Ryan, MR, BA Caldwell, K Crowley, JA Liebert, U Menalled, CJ Pelzer, L Pickard, and S Wayman. 2021. Organic No-Till Planted Soybean Production. Sustainable Cropping Systems Lab. Cornell University, Ithaca, NY.
Curran, W, M, Ward, and MR Ryan. 2019. Chapter 9: Biological Weed Control. Pp. 63-74 in A Practical Guide for Integrated Weed Management in Mid-Atlantic Grain Crops. Ed M. VanGessel.
Ryan, MR and J Peigné. 2017. Chapter 3. Applying Agroecological Principles for Regenerating Soils. Pages 53-84 in Agroecological Practices for Sustainable Agriculture: Principles, Applications, and Making the Transition. Ed A Wezel. World Scientific Publishing Europe. London, UK.
Woodbury, PB, A DiTommaso, J Thies, MR Ryan, and J. Losey. 2017. Effects of Transgenic Crops on the Environment. Pp. 131-150 in Pest Management within the Environment: Challenges for Agronomists, Ecologists, Economists and Policymakers. Eds M Coll and E Wajnberg. John Wiley & Sons, Ltd. West Sussex, UK.
Curran, WS, D Lingenfelter, MR Ryan, D Sandy, M Dempsey, and B Crockett. 2015. Weed Management. Pp. 131-151 in Penn State Organic Crop Production Guide. Eds WS Curran, M Barbercheck, and C White. The Pennsylvania State University. State College, PA.
Smith, RG, MR Ryan, and FD Menalled. 2011. Direct and indirect impacts of weed management practices on soil quality. Pp. 275-286 in Soil Management: Building a Stable Base for Agriculture. Eds JL Hatfield and TJ Sauer. American Society of Agronomy and Soil Science Society of America. Madison, WI.