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Picture library: 2001252

Xanthomonus populi. Poplar canker. Inoculation with bacterial slime into cut.

Reference: 2001252

Xanthomonus populi. Poplar canker. Inoculation with bacterial slime into cut.
Date Taken: 5th May 1966

Photographer: Thelma Evans
Copyright: Crown Copyright
Credit line: Forestry Commission / Thelma Evans

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