Recent Submissions

  • Phenotypic Expression and Stability in a Large-Scale Field Study of Genetically Engineered Poplars Containing Sexual Containment Transgenes 

    Klocko, Amy L.; Lu, Haiwei; Magnuson, Anna; Brunner, Amy M.; Ma, Cathleen; Strauss, Steven H. (2018-08-03)
    Genetic engineering (GE) has the potential to help meet demand for forest products and ecological services However, high research and development costs, market restrictions, and regulatory obstacles to performing field ...
  • Automated Mapping of Typical Cropland Strips in the North China Plain Using Small Unmanned Aircraft Systems (sUAS) Photogrammetry 

    Zhang, Jianyong; Zhao, Yanling; Abbott, A. Lynn; Wynne, Randolph H.; Hu, Zhenqi; Zou, Yuzhu; Tian, Shuaishuai (MDPI, 2019-10-10)
    Accurate mapping of agricultural fields is needed for many purposes, including irrigation decisions and cadastral management. This paper is concerned with the automated mapping of cropland strips that are common in the ...
  • Lidar-based estimates of aboveground biomass in the continental US and Mexico using ground, airborne, and satellite observations 

    Nelson, Ross; Margolis, Hank; Montesano, Paul; Sun, Guoqing; Cook, Bruce; Corp, Larry; Andersen, Hans-Erik; deJong, Ben; Paz Pellat, Fernando; Fickel, Thaddeus; Kauffman, Jobriath; Prisley, Stephen (2017-01)
    Existing national forest inventory plots, an airborne lidar scanning (ALS) system, and a space profiling lidar system (ICESat-GLAS) are used to generate circa 2005 estimates of total aboveground dry biomass (AGB) in forest ...
  • Stakeholders’ Perceptions of Geographical Criteria for Loblolly Pine Management for Bioenergy Production in Virginia 

    Smith, Meghann; Nguyen, Gia; Wieczerak, Taylor; Wolde, Bernabas; Lal, Pankaj; Munsell, John (MDPI, 2019-09-12)
    This study analyzed the perceptions of four stakeholder groups (forest landowners, private forest consultants, forest management researchers or educators, and federal or state agency foresters), regarding their management ...
  • RootReport Preliminary Results for 2015 

    Unknown author (Virginia Tech. Department of Forest Resources and Environmental Conservation, 2015)
    We here at Virginia Tech’s RootReport are excited to release data on the 2015 native medicinal plant harvest, and would like to thank everyone who participated in our study. We are preparing to publish these results and a ...
  • RootReport: Preliminary Results for 2014 

    Kruger, Steve; Munsell, John (Virginia Tech. Department of Forest Resources and Environmental Conservation, 2015)
    RootReport is an ongoing project of the Department of Forest Resources and Environmental Conservation at Virginia Tech. We do market assessment and create extension resources for nontimber forest products. For the last ...
  • Preliminary Results of the 2013 Virginia Tech Root Report 

    Kruger, Steve; Munsell, John (Virginia Tech. Department of Forest Resources and Environmental Conservation, 2014)
    The Department of Forest Resources and Environmental Conservation at Virginia Tech is working on a study of the medicinal plant trade as part of a larger effort to provide research and extension services for non-timber ...
  • Forestry, Summer 2019 

    Unknown author (Virginia Tech. Forest Resources and Environmental Conservation, 2019)
    The Summer 2019 issue of Forestry, the newsletter for the Department of Forest Resources and Environmental Conservation at Virginia Tech.
  • Computer-Implemented Simulation as a Planning Aid for State Fisheries Management Agencies 

    Clark, Richard D., Jr.; Lackey, Robert T. (Virginia Tech. Division of Forestry and Wildlife Resources, 1975)
    A basic job of fisheries management agencies is to forecast the demand and produce the necessary supply of fishing opportunities. Present day angling consumption rates often exceed managers' ability to supply fishing ...
  • Site and Yield Information Applicable to Virginia’s Hardwoods: A Review 

    Evans, Thomas F.; Burkhart, Harold E.; Parker, Robert C. (Virginia Tech. Division of Forestry and Wildlife Resources, 1975)
    In 1966 Virginia had a hardwood growing stock volume of 10.5 billion cubic feet and a hardwood sawtimber volume of almost 26. 3 billion board feet. Hardwood timber was distributed over more than 12.8 million acres of ...
  • The 1972 Virginia Outdoor Recreation Inventory 

    Leuschner, William A.; Groves, David L.; Bolger, William T.; Stokes, Gerald L. (Virginia Tech. Division of Forestry and Wildlife Resources, 1974)
    The Virginia Commission of Outdoor Recreation coordinated the inventorying of outdoor recreation facilities in the state between June and December, 1972. The inventory is an integral part of the Virginia Outdoors Plan ...
  • The Economics of Producing and Marketing Christmas Trees on Small Plantations in Virginia 

    Leuschner, William A.; Sellers, William A. (Virginia Tech. Division of Forestry and Wildlife Resources, 1975)
    The purpose of this report is to assist potential and existing Christmas tree growers in making better informed decisions on investments in small Christmas tree plantations, We seek to accomplish this by presenting cost ...
  • Growth and Yield of Appalachian Mixed Hardwoods After Thinning 

    Harrison, Wade C.; Burkhart, Harold E.; Burk, Thomas E.; Beck, Donald E. (Virginia Tech. Division of Forestry and Wildlife Resources, 1986)
    G-HAT (Growth of Hardwoods After Thinning) is a system of computer programs used to predict growth and yield of Appalachian mixed hardwoods after thinning. Given a tree list or stand table, along with inputs of stand age, ...
  • Simulation of Individual Tree Growth and Stand Development in Loblolly Pine Plantations on Cutover, Site-Prepared Areas 

    Burkhart, Harold E.; Farrar, Kenneth D.; Amateis, Ralph L.; Daniels, Richard F. (Virginia Tech. Division of Forestry and Wildlife Resources, 1987)
    A forest stand simulator, PTAEDA2, was developed to model growth in loblolly pine (Pinus taeda L.) plantations on cutover, site-prepared areas. Individual trees were used as the basic growth units. In PTAEDA2, trees are ...
  • The Wildlife Management Planning Game: Administrative Manual 

    Sullivan, Alfred D.; Guynn, David C. (Virginia Tech. Division of Forestry and Wildlife Resources, 1973-09)
    This manual has a twofold purpose: (1) to provide operating information for the game administrator, and (2) to provide documentation of the FORTRAN IV program which is the basis of the Wildlife Management Planning Game. ...
  • Economic Guidelines for Loblolly Pine Management in Virginia 

    Thompson, Emmett F.; Mantie, Robert C.; Sullivan, Alfred D.; Burkhart, Harold E. (Virginia Tech. Division of Forestry and Wildlife Resources, 1973-12)
    Recent studies (e.g. Southern Forest Resource Analysis Committee, 1969; U. S. Forest Service, 1972) indicate that wood requirements may exceed available supplies by the end of this century. The latest forest survey of ...
  • A Model for Assessing Hardwood Competition Effects on Yields of Loblolly Pine Plantations 

    Burkhart, Harold E.; Sprinz, Peter T. (Virginia Tech. Division of Forestry and Wildlife Resources, 1984)
    A model was developed to predict pine survival, growth and yield for unthinned loblolly pine plantations with varying levels of hardwood competition in the main canopy. Inputs for the model are number of loblolly pine trees ...
  • Growing and Marketing Christmas Trees in Virginia 

    Vodak, M.C.; Leuschner, W.A.; Watson, A.E. (Virginia Tech. Division of Forestry and Wildlife Resources, 1984)
    The purpose of this report is to assist potential and existing Christmas tree growers in making investment decisions about small Christmas tree plantations by presenting cost and revenue data and analysis of financial ...
  • The Wildlife Management Planning Game: Instructions to Participants 

    Guynn, David C.; Sullivan, Alfred D. (Virginia Tech. Division of Forestry and Wildlife Resources, 1973-09)
    During the spring of 1971, a project was undertaken with the objective of constructing a unique simulation game that would be helpful in improving wildlife management planning. The game would be used primarily for inservice ...
  • Diameter Distributions and Yields of Natural Stands of Loblolly Pine 

    Burk, Thomas E.; Burkhart, Harold E. (Virginia Tech. Division of Forestry and Wildlife Resources, 1984)
    A diameter distribution yield model was developed based upon measurements of 117 0.1-acre temporary plots located in naturally regenerated loblolly pine stands in the Piedmont and Coastal Plain of Virginia and the Coastal ...

View more