Within-plant distribution of cotton aphids,Aphis gossypii Glover (Hemiptera: Aphididae), in Bt and non-Bt cotton fields - Fernandes, F. S; Ramalho, F. S; Nascimento, J. L; Malaquias, José Bruno; Nascimento, A. R. B; Silva, C. A. D; Zanuncio, J. C (Bulletin of Entomological Research, 2012)