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 Date: 2013-04-23 08:43:21Flora of the United States Cryptococcus fagisuga Botany Beech Biology Canker Nectria Nectria coccinea Tree diseases Fagus grandifolia Beech bark disease |
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| First Page | Document Content | |
|---|---|---|
Date: 2013-04-23 08:43:21Flora of the United States Cryptococcus fagisuga Botany Beech Biology Canker Nectria Nectria coccinea Tree diseases Fagus grandifolia Beech bark disease |
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Technical Bulletin By Nathan A. Blount and John J. Riggins. Introduction The beech scale (Cryptococcus