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PUBLICATIONS
Alderfasi, A.A. and D.C.
Nielsen. 2001. Use of crop water stress index for monitoring water status
and scheduling irrigation in wheat. Agric. Water Manage. 47:69-75.
Anapalli, S.S., D.C. Nielsen,
L. Ma, and L.R. Ahuja. Performance of RZWQM and CERES wheat models for
simulating N management effects on winter wheat. Agron. Abst. CD-ROM. 2002.
Benjamin, J.G., and
D.C. Nielsen. A method to
separate plant roots from soil and analyze root surface area. Agron. Abst.
CD-ROM. 2002.
Bowman, R.A., and M.F. Vigil.
2002. Soil testing and analyses for different phosphorus pools. J. of Soil and
Water Conservation Soc. 57:(6) p. 479-485.
Davis J.G., K.V. Iverson, and
M.F. Vigil. 2002. Nutrient variability in manures: Implications for Sampling
and Regional database creation. J. of Soil and Water Conserv. Soc. 57:(6) p.
473-479.
Johnston, A.M., D.L. Tanaka, P.R. Miller, S.A. Brandt,
D.C. Nielsen, G.P. Lafond, and
N.R. Riveland. 2002. Oilseed crops for semiarid cropping systems on the northern
Great Plains. Agron. J. 94:231-240.
Ma., L., D.C. Nielsen,
L.R. Ahuja, J.R. Kiniry, J.D. Hanson, and G. Hoogenboom. 2002. An evaluation of
RZWQM, CROPGRO, and CERES-Maize for responses to water stress in the central
Great Plains of the U.S. p. 119-148. In L.R. Ahuja, L. Ma, and T.A. Howell (ed.)
Agricultural System Models in Field Research and Technology Transfer. Lewis
Publishers-CRC Press, New York.
McMaster, G.S., J.C. Ascough, II, M.J. Shaffer, L.A. Deer-Ascough, P.F.
Byrne, S.D. Haley, D.C. Nielsen,
A.A. Andales, and G.H. Dunn, M.A. Welz, and L.R. Ahuja. 2002. Parameterizing
GPFARM: An agricultural decision support system for integrating science,
economics, resource use, and environmental impacts. Proc. Int. Ecol. Modeling
and Software Soc. P.72-77. June 24-27, Lugano, Switzerland.
Nielsen, D.C. 2002.
Water use efficiency, enhancing. p. 1399-1402. In R. Lal and L. Ahuja (ed.)
Encyclopedia of Soil Sci., Marcel Dekker, New York.
Nielsen, D.C., L. Ma,
L.R. Ahuja, and G. Hoogenboom. 2002. Simulating soybean water stress effects
with RZWQM and CROPGRO models. Agron. J. 94:1234-1243.
Nielsen, D.C.,
J. Benjamin, and
J. Schneekloth. 2002. Corn
water use and yield under dryland rotations and limited irrigation. In. J. Davis
(ed.) From the Ground Up, Agronomy News 22:3-4. Colorado State University
Cooperative Extension, Ft. Collins.
Nielsen, D.C. 2002. Crop
rotation, soil water content and wheat yields. Conserv. Tillage Facts #1-02.
Central Great Plains Research Station, Akron, CO.
Nielsen, D.C.,
M.F. Vigil, R.L. Anderson, R.A.
Bowman, and A.D. Halvorson. 2002. Cropping system influence on planting water
content and yield of winter wheat. Agron. J. 94:962-967.
Nielsen, D.C., and
M.F. Vigil. Legume green fallow
effect on soil water content at wheat planting and wheat yield. Agron. Abst.
CD-ROM. 2002.
Pikul J.L. Jr, T.E. Schumacher and
M.F. Vigil. 2001. Nitrogen use
and carbon sequestered by corn rotations in the Northern Corn Belt, U.S. Proc of
the 2nd International Nitrogen Conf. on Science Policy. The Sci.
World 1(S2) 707-713.
Vigil, M.F., B. Eghball,
M.L. Cabrera, B.R. Jakubowski, and J.G. Davis. 2002. Accounting for Seasonal
nitrogen mineralization: An overview. J. of Soil and Water Conserv. 57:(6) p.
464-469.
Vigil M.F. and
J.G. Benjamin. 2002. Nitrogen
response of sunflowers in a no-till dryland rotation. Agron. Abstracts Nov 10-14
Indianapolis IA.
ACCEPTED
Benjamin,
J.G., D.C. Nielsen, and
M.F. Vigil. 2002. Quantifying
effects of soil conditions on plant growth and crop production. Geoderma XX:XXX-XXX
(accepted for publication May 20,2002).
Baltenspurger D.D., G.E. Frickel, L.A. Nelson, Jim Krall,
M.F. Vigil, J.J. Johnson and J.R.
Rickertson. 2003. Registration of Horizon proso millet. Nebraska Agricultural
Exp. Stn. Bull ###.
Davis J.G.,
M.F. Vigil, B.R. Jakubowski and G. M. Smith. 2003. Impact of Manure
characteristics and management on nitrogen minerlaization. Proceedings of the
Western Nutrient Management Con. March, 2003.
Green,T.R., L.R. Ahuja,
J.G. Benjamin, G.H. Dunn and
G.A. Peterson. 2002. Some advances in quantifying agricultural management
effects on soil hydraulic properties in space and time. Geoderma XX:XXX-XXX.
Ma. L., D.C.
Nielsen, L.R. Ahuja, R.W. Malone, S.A. Saseendran, K.W. Rojas, J.D. Hanson,
and J.G. Benjamin. 2003.
Evaluation of RZWQM under varying irrigation levels in eastern Colorado. Trans.
ASAE 46:XXX-XXX. 2003. (accepted 18 Oct 2002).
Nielsen,
D.C. 2003. Water in dryland cropping systems. Proceedings of the Colorado
Conservation Tillage Assoc. 17:A2-A6, Feb. 4-5, 2003, Island Grove Park,
Greeley, CO. (accepted 6 Jan 2003).
Shanahan. J.F., T.A. Doerge, J.J. Johnson, and
M.F. Vigil. 2003. Feasibility of
site-specific management of corn hybrids and plant densities in the Great
Plains. Submitted to Agron. J.
IN PREPARATION
Benjamin,
J.G., D.C. Nielsen. 2003.
A method to separate plant roots from soil and analyze root surface area. Plant
and Soil. XX:XXX-XXX.
Nielsen,
D.C. 2003. Kenaf forage yield and quality under varying water availability.
(submitted to Agron. J., currently in revision following journal review).
Nielsen,
D.C., and M.F. Vigil. 2003.
Legume green fallow effect on soil water content at wheat planting and wheat
yield. (to be submitted to Agron. J.).
Nielsen,
D.C. 2003. Stubble management effects on available crop water. In J. Davis
(ed.) From the Ground Up, Agron. News XX:X-X. Colorado State University
Cooperative Extension, Ft. Collins.
McMaster, G.S., J.C. Ascough, M.J. Shaffer, L.A. Deer-Ascough,
P.F. Byrne, D.C. Nielsen, S.D.
Haley, A.A. Andales, and G.H. Dunn. 2003. Using species-based plant parameters
in GPFARM: Complications of varieties and the G x E interaction in wheat. Trans.
ASAE (in revision following journal review).
Saseendran S.A.,
D.C. Nielsen, L. Ma, L.R.
Ahuja, and A.D. Halvorson. 2003. Modeling nitrogen management effects on winter
wheat production using RZWQM and CERES-wheat. (submitted to Agron. J.).
Vigil M.F. and
D.C. Nielsen. 2003. Assessment
of the nitrogen contribution of annual legumes to winter wheat in a legume-green
fallow rotation. Agron. J.
Vigil M.F. and
J.G Benjamin. 2003. Nitrogen
response of sunflowers in a no-till dryland rotation. Agron. J. |