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. 2011 Oct 7;5(1):53–65. doi: 10.1111/j.1752-4571.2011.00207.x

Figure 1.

Figure 1

Sampling locations of Helicoverpa armigera moths in Cameroon (GU, Guider; DJ, Djalingo; TC, Tcholliré). Transgenic cotton producing Bt toxins was recently introduced to West Africa, but only in Burkina Faso. Other Bt crops such as Bt corn have not yet been released in West Africa.