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Items: 19

1.

Corn stover harvest N and energy budgets in central Iowa.

Malone RW, Herbstritt S, Ma L, Richard TL, Cibin R, Gassman PW, Zhang HH, Karlen DL, Hatfield JL, Obrycki JF, Helmers MJ, Jaynes DB, Kaspar TC, Parkin TB, Fang QX.

Sci Total Environ. 2019 May 1;663:776-792. doi: 10.1016/j.scitotenv.2019.01.328. Epub 2019 Jan 27.

PMID:
30738259
2.

Catchment-scale Phosphorus Export through Surface and Drainage Pathways.

Brendel CE, Soupir ML, Long LAM, Helmers MJ, Ikenberry CD, Kaleita AL.

J Environ Qual. 2019 Jan;48(1):117-126. doi: 10.2134/jeq2018.07.0265.

PMID:
30640359
3.

Drying-Rewetting Cycles Affect Nitrate Removal Rates in Woodchip Bioreactors.

Maxwell BM, Birgand F, Schipper LA, Christianson LE, Tian S, Helmers MJ, Williams DJ, Chescheir GM, Youssef MA.

J Environ Qual. 2019 Jan;48(1):93-101. doi: 10.2134/jeq2018.05.0199.

PMID:
30640347
4.

Multisite Evaluation of APEX for Water Quality: II. Regional Parameterization.

Nelson NO, Baffaut C, Lory JA, Anomaa Senaviratne GMMM, Bhandari AB, Udawatta RP, Sweeney DW, Helmers MJ, Van Liew MW, Mallarino AP, Wortmann CS.

J Environ Qual. 2017 Nov;46(6):1349-1356. doi: 10.2134/jeq2016.07.0254.

PMID:
29293851
5.

Multisite Evaluation of APEX for Water Quality: I. Best Professional Judgment Parameterization.

Baffaut C, Nelson NO, Lory JA, Senaviratne GMMMA, Bhandari AB, Udawatta RP, Sweeney DW, Helmers MJ, Van Liew MW, Mallarino AP, Wortmann CS.

J Environ Qual. 2017 Nov;46(6):1323-1331. doi: 10.2134/jeq2016.06.0226.

PMID:
29293832
6.

Prairie strips improve biodiversity and the delivery of multiple ecosystem services from corn-soybean croplands.

Schulte LA, Niemi J, Helmers MJ, Liebman M, Arbuckle JG, James DE, Kolka RK, O'Neal ME, Tomer MD, Tyndall JC, Asbjornsen H, Drobney P, Neal J, Van Ryswyk G, Witte C.

Proc Natl Acad Sci U S A. 2017 Oct 17;114(42):11247-11252. doi: 10.1073/pnas.1620229114. Epub 2017 Oct 2. Erratum in: Proc Natl Acad Sci U S A. 2017 Nov 27;:.

7.

Maximum soil organic carbon storage in Midwest U.S. cropping systems when crops are optimally nitrogen-fertilized.

Poffenbarger HJ, Barker DW, Helmers MJ, Miguez FE, Olk DC, Sawyer JE, Six J, Castellano MJ.

PLoS One. 2017 Mar 1;12(3):e0172293. doi: 10.1371/journal.pone.0172293. eCollection 2017.

8.

Subsurface Drainage Nitrate and Total Reactive Phosphorus Losses in Bioenergy-Based Prairies and Corn Systems.

Daigh AL, Zhou X, Helmers MJ, Pederson CH, Horton R, Jarchow M, Liebman M.

J Environ Qual. 2015 Sep;44(5):1638-46. doi: 10.2134/jeq2015.02.0080.

PMID:
26436280
9.

Agricultural conservation planning framework: 1. Developing multipractice watershed planning scenarios and assessing nutrient reduction potential.

Tomer MD, Porter SA, Boomer KM, James DE, Kostel JA, Helmers MJ, Isenhart TM, McLellan E.

J Environ Qual. 2015 May;44(3):754-67. doi: 10.2134/jeq2014.09.0386.

PMID:
26024256
10.

Comparing nitrate sink strength in perennial filter strips at toeslopes of cropland watersheds.

Mitchell DC, Zhou X, Parkin TB, Helmers MJ, Castellano MJ.

J Environ Qual. 2015 Jan;44(1):191-9. doi: 10.2134/jeq2014.05.0201.

PMID:
25602334
11.

Effects of vegetation cover of natural grassland on runoff and sediment yield in loess hilly region of China.

Zhao X, Chen X, Huang J, Wu P, Helmers MJ.

J Sci Food Agric. 2014 Feb;94(3):497-503. doi: 10.1002/jsfa.6275. Epub 2013 Aug 9.

PMID:
23788120
12.

Impact of system management on vegetative treatment system effluent concentrations.

Andersen DS, Burns RT, Moody LB, Helmers MJ, Bond B, Khanijo I, Pederson C.

J Environ Manage. 2013 Aug 15;125:55-67. doi: 10.1016/j.jenvman.2013.03.046. Epub 2013 May 3.

PMID:
23644590
13.

Sediment removal by prairie filter strips in row-cropped ephemeral watersheds.

Helmers MJ, Zhou X, Asbjornsen H, Kolka R, Tomer MD, Cruse RM.

J Environ Qual. 2012 Sep-Oct;41(5):1531-9. doi: 10.2134/jeq2011.0473.

PMID:
23099945
14.

Simulating nitrate-nitrogen concentration from a subsurface drainage system in response to nitrogen application rates using RZWQM2.

Qi Z, Ma L, Helmers MJ, Ahuja LR, Malone RW.

J Environ Qual. 2012 Jan-Feb;41(1):289-95. doi: 10.2134/jeq2011.0195.

PMID:
22218197
15.

Energy use in pig production: an examination of current Iowa systems.

Lammers PJ, Kenealy MD, Kliebenstein JB, Harmon JD, Helmers MJ, Honeyman MS.

J Anim Sci. 2012 Mar;90(3):1056-68. doi: 10.2527/jas.2010-3782. Epub 2011 Nov 11.

PMID:
22079993
16.

Nitrate-nitrogen losses through subsurface drainage under various agricultural land covers.

Qi Z, Helmers MJ, Christianson RD, Pederson CH.

J Environ Qual. 2011 Sep-Oct;40(5):1578-85. doi: 10.2134/jeq2011.0151.

PMID:
21869520
17.

Modeling phosphorus transport in an agricultural watershed using the WEPP model.

Perez-Bidegain M, Helmers MJ, Cruse R.

J Environ Qual. 2010 Nov-Dec;39(6):2121-9.

PMID:
21284310
18.

Perennial filter strips reduce nitrate levels in soil and shallow groundwater after grassland-to-cropland conversion.

Zhou X, Helmers MJ, Asbjornsen H, Kolka R, Tomer MD.

J Environ Qual. 2010 Nov-Dec;39(6):2006-15.

PMID:
21284298
19.

Nonsolar energy use and one-hundred-year global warming potential of Iowa swine feedstuffs and feeding strategies.

Lammers PJ, Kenealy MD, Kliebenstein JB, Harmon JD, Helmers MJ, Honeyman MS.

J Anim Sci. 2010 Mar;88(3):1204-12. doi: 10.2527/jas.2009-2371. Epub 2009 Dec 4.

PMID:
19966156

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