plantas pois chiche ravageur des plantes sticky traps trampas traps trichogramma chilonis trichome trichomes tricomas useful insects volatile compounds