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× U.S. Department of Agriculture, National Agricultural Library contributed to BH
来源:U.S. Department of Agriculture, National Agricultural Library contributed to BHL , no.7卷 , 1999
作者:Frederick G. Meyer@@Peter M. Mazzeo@@Donald H. Voss
关键词:Southern States;Trees;...
使用许可:Unknown
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来源:U.S. Department of Agriculture, National Agricultural Library contributed to BHL , no.374b卷 , 1999
作者:Tongass National Forest (Agency : U.S.).@@Tongass National Forest (Agency : U.S.).
关键词:Forest management;Alaska;...
使用许可:Unknown
来源:U.S. Department of Agriculture, National Agricultural Library contributed to BHL , no.46卷 , 1997
作者:Tim White@@Dudley Huber@@Greg Powell
关键词:Breeding;Trees;...
使用许可:Unknown
来源:U.S. Department of Agriculture, National Agricultural Library contributed to BHL , no.335b卷 , 1997
作者:Tongass National Forest (Agency : U.S.).@@Tongass National Forest (Agency : U.S.).
关键词:Alaska;Logging, Skyline;...
使用许可:Unknown
来源:U.S. Department of Agriculture, National Agricultural Library contributed to BHL , no.481卷 , 1995
作者:Stephen F. Arno AND Michael G. Hartwell@@Joe H.Scott
关键词:Douglas fir;Ponderosa pine;...
使用许可:Unknown
来源:U.S. Department of Agriculture, National Agricultural Library contributed to BHL , no.165卷 , 1995
作者:Earl C. Leatherberry, John S. Spencer, Jr., Thomas L. Schmidt -ahdMichael R. Carroll
关键词:Internet resource;Statistics;...
使用许可:Unknown