What is R?
R is a free software environment that includes a set of base packages for graphics, math, and statistics, with other more specialized packages available.
Feedback
We would appreciate feedback for improving these modules and information about how they have been used for study and teaching. Please send your feedback to kgarrett@ksu.edu. Please include the following text in the e-mail subject line, "Feedback on R Modules", to make sure your comments are received.
An introduction to the R programming environment
http://www.apsnet.org/education/advancedplantpath/topics/Rmodules/doc0/
K. A. Garrett, P. D. Esker, and A. H. Sparks
Ecology and epidemiology in R: Disease progress over time
http://www.apsnet.org/education/advancedplantpath/topics/Rmodules/doc1/
A. H. Sparks, P. D. Esker, M. Bates, W. Dall' Acqua, Z. Guo, V. Segovia, S. D. Silwal, S. Tolos, and K. A. Garrett
Ecology and epidemiology in R: Modeling dispersal gradients
http://www.apsnet.org/education/advancedplantpath/topics/Rmodules/doc2/
P. D. Esker, A. H. Sparks, G. Antony, M. Bates, W. Dall' Acqua, E. E. Frank, L. Huebel, V. Segovia, and K. A. Garrett
Ecology and epidemiology in R: Spatial analysis
http://www.apsnet.org/education/advancedplantpath/topics/Rmodules/doc3/
A. H. Sparks, P. D. Esker, G. Antony, L. Campbell, E. E. Frank, L. Huebel, M. N. Rouse, B. Van Allen, and K. A. Garrett
Ecology and epidemiology in R: Disease forecasting
http://www.apsnet.org/education/advancedplantpath/topics/Rmodules/doc4/
P. D. Esker, A. H. Sparks, L. Campbell, Z. Guo, M. N. Rouse, S. D. Silwal, S. Tolos, B. Van Allen, and K. A. Garrett
Acknowledgments: We appreciate the very helpful comments of S. Pethybridge, A. Baudoin, PHI Reviewers, and members of the 2006 course in Ecology and Epidemiology of Plant Pathogens at Kansas State University. It’s also a pleasure to acknowledge support by the U.S. National Science Foundation under Grants DEB-0130692, DEB-0516046, EF-0525712 (as part of the joint NSF-NIH Ecology of Infectious Disease program) and DBI-0630726, by the United States Agency for International Development for the Integrated Pest Management (EPP-A-00-04-00016-00) and the Sustainable Agriculture and Natural Resources Management (EPP-A-00-04-00013-00) Collaborative Research Support Programs to the Office of International Research and Development at Virginia Tech, by the Office of Science (Program in Ecosystem Research), U.S. Department of Energy, Grant No. DE-FG02-04ER63892, by USDA grant 2002-34103-11746, by the Kansas State Experiment Station, and by the NSF Long Term Ecological Research Program at Konza Prairie.