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Tribolium confusum a serious cosmopolitan stored grain pest has become resistant to several traditional insecticides used as grain protectants. Natural terpenoids, Forskolin, Betulinic acid and Andrographolide which could mimic juvenile hormone activity are used for controlling the population of Tribolium confusum,the confused flour beetle . All the three terpenoids used were effective in inducing varied morphological abnormalities and inhibited adult emergence. They also hindered ovarian development, affecting the fertility and reproductive potentiality of Tribolium confusum. Considering...