Publications

Filters: Author is Helmers, M.  [Clear All Filters]
2011
J. Doudna, Helmers, M., and O'Neal, M., Can conservation complement agriculture?, 2011.
D. R. Lockett, Zhou, X., and Helmers, M. J., Impacts of Incorporating Prairie Vegetation within Row Crop Production on Soil Hydraulic Properties, 2011 Louisville, Kentucky, August 7-10, 2011. American Society of Agricultural and Biological Engineers, p. 1, 2011.
M. Liebman, Helmers, M. J., and Schulte, L. A., Integrating conservation with biofuel feedstock production, Managing agricultural landscapes for environmental quality II: achieving more effective conservation. Soil and Water Conservation Society of America, Ames, IA, pp. 131-142, 2011.
M. J. Helmers, Zhou, X., Asbjornsen, H., and Kolka, R., Water quality benefits of perennial filter strips in row-cropped watersheds, 2011.
2014
D. C. Mitchell, Zhou, X., Parkin, T. B., Helmers, M. J., and Castellano, M. J., Comparing Nitrate Sink Strength in Perennial Filter Strips at Toeslopes of Cropland Watersheds, Journal of Environmental Quality, 2014.PDF icon 2014 Mitchell et al. JEQ.pdf (878.38 KB)
T. E. Smith, Kolka, R. K., Zhou, X., Helmers, M. J., Cruse, R. M., and Tomer, M. D., Effects of native perennial vegetation buffer strips on dissolved organic carbon in surface runoff from an agricultural landscape, Biogeochemistry, vol. 120, pp. 121-132, 2014.
R. Cox, O'neal, M., Hessel, R., Schulte, L. A., and Helmers, M., The impact of prairie strips on aphidophagous predator abundance and soybean aphid predation in agricultural catchments, Environmental Entomology, vol. 43, pp. 1185-1197, 2014.
M. Perez-Suarez, Castellano, M. J., Kolka, R., Asbjornsen, H., and Helmers, M., Nitrogen and carbon dynamics in prairie vegetation strips across topographical gradients in mixed Central Iowa agroecosystems, Agriculture, Ecosystems, and Environment, vol. 188, p. 11, 2014.
X. Zhou, Helmers, M. J., Asbjornsen, H., Kolka, R., Tomer, M. D., and Cruse, R. M., Nutrient removal by prairie filter strips in agricultural landscapes, Journal of Soil and Water Conservation, vol. 69, pp. 54-64, 2014.
J. Gutierrez-Lopez, Asbjornsen, H., Helmers, M., and Isenhart, T., Regulation of soil moisture dynamics in agricultural fields using strips of native prairie vegetation, Geoderma, vol. 226, pp. 238-249, 2014.
H. Asbjornsen, Hernandez-Santana, V., Liebman, M., Bayala, J., Chen, J., Helmers, M., Ong, C. K., and Schulte, L. A., Targeting perennial vegetation in agricultural landscapes for enhancing ecosystem services, Renewable Agriculture and Food Systems, vol. 29, pp. 101-125, 2014.