Table 1.

Comparison of doses consumed per bee for data in Fig. 1b

	10 nM				100 nM
	PPB	ng/g or ng/ml	Mean vol consumed (ml)/bee/24 h	ng/bee/24 h	PPB	ng/g or ng/ml	Mean vol consumed (ml)/bee/24 h	ng/bee/24 h
Nicotine	1.62	1.62	0.155	0.252	16.2	16.2	0.156	2.54
Imidacloprid	2.56	2.56	0.156	0.401	25.6	25.6	0.144	3.70
Thiamethoxam	2.92	2.92	0.164	0.481	29.2	29.2	0.124	3.62
Clothianidin	2.50	2.50	0.137	0.344	25.0	25.0	0.119	2.99
Dinotefuran	2.02	2.02	0.160	0.323	20.2	20.2	0.143	2.89

Note ng/bee/24 h values were calculated as the product of ng/ml and the mean volume consumed/bee/24 h