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Rapid Pest Risk Analysis (PRA) for
1 Rapid Pest Risk Analysis (PRA) for: Phenacoccus fraxinus April 2017 Summary and conclusions of the rapid PRA Phenacoccus fraxinus is a mealybug pest of Fraxinus (ash) trees in China. During the
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Updating the UK Rapid Pest Risk Analysis for Xylella ...
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Platanus lace bug Corythucha ciliata - UK Plant …
planthealthportal.defra.gov.ukHost Plants Corythucha ciliata feeds primarily on Platanus spp., especially P. occidentalis.Several other host plants are listed in the literature, including Broussonetia papyrifera, Carya ovata, Chamaedaphne sp., Fraxinus sp.
Western Conifer Seed Bug Leptoglossus …
planthealthportal.defra.gov.ukFigure 1. Adult Leptoglossus occidentalis resting on a conifer Western Conifer Seed Bug Leptoglossus occidentalis Background Leptoglossus occidentalis (Heidemann) (Hemiptera: Coreidae) is a Nearctic leaf-
Phytophthora ramorum - GOV.UK
planthealthportal.defra.gov.uk2 Contents Phytophthora ramorum and Phytophthora kernoviae A Practical Guide for Established Parks & Gardens, Amenity Landscape and Woodland Areas 1. Summary 3 2. Reasons for concern 3 3. Biology 5 3.1 Disease spread 5 3.2 Infection 6 3.3 Favourable conditions 6 4. Hosts 7 4.1 Phytophthora ramorum 7 4.2 Phytophthora kernoviae 8 5. …
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