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245 1 0 _aAntifeedant effects of plant lectins and an enzyme on the adult stage of the rice brown planthopper, Nilaparvata lugens
490 0 _vEntomologia Experimentalis et Applicata, 75(1), p.61-65, 1995
520 3 _aThe feeding activity of adult rice brown planthopper, Nilaparvata lugens (St/l)on selected proteins incorporated into artificial diets was examined, based on quantitative analysis of honeydew excretion, in order to determine the mechanism of action of antimetabolic proteins towards homopteran pests. The lectins Galanthus nivalis agglutinin (GNA), wheat germ agglutinin (WGA)and the enzyme soybean lipoxygenase (LPO), previously demonstrated to be toxic to this insect, reduced honeydew excretion levels of adult Nilaparvata lugens over a 24 h period when incorporated into artificial diet at 0.1 percent {w:v}, indicating that these proteins acted as antifeedants. Of the proteins tested GNA was the most effective antifeedant, reducing honeydew droplet production by 96 percent, although after 24 h there was some recovery in the honeydew excretion levels and thus the insects appeared to tolerate the presence of the antifeedant with time. The lectin Pisum sativum agglutinin (PSA), previously demonstrated to be non-toxic, showed no antifeedant properties.
650 1 4 _aNILAPARVATA LUGENS
650 1 4 _aGALANTHUS NIVALIS AGGLUTININ
650 1 4 _aWHEAT GERM AGGLUTININ
650 1 4 _aSOYBEAN LIPOXYGENASE
650 1 4 _aHONEYDEW
650 1 4 _aARTIFICIAL DIET
650 1 4 _aANTIFEEDANT
700 1 2 _aPowell, K.S.
700 1 2 _aGatehouse, A.M.R.
700 1 2 _aHilder, V.A.
700 1 2 _aGatehouse, J.A.
856 4 0 _uhttps://drive.google.com/file/d/19b1gerUijerSQE0exhwDRT1lbZuUi63P/view?usp=drivesdk
_zPara ver el documento ingresa a Google con tu cuenta: @cicy.edu.mx
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