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Picture library: 39353

PHYLLOXERA GLABRA . Damage to leaves of Quercus robur caused by feeding by the Oak leaf aphid . The browned foliage is confined to the part of the lower crown which overhangs the road - a common phenomena in summer 1989 but unexplained .   Location: Sleaford , Hampshire , England .

Reference: 39353

PHYLLOXERA GLABRA . Damage to leaves of Quercus robur caused by feeding by the Oak leaf aphid . The browned foliage is confined to the part of the lower crown which overhangs the road - a common phenomena in summer 1989 but unexplained . Location: Sleaford , Hampshire , England .


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Credit line: Forestry Commission

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