Search Results       Your search for [subject]Helicoverpa armigera -- Philippines returned 1 record.           Biology of the cotton bollworm Helicoverpa Armigera Hub : feeding and oviposition preferences tests and their natural enemies. by Obien, Estrellita S.; Subject: Cotton -- Diseases and pests -- Philippines; Helicoverpa armigera -- Philippines.          Add to Book Cart Relevance: 21.51%