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. 2011 Jul 5;4:128. doi: 10.1186/1756-3305-4-128

Table 2.

The efficiency of predators in reducing the survival rates of against third instar larvae of An. gambiae s.s in semi-field experimental settings

Predator species Mean (± SD) Relative reduction (%) Levelx
Control 0.92 ± 0.21 0 a
Tadpole 0.86 ± 0.26 6.08 a
Belestoma 0.56 ± 0.31 39.24 b
Dragonfly Nymph 0.37 ± 0.35 59.60 c
Gambusia affins 0.28 ± 0.32 69.69 c
Backswimmer 0.24 ± 0.33 74.30 c

Percentage of relative reduction was calculated against control population.

x Levels not connected by same letter are significantly different