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Table 5 Mating competitiveness values for An. arabiensis GAMA males irradiated at 75Gy competing with fertile An. arabiensis AMAL males for AMAL females under natural conditions in semi-field 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 ± 7.9

   

Sterile control

 

1.3 ± 0.6

   

1:1:1

1

66 ± 17.3

47.3

25.8

0.36

5:1:1

5

36.7 ± 5

16.8

58.4

0.29

10:1:1

10

23.7 ± 14.6

9.8

73

0.29

Average CI = 0.31

  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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