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Authors Karlen, D.L. Remove constraint Karlen, D.L.: Karlen, D.L. Subjects Zea mays Remove constraint Zea mays: Zea mays
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1. Aerial accumulation and partitioning of nutrients by corn

Description:
Includes references.
Author:
Karlen, D.L. , Flannery, R.L. , Sadler, E.J.
Subject:
Zea mays , nutrient content , crop yield
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
1988

2. Bulk density as a soil quality indicator during conversion to no-tillage

Description:
In the special issue: Soil quality as an indicator of sustainable tillage practices / edited by D.L. Karlen.
Author:
Logsdon, S.D. , Karlen, D.L.
Subject:
no-tillage , ridge tillage , conventional tillage , soil quality , soil compaction , bulk density , soil water content , loess soils , crop management , continuous cropping , crop rotation , corn , Zea mays , soybeans , Glycine max , alfalfa , Medicago sativa , crop yield , landscape position , agricultural watersheds , Iowa
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
2004

3. Challenges of managing liquid swine manure

Description:
Includes references
Author:
Karlen, D.L. , Cambardella, C.A. , Kanwar, R.S.
Subject:
pig manure , liquid manure , animal manure management , land application , application rate , phosphorus , potassium , nitrogen , soil fertility , leaching , nutrient balance , tile drainage , crop rotation , Zea mays , corn , Glycine max , soybeans , soil nutrients , Iowa
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
2004

4. Changes in carbon content of a Norfolk loamy sand after 14 years of conservation of conventional tillage

Description:
Includes references
Author:
Hunt, P.G. , Karlen, D.L. , Matheny, T.A. , Quisenberry, V.L.
Subject:
sandy soils , coastal plain soils , soil organic matter , carbon , tillage , conservation tillage , Zea mays , Gossypium hirsutum , Glycine max , Triticum aestivum , crop rotation , long term experiments , soil depth , temporal variation , crop residues , South Carolina
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
1995

5. Comparison of irrigation scheduling techniques for high production corn

Description:
Paper presented at the 1982 Winter Meeting, American Society of Agricultural Engineers, held December 14-17, 1982, Chicago, Illinois.
Author:
Camp, C.R. , Karlen, D.L. , Lambert, J.R. , American Society of Agricultural Engineers. Meeting.
Subject:
Zea mays , corn , irrigation scheduling , soil matric potential , irrigated farming , grain yield , dryland farming , crop management , plant density , soil water balance , monitoring , South Carolina
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
1982

6. Comparison of two soil quality indexes to evaluate cropping systems in northern Colorado

Description:
Includes references
Author:
Zobeck, T.M. , Halvorson, A.D. , Wienhold, B. , Acosta-Martinez, V. , Karlen, D.L.
Subject:
soil quality , nitrogen content , soil properties , soil management , conventional tillage , no-tillage , crop residues , crop rotation , Zea mays , corn , Hordeum vulgare subsp. vulgare , barley , Glycine max , soybeans , Phaseolus vulgaris , beans , Colorado
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
2008

7. Corn response to late-spring nitrogen management in the Walnut Creek watershed

Description:
Includes references
Author:
Karlen, D.L. , Dinnes, D.L. , Jaynes, D.B. , Hurburgh, C.R. , Cambardella, C.A. , Colvin, T.S. , Rippke, G.R.
Subject:
Zea mays , corn , grain crops , nitrogen fertilizers , soil fertility , nutrient management , nitrate nitrogen , drainage , losses from soil , fertilizer rates , crop models , fertilizer requirements , chlorophyll , plant nutrition , nutrient content , nitrates , grain yield , crop quality , Iowa
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
2005

8. Corn Stover to Sustain Soil Organic Carbon Further Constrains Biomass Supply

Description:
Includes references
Author:
Wilhelm, W.W. , Johnson, J.M.F. , Karlen, D.L. , Lightle, D.T.
Subject:
Zea mays , corn , corn stover , dry matter accumulation , soil organic carbon , biomass , literature reviews , ethanol production , soil erosion , soil physical properties , crop yield , erosion control , cropping systems
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
2007

9. Corn-soybean and alternative cropping systems effects on NO₃-N leaching losses in subsurface drainage water

Description:
Includes references
Author:
Kanwar, R.S. , Cruse, R.M. , Ghaffarzadeh, M. , Bakhsh, A. , Karlen, D.L. , Bailey, T.B. , Karlen, D.L. , Bailey, T.B.
Subject:
Glycine max , soybeans , Zea mays , corn , strip cropping , crop rotation , Medicago sativa , nitrate nitrogen , leaching , losses from soil , subsurface drainage , drainage water , nonpoint source pollution , grain yield , loam soils , Iowa
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
2005

10. Crop residue effects on soil quality following 10-years of no-till corn

Description:
Includes references
Author:
Karlen, D.L. , Wollenhaupt, N.C. , Erbach, D.C. , Berry, E.C. , Swan, J.B. , Eash, N.S. , Jordahl, J.L.
Subject:
soil quality , crop residue management , no-tillage , continuous cropping , Zea mays , long term experiments , loess soils , soil aggregates , soil penetration resistance , bulk density , soil water content , biological activity in soil , earthworms , soil respiration , soil microorganisms , ergosterol , crop residues , Wisconsin
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
1994