Publications for:

pest = Solanum ptycanthum (weed)
crop = Maize/corn (Zea mays)
country = U.S.A. (mid N)

found 2 publications:

2008

Residual weeds of processing sweet corn in the north central region
Weed Technology (2008) 22 (4), 646-653
publishers website - pestinfo wiki

2000

Identifying associations among site properties and weed species abundance. II. Hypothesis generation
Weed Science (2000) 48 (5), 576-587
publishers website - pestinfo wiki