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Subjects corn Remove constraint corn: corn Subjects grain yield Remove constraint grain yield: grain yield
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1. A Comparison of Mixed-Model Analyses of the Iowa Crop Performance Test for Corn

Description:
Includes references
Author:
So, Yoon-Sup , Edwards, Jode
Subject:
Zea mays , corn , variety trials , cultivars , environmental factors , data analysis , statistical analysis , accuracy , genetic variance , genetic variation , genotype-environment interaction , genetic correlation , grain yield , Iowa
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
2009

2. A site-specific center pivot irrigation system for highly-variable coastal plain soils

Description:
Includes references
Author:
Sadler, E.J. , Camp, C.R. , Evans, D.E. , Usrey, L.J.
Subject:
center pivot irrigation , irrigated farming , coastal plain soils , precision agriculture , crop yield , grain yield , Zea mays , corn , Triticum aestivum , wheat , Glycine max , soybeans , crop rotation , irrigation rates , South Carolina
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
1996

3. Active Sensor Reflectance Measurements of Corn Nitrogen Status and Yield Potential

Description:
Includes references
Author:
Solari, F. , Shanahan, J. , Ferguson, R. , Schepers, J. , Gitelson, A.
Subject:
Zea mays , corn , plant nutrition , nitrogen , grain yield , remote sensing , sensors , reflectance , nutrient use efficiency , chlorophyll , spectral analysis , plant development , developmental stages , precision agriculture , variable rate application
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
2008

4. Aerial photography to detect nitrogen stress in corn

Description:
Includes references
Author:
Blackmer, T.M. , Schepers, J.S.
Subject:
Zea mays , corn , plant nutrition , soil nutrients , nitrogen , nitrates , grain yield , aerial photography , nitrogen fertilizers , fertilizer application
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
1996

5. Agroecosystem performance during transition to certified organic grain production

Description:
Includes references
Author:
Delate, K. , Cambardella, C.A.
Subject:
organic production , Zea mays , corn , Glycine max , soybeans , Avena sativa , oats , Medicago sativa , alfalfa , crop rotation , grain yield , organic certification , cover crops , composts , soil amendments , insect pests , Ostrinia nubilalis , Cerotoma trifurcata , weeds , plant density , soil fertility , costs and returns , Iowa
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
2004

6. Agronomic responses of corn hybrids from different eras to deficit and adequate levels of water and nitrogen

Description:
Includes references
Author:
O'Neill, P.M. , Shanahan, J.F. , Schepers, J.S. , Caldwell, B.
Subject:
Zea mays , corn , hybrids , grain yield , agronomic traits , plant-water relations , water stress , soil water deficit , nitrogen , soil fertility , nutrient availability , genotype-environment interaction , nutrition-genotype interaction , Nebraska
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
2004

7. Alfalfa Nitrogen Credit to First-Year Corn: Potassium, Regrowth, and Tillage Timing Effects

Description:
Includes references
Author:
Yost, Matt A. , Coulter, Jeffrey A. , Russelle, Michael P. , Sheaffer, Craig C. , Kaiser, Daniel E.
Subject:
Medicago sativa , Zea mays , alfalfa , corn , fertilizer rates , fertilizer use reduction , fine-textured soils , grain yield , nitrogen , nitrogen fertilizers , plants , potassium , prices , regrowth , silage , tillage , United States
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
2012

8. An Active Sensor Algorithm for Corn Nitrogen Recommendations Based on a Chlorophyll Meter Algorithm

Description:
Includes references
Author:
Solari, Fernando , Shanahan, John F. , Ferguson, Richard B. , Adamchuk, Viacheslav I.
Subject:
Zea mays , corn , nitrogen , plant nutrition , nutritional status , canopy , sensors , reflectance , algorithms , chlorophyll , nitrogen fertilizers , fertilizer rates , mathematical models , equations , nitrogen balance , accuracy , model validation , grain yield , irrigated farming
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
2010

9. An Algorithm for Corn Nitrogen Recommendations Using a Chlorophyll Meter Based Sufficiency Index

Description:
Includes references
Author:
Varvel, G.E. , Wilhelm, W.W. , Shanahan, J.F. , Schepers, J.S.
Subject:
Zea mays , corn , nitrogen , plant nutrition , nitrogen fertilizers , fertilizer requirements , nutrient use efficiency , chlorophyll , grain yield , cropping systems , cultivars , chemical constituents of plants , Nebraska
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
2007

10. Application of Molecular Markers in Breeding for Nitrogen Use Efficiency

Description:
In the special issue: Enhancing the efficiency of nitrogen utilization in plants / edited by S.S. Goyal, R. Tischner and A.S. Basra.
Author:
Agrama, H.A.
Subject:
plants , literature reviews , plant nutrition , nitrogen , nutrient use efficiency , plant breeding , artificial selection , selection criteria , genetic markers , biomarkers , dry matter accumulation , Zea mays , corn , grain yield , nutrient availability , marker-assisted selection , chromosome mapping , quantitative trait loci , plant morphology , agronomic traits , yield components
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
2005