Browsing by Author "Gonzáles,"
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Gonzáles,; Gianoli,; Niemeyer, (2001)1. Colonies of the aphid Rhopalosiphum maidis on Johnsongrass, Sorghum halepense, usually occur inside the whorl. The present work assessed the role of two biotic factors, plant quality and parasitism by Lysiphlebus ...
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Gonzáles,; Fuentes-Contreras,; Niemeyer, (1999)Volatiles produced by the interaction of Rhopalosiphum padi and wheat, and semiochemicals which elicit the spacing behaviour of R. padi on wheat and oat, were evaluated in an olfactometer against the cereal aphid parasitoid ...