Comprehensive assessment of individual-tree crown condition by the US Department of Agriculture, Forest Service, Forest Inventory and Analysis (FIA) Program has its origins in the concerns about widespread forest decline in Europe and North America that developed in the late 1970s and early 1980s. Programs such as the US National Acid Precipitation Assessment Program, US National Vegetation Sur...

U.S. Department of Agriculture, Forest Service, Southern Research Station, Center for Integrated Forest Science, Department of Forestry and Environmental Resources, Raleigh, NC 27695, United States U.S. Department of Agriculture, Forest Service, Southern Research Station, Center for Forest Watershed Research, Coweeta Hydrologic Laboratory, Otto, NC 28763, United States U.S. Department of Agricu...

1 Natural Resource Policy Advisor, US Department of Agriculture/US Agency for International Development, 1325 G street NW, Washington, DC 20005, U.S.A. 2 Class of 1946 Visiting Professor of International Environmental Studies, Center for Environmental Studies, Williams College, Kellogg House, P.O. Box 632, Williamstown, MA 01267, U.S.A. 3 Research School of Environmental Studies, Charles Darwin...

By J. ARTHUR HARRIS, Investigator, Station for Experimental Evolution, Cold Spring Harbor, Collaborator, Bureau of Plant Industry, United States Department of Agriculture; ZONJA WALLEN LAWRENCE, Associate in Chemistry, University of Chicago, Field Assistant, Bureau of Plant Industry, United States Department of Agriculture, IÇ2I; W. F. HOFFMAN, Instructor in Agricultural Biochemistry, Universit...

In order to identify events/activities that are particularly stressful for farmers/ranchers, afarm stress survey based on the proportionate scaling method was mailed to a stratified random sample of 3000 Iowa farmers by the USDA National Agricultural Statistics Service. The participants were asked to compare 62 life events and farm activities to a marriage (assigned a baseline rating of 50), de...

1 Department of Physical Geography and Quaternary Geology, Stockholm University, Stockholm, Sweden 2 Geophysical Institute, University of Alaska Fairbanks, Fairbanks, AK, USA 3 US Geological Survey, Menlo Park, CA, USA 4 Lawrence Berkeley National Laboratory, Berkeley, CA, USA 5 Palmer Research Center, University of Alaska Fairbanks, Fairbanks, AK, USA 6 Alfred Wegener Institute, Potsdam, Germa...

New US Department of Agriculture regulations have altered what foods schools offer for lunch, but schools cannot require students to eat specific foods. An intervention using the behavioral science principle known as "libertarian paternalism" led junior-senior high school students to eat more fruits and vegetables by making these foods more convenient, attractive, and normative.

62 Optimal Transportation and Spatial Integration of Regional Palm Oil Markets in Nigeria L.O.E. Nwauwa, Department of Agricultural Economics, Faculty of Agriculture, University of Ibadan, Ibadan, Nigeria K.O. Adenegan, Department of Agricultural Economics, Faculty of Agriculture, University of Ibadan, Ibadan, Nigeria M.A.Y. Rahji, Department of Agricultural Economics, Faculty of Agriculture, U...