Publications for:

pest = Amaranthus retroflexus (weed)
crop = Pea (Pisum sativum)

found 2 publications:

2005

Weed control in pea with reduced rates of imazethapyr applied preemergence and postemergence
Weed Technology (2005) 19 (1), 14-18
publishers website - pestinfo wiki

1998

Postemergence weed control in pea (Pisum sativum) with imazamox
Weed Technology (1998) 12 (1), 64-68
pestinfo wiki