Publications for:

pest = Amaranthus palmeri (weed)
crop = Watermelon/colocynth (Citrullus)
country = U.S.A. (mid S)

found 2 publications:

2007

POST weed control using halosulfuron in direct-seeded watermelon
Weed Technology (2007) 21 (4), 851-856
publishers website - pestinfo wiki

2005

Preemergence weed control in direct-seeded watermelon
Weed Technology (2005) 19 (3), 706-712
publishers website - pestinfo wiki