Publications for:

pest = Amaranthus retroflexus (weed)
crop = Beans (Phaseolus)
country = U.S.A. (NE)

found 2 publications:

2005

Brassica cover cropping: II. Effects on growth and interference of green bean (Phaseolus vulgaris) and redroot pigweed (Amaranthus retroflexus)
Weed Science (2005) 53 (5), 702-708
publishers website - pestinfo wiki

1998

Evaluating the EPA's comparative product performance testing guidelines for herbicides in snap bean (Phaseolus vulgaris)
Weed Technology (1998) 12 (2), 215-222
pestinfo wiki