Search Results - "Fragoso, D.B"

Partial characterization of glutathione S-transferases in pyrethroid-resistant and -susceptible populations of the maize weevil, Sitophilus zeamais by Fragoso, Daniel B., Guedes, Raul Narciso C., Goreti A. Oliveira, Maria

“…Glutathione S-transferases (GSTs) from a susceptible (Sete Lagoas) and two pyrethroid-resistant populations (Jacarezinho and Juiz de Fora) of the maize weevil…”
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Developmental rates and population growth of insecticide-resistant and susceptible populations of Sitophilus zeamais by Fragoso, Daniel B., Guedes, Raul Narciso C., Peternelli, Luiz A.

“…Two experiments were carried out to assess the developmental rate and population growth of four populations of Sitophilus zeamais Motschulsky (Coleoptera:…”
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Insecticide use and organophosphate resistance in the coffee leaf miner Leucoptera coffeella (Lepidoptera: Lyonetiidae) by Fragoso, D B, Guedes, R N C, Picanço, M C, Zambolim, L

“…Increasing rates of insecticide use against the coffee leaf minerLeucoptera coffeella(Guérin-Méneville) and field reports on insecticide resistance led to an…”
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Acao de inseticidas organofosforados utilizados no controle de Leucoptera coffeella (Guerin-Meneville) (Lepidoptera: Lyonetiidae) sobre o acaro predador Iphiseiodes zuluagai Denmark & Muma (Acari: Phytoseiidae) by Fragoso, D.B, Jusselino Filho, P, Pallini Filho, A, Badji, C.A

“…Chemical control has been preferentially used to suppress pests by farmers mainly due to low price of the products and immediate action on target organisms…”
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Selecao na evolucao de resistencia a organofosforados em Leucoptera coffeella (Guerin-Meneville) (Lepidoptera: Lyonetiidae) by Fragoso, D.B, Guedes, R.N.C, Ladeira, J.A

“…Resistência a pesticidas é um fenômeno crescente e dos mais sérios problemas enfrentado atualmente pela agricultura. Por isso, há necessidade de estudo das…”
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