: While low doses (less than 10 ppb) typical of seed-treated crops did not immediately kill queens, higher doses (20 ppb to 100 ppb) commonly found in ornamental plants and certain spray-treated crops significantly increased queen mortality by the end of the study.
: Argue for more stringent regulations on neonicotinoids in landscape and ornamental plants where residue levels often exceed safety thresholds for pollinators. Download 91573 plus pdf
Compare the survival rates of queens across different dosage groups. : While low doses (less than 10 ppb)