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Table 2 Effect of B. brassicae stages on C. septempunctata biological parameters

From: Energy reserves in Brevicoryne brassicae (Lin.) (Homoptera: Aphididae) instars and their effect on predation and longevity of three coccinellid species under laboratory conditions

B. brassicae instar

C. septempunctata instars

1st

2nd

3rd

4th

Pupa

Adult

Pre-oviposition

Long.*

Prey**

Long.

Prey

Long.

Prey

Long.

Prey

Long.

Prey

Long.

Prey

Long.

Prey

1st

3.17 bc

42.33 a

5.17 b

82.00 a

6.83 a

96.67 a

8.67 a

136.67 a

6.17 b

0.00

28.67 ab

167.00 a

3.17 a

167.00 a

2nd

4.17 a

34.33 b

5.50 ab

69.67 b

6.83 a

77.00 b

7.83 bc

132.33 a

6.17 b

0.00

29.33 ab

154.33 ab

3.17 a

154.33 ab

3rd

2.83 c

25.33 c

4.67 c

61.67 c

6.17 b

59.67 c

7.33 c

123.00 ab

5.83 b

0.00

27.67 b

143.67 b

2.83 a

143.67 b

4th

3.33 b

24.33 cd

5.67 a

57.33 c

6.17 b

56.67 c

8.17 ab

114.33 bc

7.00 a

0.00

28.67 ab

126.67 c

3.17 a

126.67 c

Adult

2.83 c

19.67 d

5.67 a

59.00 c

6.67 ab

54.00 c

8.67 a

107.33

6.83 a

0.00

32.33 a

118.33 c

3.33 a

118.33 c

LSD 5%

0.42

0.09

0.49

4.79

0.60

12.92

0.56

14.17c

0.62

0.00

4.38

14.09

0.52

14.09

  1. *Lonng. = longevity (/days), **Prey = number of consumed prey