Libros
Protect western white pine and sugar pine from blister rust
United States. Bureau of Plant Industry1928
Género: Western white pine
Añadir a mi colección
Formato
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White-pine weevil attack susceptibility of western white pine in the Northeast
Ronald C. Wilkinson
1981
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Improving rust-resistant strains of inland western white pine / Raymond J. Hoff and Geral I. McDonald
R. J. Hoff
1980
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Effects of thinning and fertilizing on production of western white pine seed
Burton Verne Barnes
1969
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Thinning and fertilizing increase growth in a western white pine seed production area
Russell A. Ryker
1967
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