05/31/2011

no publications listed yet as project is only 4 months old

04/26/2012

Refereed journal articles

Kovar, J.L., T.B. Moorman, J.W. Singer, C.A. Cambardella, M.D. Tomer, and D.B. Beegle. 2011. Swine manure injection with low-disturbance applicator and cover crops reduce phosphorus losses. J. Environ. Qual. 40:329-336.

Singer, J.W., K.A. Kohler, and D.W. Meek. 2011. Minimizing interspecific competition in soybean by optimizing cover crop self-seeding. Agron. J. 103:1186-1191.

Singer, J.W., R.W. Malone, D.B. Jaynes, and L. Ma. 2011. Cover crop effects on nitrogen load in tile drainage from walnut creek Iowa using root zone water quality (rzwq) model. Agric. Water Manage. 98:1622-1628.

Qi, Z., M.J. Helmers, R.W. Malone, and K.R. Thorp. 2011. Simulating long-term impacts of winter rye cover crop on hydrologic cycling and nitrogen dynamics for a corn-soybean crop system. Transactions of the ASABE 54:1575-1588.

Qi, Z., M.J. Helmers, and A.L. Kaleita. 2011. Soil water dynamics under various agricultural land covers on a subsurface drained field in north-central Iowa, USA. Agric. Water Manage. 98:665-674.

Qi, Z., M.J. Helmers, R.D. Christianson, and C.H. Pederson. 2011. Nitrate-nitrogen losses through subsurface drainage under various agricultural land covers. J. Environ. Qual. 40:1578-1585.

Bernstein, E.R., J.L. Posner, D.E. Stoltenberg, and J.L. Hedtcke. 2011. Organically managed no-till rye-soybean systems: Agronomic, economic, and environmental assessment

Jokela, W., J. Posner, J. Hedtcke, T. Balser, H. Read. 2011. Midwest cropping system effects on soil properties and on a soil quality index. Agron. J. 103:1553-1562.

Carr, P.M., R. L. Anderson, Y. E. Lawley, Perry, R. Miller, and S.F. Zwinger. 2011. Organic zero-till in the northern US Great Plains Region: Opportunities and obstacles. Renewable Agriculture and Food Systems available at doi:10.1017/s1742174217051100041X.


New Extension publications

Kladivko, E.J., C.K. Gerber, and 32 other contributors. 2012. Midwest Cover Crops Field Guide. Purdue Extension Publ. ID-433. http://www.ag.purdue.edu/agry/dtc/Pages/CoverCropsFG.aspx

Kladivko, E.J. 2011. Cover crops for modern cropping systems. http://www.ag.purdue.edu/agry/extension/Documents/CoverCropsOverview.pdf

Kladivko, E.J. 2011. Cover crops for nitrogen management.
http://www.ag.purdue.edu/agry/extension/Documents/CoverCropsNitrogen.pdf

Kladivko, E.J., and B. Fisher. 2011. Cover crops for prevented planting acres.
http://www.ag.purdue.edu/agry/extension/Documents/PreventedPlantingCovers.pdf

Ruark, M.D., K. Shelley, J. Stute. 2011. Radish as a cover crop. New Horizons of Soil Science. Issue 11-1.

Anderson, C. and D. Mayerfield. 2011. Cover crops case studies: JenEhr Family Farm, Vegetables, fruit and pastured poultry. Center for Integrated Agriculture, UW-Extension. CIAS001 I-11-2011

Berti, M.T., and S. Zwinger. 2011. Cool-Season Annual Forages for Hay in North Dakota. Forage Focus. May 2011. Midwest Forage Association, St. Paul, MN.

Berti, M.T. and H. Kandel. 2011. Prevented planting options. Forage Clippings. 14 July 2011. Available at http://www.midwestforage.org/newsletter/110714clippings.htm Midwest Forage Association, Saint Paul MN.

Berti, M.T. and H. Kandel. 2011. Prevented planting options. p. 4-6. Bull. 11. Crop & Pest Report. 14 July 2011. North Dakota State University Extension Service, Fargo, ND.

04/30/2013

The Midwest Cover Crop Field guide: sold through the Purdue education Store www.the-education-store.com has sold more than 15,000 copies and has been reprinted twice

06/30/2014

04/17/2015

See attached.