Projects

INTEGRATING FORAGE SYSTEMS FOR FOOD AND ENERGY PRODUCTION IN THE SOUTHERN GREAT PLAINS Appropriated (D)   Accession Number: 412837

Publications

Interspecies variation of forage nitrogen and nonstructural carbohydrate concentrations in perennial cool-season grasses - (Peer Reviewed Journal)

Zhao, D., Starks, P.J., Kindiger, B.K., Mackown, C.T. 2008. Interspecies variation of forage nitrogen and nonstructural carbohydrate concentrations in perennial cool-season grasses. Agronomy Journal. 100(3):1-8.

AGRONOMIC FEASIBILITY OF A CONTINUOUS DOUBLE CROP OF WINTER WHEAT AND SOYBEAN GROWN SOLELY FOR FORAGE IN THE SOUTHERN GREAT PLAINS - (Peer Reviewed Journal)

Mackown, C.T., Heitholt, J.J., Rao, S.C. 2007. Agronomic feasibility of a continuous double crop of winter wheat and soybean grown solely for forage in the Southern Great Plains. Crop Science 47:1652-1660.

NITROGEN USE AND BIOMASS DISTRIBUTION IN CULMS OF WINTER WHEAT POPULATIONS SELECTED FROM GRAIN-ONLY AND DUAL-PURPOSE SYSTEMS - (Peer Reviewed Journal)

Mackown, C.T., Carver, B.F. 2007. Nitrogen use and biomass distribution in culms of winter wheat populations selected from grain-only and dual-purpose systems. Crop Science. 47:(2)350-358

INTERSPECIES VARIATION OF NONSTRUCTURAL CARBOHYDRATES AND CANOPY HYPERSPECTRAL REFLECTANCE IN PERENNIAL COOL SEASON GRASSES - (Abstract)

Zhao, D., Starks, P.J., Kindiger, B.K., Mackown, C.T. 2006. Interspecies variation of nonstructural carbohydrates and canopy hyperspectral reflectance in perennial cool season grasses [abstract]. Agronomy Society of America, Crop Science Society of America, Soil Science Society of America Meeting, November 12-16, 2006, Indianapolis, IN. p.251.

NITROGEN EFFECTS ON HERBAGE NITROGEN USE AND NUTRITIVE VALUE IN A MEADOW AND LOBLOLLY PINE ALLEY - (Peer Reviewed Journal)

Burner, D.M., Mackown, C.T. 2006. Nitrogen effects on herbage nitrogen use and nutritive value in a meadow and loblolly pine alley. Crop Science. 46:1149-1155.

HERBAGE NITROGEN RECOVERY IN A MEADOW AND LOBLOLLY PINE ALLEY - (Abstract)

Burner, D.M., Mackown, C.T. 2005. Herbage nitrogen recovery in a meadow and loblolly pine alley [abstract]. Agronomy Society of America, Crop Science Society of America, Soil Science Society of America Meeting. Paper No. 2060.

SOIL-APPLIED NITROGEN OR COMPOSTED MANURE DOES NOT IMPROVE SOYBEAN HAY QUALITY OR GRAIN YIELD - (Abstract)

Heitholt, J., Sloan, J., Mackown, C.T., Sutton, R., Kee, D., Metz, S., Kee, A. 2005. Soil-applied nitrogen or composted manure does not improve soybean hay quality or grain yield [abstract]. Agronomy Society of America, Crop Science Society of America, Soil Science Society of America Meeting. Paper No. 7681.

FORAGE YIELD AND QUALITY OF TWELVE RED AND WHITE HARD WINTER WHEAT VARIETIES - (Abstract)

Hale, R.L., Thompson, C.R., Dumler, T.J., Schlegel, A., Mackown, C.T. 2005. Forage yield and quality of twelve red and white hard winter wheat varieties [abstract]. Agronomy Society of America, Crop Science Society of America, Soil Science Society of America Meeting. Paper No. 3810.

WEED CONTROL IN PIGEON PEA - WHEAT CROPPING ROTATION - (Peer Reviewed Journal)

Bidlack, J.E., Middick, A., Shantz, D.L., Mackown, C.T., Williams, R.D., Rao, S.C. 2006. Weed control in pigeon pea - wheat cropping rotation. Experimental Agriculture. p. 63-70.

SELECTION RESPONSES IN WINTER WHEAT INDUCED BY GRAIN-ONLY AND DUAL-PURPOSE MANAGEMENT SYSTEMS - (Abstract)

Carver, B.F., Mackown, C.T. 2005. Selection responses in winter wheat induced by grain-only and dual-purpose management systems [abstract]. Agronomy Society of America, Crop Science Society of America, Soil Science Society of America Meeting. Paper No. 5672.

YEARLY AND SPATIAL DIFFERENCES IN FORAGE NITRATE LEVELS OF A WHEAT PASTURE AT THE ONSET OF FALL GRAZING - (Abstract)

Mackown, C.T. 2005. Yearly and spatial differences in forage nitrate levels of a wheat pasture at the onset of fall grazing [abstract]. Agronomy Society of America, Crop Science Society of America, Soil Science Society of America Meeting. Paper No. 3803.

SPATIAL VARIABILITY AND RELATIONSHIPS AMONG SOIL AND FORAGE TRAITS IN A PERENNIAL COOL-SEASON GRASS PASTURE - (Abstract)

Radford, A.R., Mackown, C.T., Slagell-Gossen, R., Northup, B.K. 2004. Spatial variability and relationships among soil and forage traits in a perennial cool-season grass pasture. Proceedings of the Oklahoma Academy of Science. 84:88.

HERBAGE NITROGEN RECOVERY IN A MEADOW AND LOBLOLLY PINE ALLEY - (Peer Reviewed Journal)

Burner, D.M., Mackown, C.T. 2005. Herbage nitrogen recovery in a meadow and loblolly pine alley. Crop Science. 45:1817-1825.

NITROGEN USE AND BIOMASS DISTRIBUTION OF WINTER WHEAT POPULATIONS SELECTED FROM GRAIN-ONLY AND DUAL-PURPOSE SYSTEMS - (Abstract)

Mackown, C.T., Carver, B.F. 2004. Nitrogen use and biomass distribution of winter wheat populations selected from grain-only and dual-purpose systems [abstract]. Agronomy Society of America, Crop Science Society of America, Soil Science Society of America Meeting. Paper No. 5811.

FALL FORAGE BIOMASS AND N COMPOSITION OF WINTER WHEAT POPULATIONS SELECTED FROM GRAIN-ONLY AND DUAL-PURPOSE ENVIRONMENTS - (Peer Reviewed Journal)

Mackown, C.T., Carver, B.F. 2005. Fall forage biomass and N composition of winter wheat populations selected from grain-only and dual-purpose environments. Crop Science. 45:322-328.

FORAGE FROM SOYBEAN PROVIDES AN ALTERNATIVE TO ITS POOR GRAIN YIELD IN THE SOUTHERN GREAT PLAINS - (Peer Reviewed Journal)

Heitholt, J.J., Kee, D., Farr, J.B., Read, J.C., Metz, S., Mackown, C.T. 2004. Forage from soybean provides an alternative to its poor grain yield in the southern great plains. Integrated Crop Management Conference Proceedings. Available: http://www.plantmanagementnetwork.org/research/2004/soybean.

FALL FORAGE YIELD AND N COMPOSITION OF WINTER WHEAT POPULATIONS SELECTED FROM GRAIN-ONLY AND DUAL-PURPOSE ENVIRONMENTS - (Abstract)

Mackown, C.T., Carver, B.F., Krenzer, E.G. 2003. Fall forage yield and n composition of winter wheat populations selected from grain-only and dual-purpose environments [abstract]. Agronomy Society of America, Crop Science Society of America, Soil Science Society of America Meeting. Paper No. C06-mackown239935-poster.

LABORATORY AND QUICK-TEST MEASUREMENT OF NITRATE IN WINTER WHEAT FORAGE - (Abstract)

Mackown, C.T., Weik, J.C. 2003. Laboratory and quick-test measurement of nitrate in winter wheat forage [abstract]. Agronomy Society of America, Crop Science Society of America, Soil Science Society of America Meeting. Paper No. S08-mackown422650-oral.

EFFECTS OF NITROGEN FORM AND AVAILABILITY ON SEED GERMINATION AND EARLY SEEDLING GROWTH IN INVASIVE ANNUAL AND DESIRABLE PERENNIAL GRASSES - (Peer Reviewed Journal)

Monaco, T.A., Mackown, C.T., Johnson, D.A., Jones, T.A., Norton, J.M., Norton, J.B., Redinbaugh, M.G. 2003. Effects of nitrogen form and availability on seed germination and early seedling growth in invasive annual and desirable perennial grasses. Journal of Range Management. 56:646-653.

COMPARISON OF LABORATORY AND QUICK-TEST METHODS FOR FORAGE NITRATE - (Peer Reviewed Journal)

Mackown, C.T., Weik, J.C. 2004. Comparison of laboratory and quick-test methods for forage nitrate. Crop Science. 44:218-226.

SOYBEAN GROWTH ON A CALCAREOUS SOIL AS AFFECTED BY THREE IRON SOURCES - (Peer Reviewed Journal)

Heitholt, J.J., Sloan, J.J., Mackown, C.T., Cabrera, R.I. 2003. Soybean growth on a calcareous soil as affected by three iron sources. Journal of Plant Nutrition. 26(4):935-948.

GENETIC TRENDS IN WINTER WHEAT GRAIN QUALITY WITH DUAL-PURPOSE AND GRAIN-ONLY MANAGEMENT SYSTEMS - (Peer Reviewed Journal)

KHALIL, I., CARVER, B.F., KRENZER, E.G., MACKOWN, C.T., HORN, G.W., RAYAS-DUARTE, P. 2002. GENETIC TRENDS IN WINTER WHEAT GRAIN QUALITY WITH DUAL-PURPOSE AND GRAIN-ONLY MANAGEMENT SYSTEMS. CROP SCIENCE. v. 42. p. 1112-1116.

SPATIAL VARIABILITY OF WINTER WHEAT PASTURE AT THE ONSET OF GRAZING - (Abstract)

MACKOWN, C.T., NORTHUP, B.K., GRESSETT, J.A. SPATIAL VARIABILITY OF WINTER WHEAT PASTURE AT THE ONSET OF GRAZING. CD-ROM. Agronomy Society of America, Crop Science Society of America, Soil Science Society of America Meeting. 2002. Abstract No. C06-mackown202815-Poster.

SEEDLING N UPTAKE BY DESIRABLE PERENNIAL AND INVASIVE ANNUAL COOL-SEASON GRASSES: EFFECTS OF N FORM - (Abstract)

MACKOWN, C.T., JONES, T.A., JOHNSON, D.A., REDINBAUGH, M.G. SEEDLING N UPTAKE BY DESIRABLE PERENNIAL AND INVASIVE ANNUAL COOL-SEASON GRASSES: EFFECTS OF N FORM. AMERICAN SOCIETY OF AGRONOMY MEETINGS. 2002. Abstract No. c03-mackown133709-o. CD-ROM.

NITROGEN USE BY WINTER WHEAT IN DUAL-PURPOSE AND GRAIN-ONLY MANAGMENT SYSTEMS - (Abstract)

MACKOWN, C.T., CARVER, B.F., KRENZER, E.G. NITROGEN USE BY WINTER WHEAT IN DUAL-PURPOSE AND GRAIN-ONLY MANAGMENT SYSTEMS. AMERICAN SOCIETY OF AGRONOMY MEETINGS. 2002. Abstract No. c02-mackown140855. CD-ROM.

SPATIAL VARIABILITY AND RELATIONSHIPS AMONG SELECTED SOIL AND FORAGE TRAITS IN A WINTER WHEAT PASTURE - (Abstract)

GRESSETT, J.A., MACKOWN, C.T., NORTHUP, B.K., SLAGELL-GOSSEN, R. SPATIAL VARIABILITY AND RELATIONSHIPS AMONG SELECTED SOIL AND FORAGE TRAITS IN A WINTER WHEAT PASTURE. OKLAHOMA ACADEMY OF SCIENCE PROCEEDINGS. 2002. v. 82. p. 117.

WEED CONTROL IN A PIGEON PEA - WHEAT ROTATION: FINAL REPORT OF A THREE YEAR STUDY - (Abstract)

BIDLACK, J., MIDDICK, A., GREER, K., SHANTZ, D., PETERSEN, E., JONES, K., SUNG, M., MACKOWN, C.T., RAO, S.C. WEED CONTROL IN A PIGEON PEA - WHEAT ROTATION: FINAL REPORT OF A THREE YEAR STUDY. RESEARCH DAY ABSTRACTS: REGIONAL UNIVERSITIES RESEARCH DAY. 2002. Abstract No. MB5. p. 70.

EVALUATION OF THE UTILITY OF DAIRY MANURE IN A SOYBEAN-WHEAT ROTATIONIN NORTHEAST TEXAS - (Abstract)

Sprago, J.T., Heitholt, J.J., Farr, J.B., Sloan, J.J., Mackown, C.T. 2002. Evaluation of the utility of dairy manure in a soybean-wheat rotation in Northeast Texas. Agronomy Society of America, Crop Science Society of America, Soil Science Society of America Meeting. Abstract No. A08-spargo120211-p.

EFFECT OF ROW SPACING, CULTIVAR, AND GROWTH STAGE ON SOYBEAN FORAGE YIELD AND QUALITY - (Abstract)

Heitholt, J.J., Kee, D., Farr, J.B., Read, J.C., Metz, S., Mackown, C.T. 2002. Effect of row spacing, cultivar, and growth stage on soybean forage yield and quality [abstract]. Agronomy Society of America, Crop Science Society of America, Soil Science Society of America Meeting. Abstract No. C03-heitholt113738-p.

FIELD DAY 2002: PROGRESS REPORTS FROM THE GRAZINLANDS RESEARCH LABORATORY - (Government Publication)

Mackown, C.T., Garbrecht, J.D. 2002. Field day 2002: progress reports from the grazinlands research laboratory. Grazinglands Research Laboratory Miscellaneous Publication. p.5.