The Impact of Statewide Urban Forestry Programs: A Survey of Cities in Oregon, U.S.

LITERATURE CITED

1. ↵
   1. Ajzen, I., and
   2. M. Fishbein

   . 1980. Understanding Attitudes and Predicting Social Behavior. Prentice-Hall, Englewood Cliffs, NJ.
2. ↵
   1. Dillman, D.

   1978. Mail and Telephone Surveys: The Total Design Method. Wiley & Sons, New York, NY.
3. ↵
   1. Elemdorf, W.F.,
   2. V.J. Cotrone, and
   3. J.T. Mullen

   . 2003. Trends in urban forestry practices, programs and sustainability: Contrasting a Pennsylvania, U.S., study. Journal of Arboriculture 29: 237–247.

   OpenUrl
4. ↵
   1. Gartner, J.T.,
   2. T. Treiman, and
   3. T. Frevert

   . 2002. Missouri urban forest—A ten-year comparison. Journal of Arboriculture 28: 76–83.

   OpenUrl
5. ↵
   1. Independent Sector

   . 2003. Value of Volunteer Time. http://www.independentsector.org/programs/research/volunteer_time.html (accessed 11/03/04).
6. ↵
   1. Reeder, E.C., and
   2. H.D. Gerhold

   . 1993. Municipal tree programs in Pennsylvania. Journal of Arboriculture 19: 12–19.

   OpenUrl
7. ↵
   1. Reichenbach, M.R.

   1992. Urban and Community Forestry in Oregon: An Assessment With Recommendations For Initiating Action. Oregon Department of Forestry. 62 pp.
8. ↵
   1. Schroeder, H.W.,
   2. T.L. Green, and
   3. T.J. Howe

   . 2003. Community tree programs in Illinois, U.S.: A statewide survey and assessment. Journal of Arboriculture 29: 218–225.

   OpenUrl
9. ↵
   1. Tschantz, B.A., and
   2. P.L. Sacamano

   . 1994. Municipal Tree Management in the United States. Davey Tree Expert Company, Kent, OH. 73 pp.
10. ↵
    1. Sutton, N.L.

    1994. An Analysis of Community Forestry in Oregon. Portland State University. 65 pp.