167 resultados para Petrified forests
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Bibliography : p. [32].
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"January 1980."
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Shipping list no.: 2001-0272-P.
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Bibliography: p. 73-77.
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"Embodies the results of a three-year study ... under a grant from the Charles Lathrop Pack forestry foundation ... [The] purpose is to bring together a body of knowledge regarding the inventory factors of timber stands and to outline a procedure for studying them."--Introd.
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"March 15, 1999."
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"Serial no. 107-76."
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"Serial no. 99-47."
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"Serial no. 100-86."
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"Serial no. 100-47."
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"Serial no. 100-88."
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"Serial no. 100-89."
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"Serial no. 100-92."
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"Serial no. 100-87."
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"Serial no. 100-90."