Table 3: LC50 and LC90 of T. occidentalis against human malaria vector, Anopheles coluzzi.

Mosquito

 

Larvae

LC50

 

(ppm)

LC90

 

(ppm)

 

 

Regression Equation

95% Confidence Limit

Chi-

square value (χ2)

LCL (LC50

 

and LC90)

UCL (LC50

 

and LC90)

 

 

A. coluzzi

 

 

75.56

 

 

266.31

 

 

Y = -4.39988 + 2.34248X

63.15

 

(161.44)

91.02

 

(306.63)

 

 

5.21