For European honeybees, the LD50 for oral administration of thiamethoxam over 48 h is 5 ng, and LD50 for contact administration over 24 h is 29 ng Furthermore, the LD50 of thiamethoxam for newly emerged AHBs is 4.28 ng bee−1
For European honeybees, the LD50 for oral administration of thiamethoxam over 48 h is 5 ng, and LD50 for contact administration over 24 h is 29 ng Furthermore, the LD50 of thiamethoxam for newly emerged AHBs is 4.28 ng bee−1