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Northeastern Area, State and Private Forestry, USDA Forest Service has a goal to provide the public and partners with timely, accurate, understandable ...
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This article describes efforts to bring back the American elm using DED-tolerant varieties. Valley Forge elms are available; contact me for details.
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VT Forest Biology and Dendrology offers tree identification, growth, and physiology information.
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US Forest Service national headquarters website; the home page and gateway to all Forest Service websites.
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Metropolitan Tree Growers Pty Ltd is a grower of high-quality trees for Councils and Public Authorities throughout south-eastern Australia. We specialise in the ...
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Several photographs of Sea Spleenwort and a description.
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3.0 / 5.0, 语: English