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Table 3 Mean numbers ± SE of M. javanica juveniles and P. fimetorum and M. muscaedomesticae mites at different ratios and mortality percentages under laboratory conditions

From: Parasitus fimetorum and Macrocheles muscaedomesticae (Acarina:Parasitidae, Macrochelidae) as Natural Predators of the Root Knot Nematode, Meloidogyne javanica Treub

Treatments

Mean numbers ± SE of M. javanica juveniles (days post-treatments)

10

20

30

M. + P. + Mac. (1000:10:10)

708.67 ± 28.69b

583.33 ± 9.82b

304.67 ± 18.82b

M. + P. + Mac. (1000:20:20)

569.33 ± 5.46c

428.67 ± 9.40c

263.67 ± 9.39c

M. + P. + Mac. (1000:50:50)

319.33 ± 62.36d

351.0 ± 19.69d

121.67 ± 2.03d

Nematode only

956.00 ± 5.29a

866.33 ± 4.67a

668.67 ± 1.86a

LSD 5%

122.3

75.4

62.3

 

Mean numbers ± SE of P. fimetorum and M. muscaedomesticae

M. + P. + Mac. (1000:10:10)

8.67 ± 0.33c

7.67 ± 0.33c

6.67 ± 0.33d

7.00 ± 0.58d

5.67 ± 0.33c

6.00 ± 0.58c

M. + P. + Mac. (1000:20:20)

15.67 ± 0.88b

14.33 ± 1.20b

14.00 ± 0.58c

9.00 ± 0.58d

11.67 ± 0.88b

7.67 ± 0.88c

M. + P. + Mac. (1000:50:50)

40 ± 3.06a

43 ± 1.73a

38.67 ± 2.19b

42.67 ± 1.20a

35.67 ± 3.48a

36.33 ± 1.20a

LSD 5%

3.1

2.9

2.7

 

Reduction percentages of M. javanica juveniles

M. + P. + Mac. (1000:10:10)

25.87

32.67

54.44* (37.66)

M. + P. + Mac. (1000:20:20)

40.45

50.52

60.57* (50.51)

M. + P. + Mac. (1000:50:50)

66.60

59.48

81.80* (69.29)

  1. *Numbers between brackets presented overall reduction
  2. Means in each column followed by the same letters are not significantly different at 5% level