(In reverse chronological order)
National Sustainable Agriculture Coalition, 2017. Organic Farmer's Guide to the Conservation Reserve Program Field Bordern Buffer Initiative. Page 8.
Lengnick, Laura, 2014. Resilient Agriculture: Cultivating Food Systems for a Changing Climate; New Society Publishers, Pg. 221-223.
Gould, Stacie A. and O'Connor, Annette M., 2013. Injectable Vitamin A Effects on Infectious Bovine Keratoconjunctivitis in Beef Calves. Iowa State Research Farm Progress Reports, Iowa State University.
O'neill, J.A. and Wells, B.L., 2013. Organic livestock systems: Views of Veterinarians and Organic Producers.
Baker, B., Delate, K., Turnbull, B. and Cwach, D., 2011. Compliance with the New USDA-NOP pasture rule: Monitoring progress in small-holder vs. corporate dairies. Organic is Life Knowledge for Tomorrow, p.100.
Rainford, Cheryl. 2008. Soil health and productivity benefits of low-tillage organic systems. Journal of Soil and Water Conservation 63.1.
Miguel A. Altieri and Clara I. Nicholls with Marlene Fritz, 2005. Manage Insects on your Farm: A Guide to Ecological Strategies. Sustainable Agriculture Research and Education handbook series ; bk. 7.
Organic Farming Research Foundation, 2002. Feeding beef cattle to produce healthier and highly acceptable beef. Project Report Summary. Santa Cruz, California.
Hanna, H.M., Hartzler, R.G., Erbach, D.C. and Rosmann, R., 1997. Effective high-speed, high-residue row-crop cultivation.
Bultena, G.L. and Hoiberg, E.O., 1992. Farmers' Perceptions of the Personal Benefits and Costs of Adopting Sustainable Agricultural Practices. Impact Assessment, 10(2), pp.43-57.