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Brian J. Graff


Click on the titles below to find US government-authored or -collected reports written by Brian J. Graff

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Understory Density Characteristics in Several Midlatitude Temperature Forests MAR 2003 43 pages
Authors:  Paul F. Krause; Harry B. Puffenberger; Brian J. Graff; Christopher D. Gard; ENGINEER RESEARCH AND DEVELOPMENT CENTER ALEXANDRIA VA TOPOGRAPHIC ENGINEERING CENTER
The full text of this report is available for sale.Understory density can have impacts on such military activities as cross-country mobility, bivouac, cover and concealment, and line of sight Airborne sensors provide a fairly good mechanism for measuring the overstory: crown diameter and tree height. The nature and characteristics of the understory, however, must be subjectively estimated by the analyst. This current work focused on the development of a model to predict understory plant densities from measurable overstory characteristics. ...


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