Extracts

Conc. (ppm)

Mean ± Std. Dev.

R2

LC50 (95% FL)

LC90 (95% FL)

χ2

Methanol crude

extract

-control

0.0 ± 0.0a

0.88

270.6

1408.8

2.57 ns

500

73.3 ± 10.4b

(0.1 - 526.3)

(901.1 - 23279.1)

1000

78.3 ± 7.6b

1500

86.7 ± 7.6bc

2000

100.0 ± 0.0c

Rambo

100.0 ± 0.0c

F value

112.0***

Hexane fraction

-control

0.0 ± 0.0a

0.93

756.0

2016.3

1.19 ns

500

31.7 ± 7.6b

(505.5 - 959.5)

(1494.3 - 4015.6)

1000

63.3 ± 7.6c

1500

75.0 ± 8.6c

2000

95.0 ± 8.6d

Rambo

100.0 ± 0.0d

F value

100.7***

Ethyl acetate

fraction

-control

0.0 ± 0.0a

0.83

742.1

2397.4

2.64 ns

500

26.7 ± 5.7b

(426.8 - 979.6)

(1661.1 - 6622.5)

1000

76.7 ± 10.4c

1500

78.3 ± 7.6c

2000

80.0 ± 10.0c

Rambo

100.0 ± 0.0d

F value

87.9***

Methanol

fraction

-control

0.0 ± 0.0a

0.96

1167.3

2549.3

1.15 ns

500

11.7 ± 7.6a

(945.8 - 1432.7)

(1932.3 - 4614.7)

1000

33.3 ± 7.6b

1500

63.3 ± 15.2c

2000

86.7 ± 12.5d

Rambo

100.0 ± 0.0d

F value

58.5***