The Forest Worker


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Agricultural Engineering


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Knots in Second-growth Pine and the Desirability of Pruning


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The pruning of young trees in sparsely and unevenly stocked stands will greatly improve the resulting lumber grades. In northern white and red pines, even in fully stocked stands, artificial pruning is essential for the production of any of the best grades of lumber in a reasonable time.













Circular


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Circular


Book Description