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Table 4 Mating competitiveness values for An. arabiensis GAMA males irradiated at 70 Gy competing with fertile An. arabiensis AMAL males for AMAL females under laboratory conditions in 30 cm × 30 cm × 30 cm bug-dorm cages

From: Mating competitiveness of sterile genetic sexing strain males (GAMA) under laboratory and semi-field conditions: Steps towards the use of the Sterile Insect Technique to control the major malaria vector Anopheles arabiensis in South Africa

Treatment

S/N

Observed Hatch Rate ± SD (%)

Expected Hatch Rate (%)

Induced Sterility (%)

Competitiveness value

Fertile Control

 

89 ± 16.2

   

Sterile Control

 

3 ± 2.5

   

1:1:1

1

77 ± 17.9

46

13.5

0.16

5:1:1

5

63 ± 21.6

17

29.2

0.08

10:1:1

10

44 ± 24.1

11

50.6

0.11

Average CI = 0.12

  1. S/N refers to the ratio of sterile to fertile males in each treatment cage
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Parasites & Vectors

ISSN: 1756-3305

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