Watching a Douglas-Fir Forest for Thirty-Five Years

By Munger Thornton T.  

Journal of Forestry, Vol. 44, Iss. 10, 1946-10 ,pp. : 705-708

Society of American Foresters

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Thirty-Five Years' Testing of Tree and Shrub Seed

By Heit C. E.  

Journal of Forestry, Vol. 66, Iss. 8, 1968-08 ,pp. : 632-634

Society of American Foresters

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Thirty Years of Management on a Small Longleaf Pine Forest

By Boyer William D.   Farrar Robert M.  

Southern Journal of Applied Forestry, Vol. 5, Iss. 2, 1981-05 ,pp. : 73-77

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Male Ruffed Grouse and Thirty Years of Forest Management on the Cloquet Forest Research Center, Minnesota

By Gullion Gordon W.   King Ralph T.   Marshall William H.  

Journal of Forestry, Vol. 60, Iss. 9, 1962-09 ,pp. : 617-622

Society of American Foresters

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The Western Upper Peninsula Forest Improvement District's First Five Years

By Irland Lloyd C.   Maass David I.  

Northern Journal of Applied Forestry, Vol. 8, Iss. 3, 1991-09 ,pp. : 107-111

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