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:max_bytes(150000):strip_icc()/IMG_1446--2-56af63e53df78cf772c3dc16.JPG "The Shigo 3-Step Method of Tree Pruning")
The Shigo 3-Step Method of Tree Pruning
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Gallery of Art Producedto Illustrate Research intothe Compartmentalization ofDecay in Trees - The Carroll Studio Gallery
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A New Tree Biology
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Local man revolutionized tree care: Shigo's influence on arboriculture felt worldwide
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Alex Shigo - Wikipedia
