Publications for:

pest = Helicoverpa (genus)
beneficial = Heterorhabditis bacteriophora/Photorhabdus (entomopathogen)

found 3 publications:

2014

Screening for environmental stress-tolerant entomopathogenic nematodes virulent against cotton bollworms
Phytoparasitica (2014) 42 (2), 165-177
publishers website - pestinfo wiki

2003

Efficacy of three species of entomopathogenic nematodes with antidesiccants against Helicoverpa armigera
International Journal of Nematology (2003) 13 (2), 229-232
pestinfo wiki

2001

Entomopathogenic nematodes: Potential for exploration and use in South America
Neotropical Entomology (2001) 30 (2), 191-205
publishers website - pestinfo wiki