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caterpillars

Diamondback moths discovered overwintering in Somerset

Scientists have found diamondback moth (DBM) caterpillars surviving in UK Brassica crops this winter and are recommending growers check their own crops for the pest now. Previously considered a migratory pest, recent research from AHDB indicated that diamondback moths could be surviving UK winters. AHDB’s Dawn Teverson, and Rosemary Collier from Warwick Crop Centre have […]

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Plants smell different when they are eaten by different herbivores

  When they are attacked by herbivores, many plants call in reinforcements. To this end, they emit odours. These odours attract wasps, for example, that are parasites and in search for host animals. The wasps lay their eggs into the caterpillars, thereby killing them: this means fewer butterflies and voracious caterpillars in the next generation. […]

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