Praktische anleitung zum frühtreiben von pflanzen mittels blausäure. Von prof. dr. Gassner ... und W. Heuer ...Gustav Gassner1927DE
Mortality Risks for Forest Trees Threatened with Gypsy Moth Infestation / Owen W. Herrick, David A. Gansner.Owen W. Herrick1987
Timber prices in the northern United States - 1978 / Owen W. Herrick and David A. Gansner.Owen W. Herrick1980
Estimating the Benefits of Gypsy Moth Control on Timberland / David A. Gansner, Owen W. Herrick.David A. Gansner1988
Forest stand losses to gypsy moth in the Poconos / David A. Gansner, Owen W. Herrick.David A. Gansner1979
Host Preferences of Gypsy Moth on a New Frontier of Infestation / David A. Gansner, Owen W. Herrick.David A. Gansner1985
Predicting the Rate of Change in Timber Value for Forest Stands Infested with Gypsy Moth / David A. Gansner, Owen W. Herrick.David A. Gansner1982EN
Timber value growth rates in New England / David A. Gansner, Stanford L. Arner, Thomas W. Birch.David A. Gansner1990EN
Rate of value change in New England timber stands / Stanford L. Arner, David A. Gansner, Thomas W. Birch.Stanford L. Arner1990EN