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article/chapitre/communication
R. VAN TOOR ; K. DODDS | 1994thèse/mémoire
C. Morel-Chevillet, - Auteur ; Université Claude Bernard - Lyon I (Villeurbanne, FRA), - Auteur | 1998article/chapitre/communication
J. KNIGHT ; M. Cammell | 1994The development of a decision support system for forecasting Aphis fabae outbreaks in fields of spring-sown beans is described. The system has been developed from an earlier regional forecasting system but has additional knowledge and rules inco[...]article/chapitre/communication
J. Thomas ; C. Wasmann ; C. ECHT ; R. DUNN ; H. BOHNERT ; T. MCCOY | 1994As one approach to alleviating the need for insecticide spraying, our objective is to express protein insecticides in transgenic alfalta. To initiate these studies, a cDNA encoding the protease inhibitor (PI) antielastase from Manduca sexta was [...]article/chapitre/communication
The effects of 'Margosan-O' (MO) on the pea aphid, Acyrthosiphon pisum (Harris), were determined. MO significantly reduced population increase of A. pisum in a concentration-dependent manner. At a concentration equivalent to 100 mg litre-1 of az[...]article/chapitre/communication
Selection of compounds acting as aphid development and reproduction regulators: laboratory screening
J. KULDOVA ; I. Hrdy ; Z. Wimmer | 1994Newly synthesized compounds were examined in screening tests with the pea aphid, Acyrthosiphon pisum (Harris) for juvenilizing erects, using the spray-residue method. Two derivatives of 2-(4-hydroxybenzyl) cyclohexanone bearing a carbamate or an[...]