Effect of gamma irradiation on quality parameters, sterility and mating competitiveness of melon fly, Bactrocera cucurbitae (Coquillett)

Author(s):  
G. S. Panduranga ◽  
Kirti Sharma ◽  
Bhupinder Singh ◽  
R. K. Sharma
2018 ◽  
Vol 68 (5) ◽  
pp. 499-507 ◽  
Author(s):  
Shravan Manbhar Haldhar ◽  
Dilip Kumar Samadia ◽  
Rakesh Bhargava ◽  
Balu Ram Choudhary ◽  
Dhurendra Singh

Author(s):  
Tri Ramadhani ◽  
Upik Kusuma Hadi ◽  
Susi Soviana ◽  
Zubaidah Irawati ◽  
Sunaryo Sunaryo

Culex quinquefasciatus is the main vector of limfatic filariasis in Pekalongan City. Sterile Insect Tehnique could be an alternative vector control efforts to eliminate filariasis. The success of this technique is depend on the ability of laboratory-reared sterile males with the wild-type females. Indicator of SIT Aplication is determined by the value of the mating competitiveness and sterility to Culex quinquefasciatus (Diptera:Culicidae). The design of the research is an experimental. Gamma irradiation on the pupae (age . 15 hours) with the  doses of 0 Gy, 60 Gy, 65 Gy,70 Gy, 75 Gy and 80 Gy in BATAN Jakarta.  Male mosquitoes which emerged from the pupa then matting with a normal female. This research observed the mean  of females laying eggs ,fecundity, fertility and  mating competitiveness. This experimental research was conducted in the laboratory and the data were analyzed by ANOVA.The result showed that irradiation at the trial doses had an effect on fertility of Culex quinquefasciatus, but not  had significant effect on  fecundity and mating competitiveness . A dose of 70 Gy is the optimum dose with a fertility rate of 1.8% (sterility 98.2%) and C indexs 0,568 can be recommended for futher  semi field assays. The number of sterile males were six times compared with the wild population to increase the chances of  mating with wild-type females.


2008 ◽  
pp. 2332-2335
Author(s):  
George Hangay ◽  
Susan V. Gruner ◽  
F. W. Howard ◽  
John L. Capinera ◽  
Eugene J. Gerberg ◽  
...  

2021 ◽  
Vol 30 (2) ◽  
pp. 179-185
Author(s):  
Farhana Ferdousi ◽  
Shanjida Sultana ◽  
Tangin Akter ◽  
Pinakshi Roy ◽  
Shefali Begum

The flight activity and flight muscle of the melon fly, Bactrocera cucurbitae (Coquillett) (Diptera: Tephritidae) were observed. The Tethered technique was used to observe the flight activity in this study. The flight activity, and wing and flight muscles were compared between male and female melon flies. The results indicate that the female was relatively better and strong flier than the male. The mean duration of the flight activity of the females was 13.90 min/hour and of the males was 7.12 min./hour. The mean length, width, volume of wings of the males were 6.07 mm, 2.67 mm and 10.99 mm³, respectively. On the other hand, the mean length, width and volume of the wings of females were 7.07 mm, 2.87 mm and 15.60 mm³, respectively. In case of wing muscles, the mean volume of dorsal longitudinal muscle (DLM) in male and female was found 5.20 mm³ and 5.67 mm³, respectively. The mean length of flight wing muscle of male and female was 2.22 and 2.23 mm, respectively and the mean breadth of male and female was 1.65 and 1.77 mm, respectively. Dhaka Univ. J. Biol. Sci. 30(2): 179-185, 2021 (July)


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