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Traductions de „aphid“ dans le dictionnaire anglais » arabe (Aller à arabe » anglais)

Exemples monolingues (non-vérifiés par l'équipe de rédaction)

anglais
The larvae of these small flies are active and predatory and are often used for biological control of aphids, scale insects and similar pests.
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In some cases, wings are produced only at particular times in the life cycle, such as in the dispersal phase of aphids.
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This means that the aphid can pick up the virus on its stylet (its mouthparts) and transfer it quickly to the next plant it probes.
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Ants, such as wood ants, are common on willows inhabited by aphids, coming to collect aphid honeydew, as sometimes do wasps.
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By winged aphids migrating into crops from elsewhere.
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Ants have been observed to tend large herds of aphids, protecting them from predators and parasitoids.
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It can be transmitted from plant to plant both mechanically by sap and by aphids in a stylet-borne fashion.
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Because the transmission is non-persistent, pesticides do not provide effective control of the virus unless used as a preventative measure to reduce aphid populations.
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In these circumstances, ants may supplement their honeydew intake by preying on the aphids once the aphid populations have reached certain densities.
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Feeding by the aphid causes the formation of conical galls on the upper side of the leaf.
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