Formulated Beta-Cyfluthrin Shows Wide Divergence in Toxicity among Bird Species
Table 3
Mortality in full test.
Individual
1
2
3
4
5
6
7
8
9
10
(°C)
1st stage
Dose (mg/kg)
1767.8
Canaries
O
X
X
X
24.2
12.7
2nd stage
Dose (mg/kg)
Canaries
O*
O*
O*
O*
O
O
O†
X
X
X
25.8
12.8
Dose (mg/kg)
769.6
976.5
1065.7
1254.1
1475.7
1736.6
2043.5
2404.8
2829.8
3330.0
Shiny cowbirds
O*
O*
O
X
O
O
X
X
X
X
15.1
11.0
Eared doves
O*
O*
O
O
O
X
O
X
O
X
19.9
11.3
3rd stage
Dose (mg/kg)
Canaries
O
O
O
O
O
O
O
X
O
O
22.6
12.8
Dose (mg/kg)
985.5
985.5
985.5
985.5
985.5
2558.9
2558.9
2558.9
2558.9
2558.9
Shiny cowbirds
O
O
O
O
O†
O
X
O†
X
O
27.4
11.2
Dose (mg/kg)
1451.0
1451.0
1451.0
1451.0
1451.0
3330.0
3330.0
3330.0
3330.0
3330.0
Eared doves
O
O
O
O
O
X
X
X
X
X
21.5
12.0
3rd stage (2)
Dose (mg/kg)
Canaries
O
O
O
O
_
X
_
X
19.9
12.9
Dilutions: , , , , , , ; *without clinical signs of intoxication; X: death; O: survival; †recovered from convulsions; : environmental average temperature during dosing; : photoperiod, in hours of light.
