RADIORESISTANCE OF THE RED FLOUR BEETLE, TRIBOLIUM CASTANEUM (COLEOPTERA: TENEBRIONIDAE), EXPOSED TO SUBLETHAL DOSES OF GAMMA IRRADIATION FOR 25 GENERATIONS

1974 ◽  
Vol 106 (3) ◽  
pp. 241-246 ◽  
Author(s):  
John H. Brower

AbstractPopulations of Tribolium castaneum (Herbst) exposed to sublethal doses of irradiation (0.5–4.0 krad) each generation for as many as 25 generations had decreases in reproductive capacity and increases in sterility that were positively correlated with the size of the dose per generation, but not with the number of ancestral generations treated. Exposure of the selected populations to an acute dose of irradiation (2.0 krad) revealed no increase in tolerance to irradiation even after 25 generations of selection. Radioresistant populations would probably not arise from fertile survivors of irradiation disinfestation of bulk grain.

2014 ◽  
Vol 27 (2) ◽  
pp. 1525-1527 ◽  
Author(s):  
Qiu-Ning Liu ◽  
Dan-Dan Bian ◽  
Sen-Hao Jiang ◽  
Zhen-Xing Li ◽  
Bao-Ming Ge ◽  
...  

2015 ◽  
Vol 42 (2) ◽  
pp. 211-216 ◽  
Author(s):  
Md Mostakim ◽  
Ataur Rahman Khan

Effect of various concentrations of coffee, Coffea arabica, viz. 12.50%, 25% and 50% on the growth and development of the red flour beetle, Tribolium castaneum (Herbst) was determined. Coffee lengthened the larval and pupal periods significantly. There was also a significant reduction in the pupal recovery and adult emergence of the beetle following treatment. The food with 50% coffee had the most detrimental effects on the beetle. Coffee extract could be used as useful botanical pesticide for controlling red flour beetle.Bangladesh J. Zool. 42(2): 211-216, 2014


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