J. L. Hedtcke

发表

K. Albrecht, J. Posner, J. L. Hedtcke, 2009, Renewable Agriculture and Food Systems.

D. Undersander, M. Casler, J. L. Hedtcke, 2002 .

C. Kucharik, J. Posner, J. L. Hedtcke, 2014, Journal of environmental quality.