Publications for:

pest = Digitaria ciliaris (weed)
crop = Pearl millet (Cenchrus americanus)

found 2 publications:

2005

Ecology of interactions between weeds and arthropods
Annual Review of Entomology (2005) 50, 479-503
publishers website - pestinfo wiki

1993

Pearl millet injury by five grasshopper species (Orthoptera: Acrididae) in Mali
Journal of Economic Entomology (1993) 86 (3), 891-898
pestinfo wiki