poly(ethylene glycol) exposure of organism plant exposure organic chemical exposure polyethylene glycol exposure plant_experimental_conditions_ontology An organic chemical exposure (PECO:0001003) involving the application of polyethylene glycol (CHEBI:46793). PEG treatment (exact) 2014-06-04T10:14:09Z EO:0001061 polyethylene glycol treatment (narrow) PECO:0001061 cooperl poly(ethylene glycol) treatment (exact)