Dose letal de radiação gama para ovos de Corcyra cephalonica (Stainton, 1865) (Lepidoptera: Pyralidae), traça do arroz Translated title: Lethal dose of gamma radiation for eggs of Corcyra cephalonica (Stainton, 1865) (Lepidoptera: Pyralidae), rice moth

Abstract

O. experimento teve como objetivo observar os efeitos da radiação gama em ovos da traça do arroz, Corcyra cephalonica (STAINTON, 1865). As doses utilizadas no experimento foram; 0; 25; 50; 75; 100; 125; 150; 175; 200 Gy. O experimento foi conduzido em sala climatizada a 25 ± 2°C e 70 ± 10% de umidade relativa. Observou-se que as doses letais DL50 e DL100 para ovos provenientes de adultos criados em dieta artificial foram respectivamente de 16 e 75 Gy.

Translated abstract

The aim of this experiment was to observe the effects of gamma radiation on rice moth Corcyra cephalonica (STAINTON, 1865) eggs. The doses utilized in this experiment were 0; 25; 50; 75; 100; 125; 150; 175; 200 Gy. The experiment was carried out in a climatic room at 25 ± 2°C and 70 ± 10% R.H. It was observed that lethal dose LD50 and LD100 for eggs from adults reared by artificial diet were 16 and 75 Gy, respectively.