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United States Department of Agriculture

Agricultural Research Service

Brian K Northup
Forage and Livestock Production Unit
RESEARCH ECOLOGIST

Phone: (405) 262-5291
Fax: (405) 262-0133
7207 W. CHEYENNE ST.
EL RENO, OK, 73036-0000

Projects
IMPROVING THE EFFICIENCY AND SUSTAINABILITY OF DIVERSIFIED FORAGE-BASED LIVESTOCK PRODUCTION SYSTEMS
Appropriated (D)
  Accession Number: 423413
Integrated Forage Systems for Food and Energy Production in the Southern Great Plains
Appropriated (D)
  Accession Number: 424179
AN INTEGRATED AND MULTI-SCALE OBSERVATION FACILITY TO SUPPORT MONITORING AND FORECASTING OF GRASSLAND ECOSYSTEMS
Nonfunded Cooperative Agreement (N)
  Accession Number: 422717
FORAGE PRODUCTION FOR LIMITED RESOURCE PRODUCERS
Nonfunded Cooperative Agreement (N)
  Accession Number: 423330

Publications (Clicking on the reprint icon Reprint Icon will take you to the publication reprint.)
Water used by grazed pigeon pea [Cajanus cajan(L) Millsp] in Oklahoma - (Peer Reviewed Journal)
Rao, S.C., Northup, B.K. 2013. Water use by grazed and ungrazed pigeon pea is similar [Cajanus cajan(L) Millsp] in Oklahoma. Agronomy Journal. 105(2):395-400.
Carbon, water, and heat flux responses to experimental burning and drought in a tallgrass prairie - (Peer Reviewed Journal)
Fisher, M.L., Torn, M.S., Billesbach, D.P., Doyle, G., Northup, B.K., Biraud, S.C. 2012. Carbon, water, and heat flux responses to experimental burning and drought in a tallgrass prairie. Agricultural and Forest Meteorology. 166-167:169-174. DOI:10.1016/j.agrformet.2012.07.011.
Predicting soil bulk density of Oklahoma paddocks with near infrared relectance spectroscopy - (Peer Reviewed Journal) - (01-Jun-12)
Comparision of production and n consentration of Indian-origin guar (Cyanoposis Tetragonoloba) lines in Oklahoma - (Abstract Only)
Rao, S.C., Northup, B.K. 2012. Comparision of production and n consentration of Indian-origin guar(Cyanoposis Tetragonoloba) lines in Oklahoma.[abstract] ASA-CSSA-SSSA Annual Meeting Abstracts. Poster Number 703.
Introduced cool-season grasses in diversified systems of forage and feedstock production - (Peer Reviewed Journal) - (17-Apr-12)
Near infrared reflectance-based tools for predicting soil chemical properties of Oklahoma grazinglands - (Peer Reviewed Journal)
Northup, B.K., Daniel, J.A. 2012. Near infrared reflectance-based tools for predicting soil chemical properties of Oklahoma grazinglands. Agronomy Journal. 104(4):1122-1129.
Biomass production and quality of indian-origin forage Guar in Southern Great Plains - (Peer Reviewed Journal)
Rao, S.C., Northup, B.K. 2013. Biomass production and quality of indian-origin forage Guar in Southern Great Plains. Agronomy Journal. 105:945-950.
Predicting carbon mass of central Oklahoma soils with near infrared reflectance spectroscopy - (Peer Reviewed Journal) - (12-Mar-12)
Pigeon pea potential for summer grazing in the Southern Great Plains - (Peer Reviewed Journal)
Rao, S.C., Northup, B.K. 2011. Pigeon pea potential for summer grazing in the Southern Great Plains. Agronomy Journal. 104(1):199-203.
Grass pea as a nitrogen source for no-till winter wheat and tilled winter wheat - (Research Technical Update) - (23-Oct-11)
Performance of new Mediterranean grass pea (Lathyrus Sativum L.) lines in the southern great plains - (Abstract Only)
Rao, S.C., Northup, B.K. 2011. Performance of new Mediterranean grass pea (Lathyrus Sativum L.) lines in the southern great plains. ASA-CSSA-SSSA Annual Meeting Abstracts. 236-3. http://a-c-s.confex.com/crops/2011am/webprogram/Paper64755.html.
Growth and nutritive value of grass pea in Oklahoma - (Peer Reviewed Journal)
Rao, S.C., Northup, B.K. 2011. Growth and nutritive value of grass pea in Oklahoma. Agronomy Journal. 103:1692-1696.
Grass pea as a nitrogen source for continuous no-till winter wheat - (Peer Reviewed Journal)
Rao, S.C., Northup, B.K. 2011. Grass pea as a nitrogen source for continuous no-till winter wheat. Crop Science. 51:1824-1831.
Grass pea (Lathyrus Sativus L.) as a pre-plant N source for continuous conventionally tilled winter wheat - (Peer Reviewed Journal)
Rao, S.C., Northup, B.K. 2011. Grass pea (Lathyrus Sativus L.) as a pre-plant N source for continuous conventionally tilled winter wheat. Crop Science. 51:1-9.
Determining dry matter intake of annual and perennial cool-season grasses harvested as high moisture hay and fed to lambs - (Abstract Only)
Tuthill, C.K., Gorycza, J.T., Phillips, W.A., Northup, B.K. 2010. Determining dry matter intake of annual and perennial cool-season grasses harvested as high moisture hay and fed to lambs. Research Day Abstracts: Regional Universities Research Day. (5):2-5.
Carbon, water, and heat flux responses to experimental burning and drought in a tallgrass prarie. - (Abstract Only)
Fisher, M.L., Torn, M.S., Billesbach, D.P., Doyle, G., Northup, B.K., Biraud, S.C. 2010. Carbon, water, and heat flux responses to experimental burning and drought in a tallgrass prarie.. American Geophysical Union. December 13-17.
Distribution of soil bulk density and organic matter along an elevation gradient in central Oklahoma - (Peer Reviewed Journal)
Northup, B.K., Daniel, J.A., Phillips, W.A. 2010. Distribution of soil bulk density and organic matter along an elevation gradient in central Oklahoma. Transactions of the ASABE. 53(6):1749-1757.
Grass pea (Lthyrus sativum L.) as pre-plant organic fertilizer for conventionally tilled winter wheat: effects on yield and quality - (Abstract Only)
Rao, S.C., Northup, B.K. 2010. Grass pea (Lthyrus sativum L.) as pre-plant organic fertilizer for conventionally tilled winter wheat: effects on yield and quality. American Society of Agronomy Meetings. 82-4.
Distribution of soil bulk density and organic matter along an elevation gradient in central Oklahoma - (Peer Reviewed Journal)
Daniel, J.A., Northup, B.K. 2010. Distribution of soil bulk density and organic matter along an elevation gradient in central Oklahoma. Transactions of the ASABE. 53(6):1749-1757.
Spatial discontinuity in the distribution of soil properties: underlying landscape properties or management - (Abstract Only)
Northup, B.K., Daniel, J.A., Phillips, W.A. 2010. Spatial discontinuity in the distribution of soil properties: underlying landscape properties or management [abstract]. In: Proceedings of the Ecological Society of America, August 1-6, 2010, Pittsburgh, PA. Abstract No. PS 34-84. Available on-line: http://eco.confex.com/eco/2010/techprogram/P25932.htm.
Crude protein and nitrate concentrations of fall forage for stocker cattle: wheat vs perennial cool-season grasses - (Peer Reviewed Journal)
Mackown, C.T., Northup, B.K. 2010. Crude protein and nitrate concentrations of fall forage for stocker cattle: Wheat vs perennial cool-season grasses. Crop Science. 50:2140-2147.
Improving forage quality and availability in the southern Great Plains with grasspea (Lathyrus sativus L.) - (Peer Reviewed Journal)
Rao, S.C., Northup, B.K. 2009. Improving forage quality and availability in the southern Great Plains with grasspea (Lathyrus sativus L.). Grain Legumes. 54:22-23.
Water use by four warm-season legumes in the Southern Great Plains - (Abstract Only)
Rao, S.C., Northup, B.K. 2009. Water use by four warm-season legumes in the Southern Great Plains. ASA-CSSA-SSSA Annual Meeting Abstracts, November 1-5, 2009, Pittsburgh, PA. CD-ROM.
Dry Matter Intake and Digestion of Perennial and Annual Cool-Season Grasses by Sheep - (Peer Reviewed Journal)
Phillips, W.A., Northup, B.K., Venuto, B.C. 2009. Dry matter intake and digestion of perennial and annual cool-season grasses by sheep. Professional Animal Scientist. 25:610-618.
Water Use by Five Warm-Season Legumes in the Southern Great Plains - (Peer Reviewed Journal)
Rao, S.C., Northup, B.K. 2009. Water use by five warm-season legumes in the Southern Great Plains. Crop Science. 49:2317-2323.
Does long-term pasture management influence spatial distribution of soil characteristics in Oklahoma - (Abstract Only)
Northup, B.K., Daniel, J.A., Phillips, W.A. 2009. Does long-term pasture management influence spatial distribution of soil characteristics in Oklahoma [abstract]. In: Proceedings of the Ecological Society of America Annual Meeting, August 2-7, 2009, Albuquerque, NM. Abstract No. PS 34-123. Available on-line: http://eco.confex.com/eco/2009/techprogram/p20305.htm
Sequence Grazing of Perennial and Annual Cool-Season Grasses to Extend the Grazing Season for Stocker Calves - (Abstract Only)
Northup, B.K., Phillips, W.A., Hopkins, A.A. 2009. Sequence Grazing of Perennial and Annual Cool-Season Grasses to Extend the Grazing Season for Stocker Calves. J. Anima. Sci. Vol. 87,E-Suppl.2 pg. 575.
Capabilities of four novel warm-season legumes in the southern Great Plains: biomass and forage quality - (Peer Reviewed Journal)
Rao, S.C., Northup, B.K. 2009. Capabilities of four novel warm-season legumes in the southern Great Plains: Biomass and forage quality. Crop Science. 49:1096-1102.
Capabilities of four novel warm-season legumes in the southern Great Plains: grain production and quality - (Peer Reviewed Journal)
Rao, S.C., Northup, B.K. 2009. Capabilities of four novel warm-season legumes in the southern Great Plains: Grain production and quality. Crop Science. 49:1103-1108.
Natural Resources Research Update: Grass Pea: Importance of Planting Date and Their Value When Inter-seeded with Bermudagrass - (Research Technical Update)
Rao, S.C., Northup, B.K., Phillips, W.A. 2009. Natural Resources Research Update: Grass Pea: Importance of planting date and their value when inter-seeded with bermudagrass. Update #236853. Available: NRRU.update@ars.usda.gov.
Performance of hyacinth bean (Lablab purpureus (L.) in the southern Great Plains - (Abstract Only)
Rao, S.C., Northup, B.K. 2008. Performance of hyacinth bean (Lablab purpureus (L.) in the southern Great Plains. Agronomy Society of America, Crop Science Society of America, Soil Science Society of America Meeting, October 5-9, 2008, Houston, TX. CD-ROM.
Crude protein and nitrate concentrations of fall forage for stocker cattle: wheat vs. perennial cool-season grasses - (Abstract Only)
Mackown, C.T., Northup, B.K. 2008. Crude protein and nitrate concentrations of fall forage for stocker cattle: wheat vs. perennial cool-season grasses [abstract]. ASA-CSSA-SSSA Annual Meeting Abstracts, October 5-9, 2008, Houston, TX. 2008 CD-ROM.
Management effects on soil characteristics of two pasture types in Oklahoma - (Abstract Only)
Northup, B.K., Daniel, J.A., Phillips, W.A. 2008. Management effects on soil characteristics of two pasture types in Oklahoma [abstract]. In: Proceedings of the Soil and Water Conservation Society, Farming with Grass: Achieving Sustainable Mixed Agricultural Landscapes in Grasslands Environments, October 20-22, 2008, Oklahoma City, OK. Available on-line:http://www.swcs.org/en/publications/farming_with_grass/.
Management effects on the distribution of soil characteristics of two pasture types in Oklahoma - (Abstract Only) - (10-May-08)
Challenges and Opportunities for Forage Based Beef Cattle Production Systems - (Proceedings)
Phillips, W.A., Horn, G.W., Northup, B.K., Damron, W.S. 2009. Challenges and Opportunities for Forage Based Beef Cattle Production Systems. Meeting Proceedings. In Farming with Grass. Achieving sustainable Mixes Agricultural Lanscapes, ed. A.J. Fran luebbers p. 37-42. Ankeny, IA.
Forage-based systems for beef and dairy cattle production: Challenges and opportunities in the South Central region - (Abstract Only)
Phillips, W.A., Northup, B.K., Horn, G.W. 2008. Forage-based systems for beef and dairy cattle production: Challenges and opportunities in the South Central region. American Society of Animal Science. Vol. 86. pg 310.
Planting Date Affects Production and Quality of Grass Pea Forage. - (Peer Reviewed Journal)
Rao, S.C., Northup, B.K. 2008. Planting date affects production and quality of grass pea rorage. Crop Science. 48:1629-1635.
Impact of substituting perennial cool-season grasses for winter wheat on stocker performance - (Abstract Only)
Phillips, W.A., Northup, B.K., Venuto, B.C., Horn, G.W. 2008. Impact of substituting perennial cool-season grasses for winter wheat on stocker performance [abstract]. American Society of Animal Science Southern Section Meeting. 86(1):15.
Grazinglands Research Laboratory (GRL) - (Government Publication)
Northup, B.K. 2011. Grazinglands Research Laboratory (GRL). EcoTrends. Available: https://www.ecotrends.info/EcoTrends/.
Forage and Grain Soybean Effects on Soil Water Content and Use Efficiency - (Peer Reviewed Journal)
Rao, S.C., Northup, B.K. 2008. Forage and grain soybean effects on soil water content and use efficiency. Crop Science. 48:789-793.
Effects of Planting Date on Biomass Production by Grass pea (Lathyrus sativus L.). - (Abstract Only)
Rao, S.C., Northup, B.K. 2008. Effects of Planting Date on Biomass Production by Grass pea (Lathyrus sativus L.).. Agronomy Society of America, Crop Science Society of America, Soil Science Society of America Meeting. Crop Science. Vol. 48. p 1629-1635.
Do elevated nitrate concentrations in wheat forage affect performance of fall stocker cattle - (Abstract Only)
Mackown, C.T., Phillips, W.A., Northup, B.K. 2007. Do elevated nitrate concentrations in wheat forage affect performance of fall stocker cattle [abstract]. Agronomy Society of America, Crop Science Society of America, Soil Science Society of America Meeting, November 4-8, 2007, New Orleans, LA. 2007 CD-ROM.
Improving Productivity of Winter Wheat-Stocker Calf Enterprises by Including Perennial Cool-Season Grasses - (Proceedings)
Northup, B.K., Phillips, W.A., Mayeux Jr, H.S. 2007. Improving productivity of winter wheat-stocker calf enterprises by including perennial cool-season grasses. Proceedings of the National Conference on Grazing Lands. p. 257-260.
Intensive Short Duration Grazing of Fescue Pastures to Extend the Grazing Season of Winter Wheat - (Abstract Only)
Phillips, W.A., Northup, B.K., Venuto, B.C. 2007. Intensive short duration grazing of fescue pastures to extend the grazing season of winter wheat. Journal of Animal Science.85(1):498-499
Improving productivity of winter wheat-stocker calf enterprises by including perennial cool-season grasses - (Abstract Only)
Northup, B.K., Phillips, W.A., Mayeux Jr, H.S. 2007. Improving productivity of winter wheat-stocker calf enterprises by including perennial cool-season grasses [abstract]. In: Proceedings of the National Conference on Grazing Lands: Grazinglands, Gateway to Success, December 10-13, 2006, St. Louis, MO. p. 257.
Improving Forage Production in Bermuda Grass Paddocks with Novel Cool-Season Annual Legumes. - (Peer Reviewed Journal)
Rao, S.C., Northup, B.K., Phillips, W.A., Mayeux Jr, H.S. 2007. Improving forage production in bermuda grass paddocks with novel cool-season annual legumes. Crop Science. 47:168-173.
Soil water distribution and water use efficiency of forage and grain soybeans in the southern Great Plains - (Abstract Only)
Rao, S.C., Northup, B.K., Mayeux Jr, H.S. 2006. Soil water distribution and water use efficiency of forage and grain soybeans in the southern Great Plains. American Society of Agronomy Abstracts. CD-ROM.
Management Tools to Increase the Efficiency and Productivity of Winter Wheat Stocker Enterprises. - (Abstract Only)
Phillips, W.A., Northup, B.K., Mayeux Jr, H.S. 2007. Management tools to increase the efficiency and productivity of winter wheat stocker enterprises. Proceedings of the National Conference on Grazing Lands. 498.
Management Tools to Increase the Efficiency of Winter Wheat-Stocker Enterprises - (Proceedings)
Phillips, W.A., Northup, B.K., Mayeux Jr, H.S. 2007. Management tools to increase the efficiency of winter wheat-stocker enterprises. Proceedings 3rd National Conference on Grazing Lands. 253-526.
Influence of Summer Management Practices of Grazed Wheat Pastures on Runoff and Nutrients - (Peer Reviewed Journal)
Daniel, J.A., Phillips, W.A., Northup, B.K. 2006. Influence of summer management practices of grazed wheat pastures on runoff and nutrients. Transactions of the ASABE. 40(2):349-355.
Available above-ground plant biomass for the water resources and erosion watershed at Fort Reno, OK; December 1998 to November 2002 - (Other)
Daniel, J.A., Northup, B.K. 2006. Available above-ground plant biomass for the water resources and erosion watershed at Fort Reno, OK; December 1998 to November 2002. Grazinglands Research Laboratory Publication Series 1-06. p. 1-17.
Dry Matter Intake and Digestibility of Annual and Perennial Cool Season Grasses Fed to Lambs As High Moisture Hay - (Abstract Only)
Farris, C.D., Phillips, W.A., Horn, G.W., Northup, B.K., Mayeux, H.S. 2006. Dry matter intake and digestibility of annual and perennial cool season grasses fed to lambs as high moisture hay [abstract]. Proceeding of American Society of Animal Science, Southern Section Meeting, February 4-8, 2006, Orlando, Florida. p. 2.
Using Cool-Season Legumes to Extend the Forage Production Season of Bermudagrass Pastures in the Southern Plains. - (Abstract Only)
Rao, S.C., Northup, B.K., Phillips, W.A., Mayeux, H.S. 2005. Using cool-season legumes to extend the forage production season of bermudagrass pastures in the southern plains [abstract]. Agronomy Society of America, Crop Science Society of America, Soil Science Society of America Meeting. Paper No. 3172.
Performance of Forage Soybeans in the Southern Great Plains - (Peer Reviewed Journal)
Rao, S.C., Mayeux, H.S., Northup, B.K. 2005. Performance of forage soybeans in the southern great plains. Crop Science. 45:1973-1977.
The Role of Grass Tussocks in Maintaining Soil Condition in North East Australia - (Proceedings)
Northup, B.K., Brown,J.R. 2005. The role of grass tussocks in maintaining soil condition in north east Australia. Proceedings of a Satellite Workshop of the XXth International Grassland Congress. July 2005. p.71.
Candidate Cool-Season Legumes for Filling Forage Deficit Periods in the Southern Great Plains - (Peer Reviewed Journal)
Rao, S.C., Northup, B.K., Mayeux, H.S. 2005. Candidate cool-season legumes for filling forage deficit periods in the Southern Great Plains. Crop Science. 45:2068-2074.
Graze-Out Plus: Filling Forage Gaps in the Southern Great Plains, U.S.A. - (Proceedings)
Northup, B.K., Phillips, W.A., Mayeux, H.S. 2005. Graze-out plus: Filling forage gaps in the Southern Great Plains, U.S.A. [abstract]. Proceedings of the 20th International Grassland Congress, June 26-July 1, 2005, Dublin, Ireland. p. 716.
A Modified Forage System for Stocker Production in the Southern Great Plains, U.S.A. - (Proceedings)
Northup, B.K., Phillips, W.A., Mayeux, H.S. 2005. A modified forage system for stocker production in the Southern Great Plains, U.S.A. [abstract]. Proceedings of the 20th International Grassland Congress, June 26-July 1, 2005, Dublin, Ireland. p. 469.
The Importance of Grass Tussocks in Maintaining Soil Condition in Northeastern Australia - (Proceedings)
Northup, B.K., Brown, J.R. 2005. The role of grass tussocks in maintaining soil condition in northeastern Australia [abstract]. Proceedings of the 20th International Grassland Congress, June 26-July 1, 2005, Dublin, Ireland. p. 71.
Predicting Soil Characteristics of Oklahoma Pasture with Near Infrared Reflectance Spectroscopy (Nirs) - (Abstract Only)
Northup, B.K., Daniel, J.A., Carson, L.B. 2005. Predicting soil characteristics of Oklahoma pasture with near infrared reflectance spectroscopy (NIRS) [abstract]. Society for Range Management, 58th Annual Meeting and Trade Show, February 5-11, 2005, Fort Worth, Texas. 2005 CDROM.
Grazing Impacts on Spatial Distribution of Soil and Herbaceous Characteristics in An Australian Tropical Woodland - (Peer Reviewed Journal)
Northup, B.K., Brown, J.R., Ash, A.J. 2005. Grazing impacts on spatial distribution of soil and herbaceous characteristics in an Australian tropical woodland. Agroforestry Systems. 65(2):137-150.
Spatial Variability and Relationships among Soil and Forage Traits in a Perennial Cool-Season Grass Pasture - (Abstract Only)
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.
Distribution of Soil Resources in Grazed and Cultivated Paddocks of Central Oklahoma - (Abstract Only)
Northup, B.K., Daniel, J.A., Mayeux, H.S. 2005. Distribution of soil resources in grazed and cultivated paddocks of central Oklahoma. Society for Range Management, 58th Annual Meeting and Trade Show, February 5-11, 2005, Fort Worth, Texas. 2005 CDROM.
Grasspea-Potential Forage and Grain for Southern Great Plains - (Abstract Only)
Rao, S.C., Northup, B.K. 2004. Grasspea-potential forage and grain for Southern Great Plains [abstract]. Agronomy Society of America, Crop Science Society of America, Soil Science Society of America Meeting. Paper No. 3545.
Aboveground Biomass, C and N Contents of Woody Species in a Subtropical Thornscrub Parkland - (Peer Reviewed Journal)
Northup, B.K., Zitzer, S.F., Archer, S.A., McMurtry, C.R., Boutton, T.W. 2004. Aboveground biomass, C and N contents of woody species in a subtropical thornscrub parkland. Journal of Arid Environments. 62(1):23-43.
Predicting Soil Characteristics with Near Infrared Reflectance Spectroscopy (Nirs) - (Abstract Only)
Carson, L.B., Northup, B.K., Daniel, J.A. 2004. Predicting soil characteristics with near infrared reflectance spectroscopy (NIRS)[abstract]. Research Day Abstracts: Regional Universities Research Day. Paper No. S-238.
New Math for Stocking Native Tall-Grass Prairie - (Popular Publication)
Phillips, W.A., Northup, B.K., Mayeux, H.S., Daniel, J.A. 2004. New math for stocking native tall-grass prairie. The Forage Leader. 9(3):12-13.
Micro-Patch and Community Scale Spatial Distribution of Herbaceous Cover in a Grazed North Australian Grassland - (Peer Reviewed Journal)
Northup, B.K., Dias, C.D., Brown, J.R., Skelly, W.C. 2004. Micro-patch and community scale spatial distribution of herbaceous cover in a grazed north Australian grassland. Journal of Arid Environments. 60(3):510-530.
Micro-Patch and Community Scale Spatial Distribution of Herbaceous Cover in a Grazed Eucalypt Woodland - (Peer Reviewed Journal)
Northup, B.K., Dias, C.D., Brown, J.R., Skelly, W.C. 2005. Micro-patch and community scale spatial distribution of herbaceous cover in a grazed eucalypt woodland. Journal of Arid Environments. 60(3):509-530.
Interactions among Western Ragweed and Other Sandhills Species after Drought - (Peer Reviewed Journal)
Reece, P.E., Brummer, J.E., Northup, B.K., Koehler, A.E., Moser, L.E. 2004. Interactions among western ragweed and other sandhills species after drought. Journal of Range Management. 57(6):583-589.
A Case Study in Managing Tallgrass Prairie: Grazing and Climate Effects on Plant Communities - (Abstract Only)
Northup, B.K., Phillips, W.A., Daniel, J.A., Mayeux, H.S. 2003. A case study in managing tallgrass prairie: Grazing and climate effects on plant communities [abstract]. Proceedings of the National Conference on Grazing Lands. p. 834.
Spatial Patterns in Use of Bermudagrass Pasture by Yearling Heifers: Behaviors and Reasons - (Abstract Only)
Pedro, A.F., Northup, B.K., Brown, M.A., Biles, C.A., Dawkins, D. 2003. Spatial patterns in use of Bermuda grass pasture by yearling heifers: Behaviors and reasons [abstract]. Research Day Abstracts: Regional Universities Research Day. Abstract No. S-317. p. 98.
Utilization of Bermudagrass (Cynodon Dactylon) Pastures by Yearling Heifers: Behaviors, Patterns and Reasons - (Abstract Only)
Pedro, A.F., Northup, B.K., Brown, M.A., Biles, C.A., Dawkins, D. 2003. Utilization of Bermudagrass (Cynodon dactylon) pastures by yearling heifers: Behaviors, patterns and reasons [abstract]. Annual Biomedical Research Conference for Minority Students. Paper No. E150. p. 344.
Early Intensive Grazing of Native Rangelands - (Proceedings)
Phillips, W.A., Northup, B.K., Mayeux, H.S., Daniel, J.A. 2003. Early intensive grazing of native rangelands. Proceedings of the Oklahoma Grazinglands Conservation Association Conference. pp. 1-9.
Assessing the Potential Utilization of a Tallgrass Paddock with Indicator Kriging - (Abstract Only)
Northup, B.K. 2004. Assessing the potential utilization of a tallgrass paddock with indicator kriging [abstract]. Society for Range Management. p. 152.
Impressions of the 7th International Rangeland Congress and South Africa - (Trade Journal)
Northup, B.K. 2003. Impressions of the 7th International Rangeland Congress and South Africa. Rangeland Wire 12(4):2-3.
Managing Southern Tallgrass Prairie: Case Studies on Grazing and Climatic Effects - (Proceedings)
Northup, B.K., Phillips, W.A., Daniel, J.A., Mayeux, H.S. 2004. Managing southern tallgrass prairie: Case studies on grazing and climatic effects. Proceedings of the National Conference on Grazing Lands. pp. 834-840.
Performance and Economic Returns of Stocker Cattle on Tallgrass Prairie under Different Grazing Management Strategies - (Peer Reviewed Journal)
Phillips, W.A., Northup, B.K., Mayeux, H.S., Daniel, J.A. 2003. Performance and economic returns of stocker cattle on tallgrass prairie under different grazing management strategies. Professional Animal Scientist. 19:416-423.
Performance and Economic Returns of Stocker Cattle on Tallgrass Prairie under Season-Long Or Intensive Early Stocking Grazing Management - (Abstract Only)
Phillips, W.A., Northup, B.K., Mayeux, H.S., Daniel, J.A. 2004. Performance and economic returns of stocker cattle on tallgrass prairie under season-long or intensive early stocking grazing management [abstract]. Proceedings of the National Conference on Grazing Lands. p. 806.
Estimating Forage Production of a Tallgrass Prairie with Measure of Tiller Development by Key Grasses - (Proceedings)
NORTHUP, B.K. 2003. ESTIMATING FORAGE PRODUCTION OF A TALLGRASS PRAIRIE WITH MEASURE OF TILLER DEVELOPMENT BY KEY GRASSES. INTERNATIONAL RANGELAND CONGRESS. p. 742-744.
Using Variability to Identify Potential State and Transition Stages of Tropical Tallgrass Sites in Northeast Australia - (Proceedings)
Northup, B.K., Brown, J.R., Ash, A.J. 2003. Using variability to identify potential state and transition stages of tropical tallgrass sites in northeast australia. African Journal of Range and Forest Science. v. 20. Abstract p. 124.
Little Bluestem [schizachyrium Scoparium (MICHX.) Nash]: Useful Forage for Grazing Animals in Central Oklahoma? - (Abstract Only)
NORTHUP, B.K., PEDRO, A. LITTLE BLUESTEM [SCHIZACHYRIUM SCOPARIUM (MICHX.) NASH]: 2003. USEFUL FORAGE FOR GRAZING ANIMALS IN CENTRAL OKLAHOMA? RANGE MANAGEMENT MEETING PROCEEDINGS. Abstract No. 192.
The Effects of Management and Precipitation on Forage Composition of a Southern Tallgrass Prairie. - (Proceedings)
NORTHUP, B.K., SCHNEIDER, J.M., DANIEL, J.A. 2002. THE EFFECTS OF MANAGEMENT AND PRECIPITATION ON FORAGE COMPOSITION OF A SOUTHERN TALLGRASS PRAIRIE. Available from: http://ams.confex.com/ams/15BioAero/techprogram/paper_49656.htm Proceedings of the American Meterological Society 15th Conference on Biometereology/aerobiology.
The Effects of Climate and Management on Forage Produced by a Southern Tallgrass Prairie - (Abstract Only)
NORTHUP, B.K., SCHNEIDER, J.M., DANIEL, J.A. 2002. THE EFFECTS OF CLIMATE AND MANAGEMENT ON FORAGE PRODUCED BY A SOUTHERN TALLGRASS PRAIRIE. PROCEEDINGS OF THE CONFERENCE ON BIOMETEOROLOGY AND AEROBIOLOGY. p. 332-336.
Spatial Variability of Winter Wheat Pasture at the Onset of Grazing - (Abstract Only)
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.
Spatial Variability and Relationships among Selected Soil and Forage Traits in a Winter Wheat Pasture - (Abstract Only)
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.
Using Variability to Identify Potential State and Transition Stages of a Tropical Tallgrass Site in Northeast Australia - (Abstract Only)
Northup, B.K., Brown, J.R., Ash, A.J. 2003. Using variability to identify potential state and transition stages of a tropical tallgrass site in northeast Australia [abstract]. International Rangeland Congress. v. 20. Paper No. B1.25.
Predicting Forage Quality of Two Warm-Season Grasses with Near Infrared Reflectance Spectroscopy - (Abstract Only)
PEDRO, A., NORTHUP, B.K. 2002. PREDICTING FORAGE QUALITY OF TWO WARM-SEASON GRASSES WITH NEAR INFRARED REFLECTANCE SPECTROSCOPY. RESEARCH DAY ABSTRACTS: REGIONAL UNIVERSITIES RESEARCH DAY. Abstact p. 81-82.
Estimating Forage Production of a Tallgrass Prairie with Measures of Tiller Development by Key Grasses - (Abstract Only)
NORTHUP, B.K. ESTIMATING FORAGE PRODUCTION OF A TALLGRASS PRAIRIE WITH MEASURES OF TILLER DEVELOPMENT BY KEY GRASSES. INTERNATIONAL RANGELAND CONGRESS. 2002. V. 20. p. B1.24.
Morphological and Chemical Characteristics of South Texas Shrubs Affect Intake Rate of Goats - (Abstract Only)
ZIMMERMAN, E.E., STUTH, J.W., NORTHUP, B.K., TOLLESON, D.R. MORPHOLOGICAL AND CHEMICAL CHARACTERISTICS OF SOUTH TEXAS SHRUBS AFFECT INTAKE RATE OF GOATS. JOURNAL OF ANIMAL SCIENCE. 2002. v. 80(Suppl. 2). Abstract. p. 27.
How Season and Soil Moisture Affect Forage Production by Tallgrass Prairie - (Trade Journal)
NORTHUP, B.K. 2001. HOW SEASON AND SOIL MOISTURE AFFECT FORAGE PRODUCTION BY TALLGRASS PRAIRIE. SOCIETY FOR RANGE MANAGEMENT OKLAHOMA SECTION NEWSLETTER. v. 10(4). p. 3-4.
Spatial Variability in the Production of Herbaceous Biomass by a Southern Tallgrass Prairie in Oklahoma - (Abstract Only)
NORTHUP, B.K. SPATIAL VARIABILITY IN THE PRODUCTION OF HERBACEOUS BIOMASS BY A SOUTHERN TALLGRASS PRAIRIE IN OKLAHOMA. RANGE MANAGEMENT MEETING PROCEEDINGS. 2002. Abstract. p. 189.
Grazing Impacts on Landscape Condition of a Tropical Tallgrass Site in Northeast Queensland, Australia - (Abstract Only)
NORTHUP, B.K., BROWN, J.R. GRAZING IMPACTS ON LANDSCAPE CONDITION OF A TROPICAL TALLGRASS SITE IN NORTHEAST QUEENSLAND, AUSTRALIA. PROCEEDINGS SOUTHWESTERN ASSOCIATION OF NATURALISTS ANNUAL MEETING. 2001. p.2045-2047.
Impact of Growing Conditions on Tiller Development of Two Warm-Season Grasses in Southern Tallgrass Prairie (Oklahoma) - (Abstract Only)
NORTHUP, B.K. IMPACT OF GROWING CONDITIONS ON TILLER DEVELOPMENT OF TWO WARM-SEASON GRASSES IN SOUTHERN TALLGRASS PRAIRIE (OKLAHOMA). PROCEEDINGS SOUTHWESTERN ASSOCIATION OF NATURALISTS ANNUAL MEETING. 2001. p. 742-744.
Grazing Impacts on Soil Microbial Biomass and a Tussock Grass Species in a Dry Tropical Woodland, Australia - (Peer Reviewed Journal) - (21-Nov-00)
The Capacity of Near Infraared Reflectance Spectroscopy (Nirs) to Predict Forage Quality Parameters of Two Warm-Season Grasses. - (Abstract Only)
Pedro, A., Northup, B.K. 2000. The capacity of near infraared reflectance spectroscopy (NIRS) to predict forage quality parameters of two warm-season grasses. Biomedical Materials Research. PP. 266-267.
Impact of Climate and Management on Species Composition of Southern Tallgrass Prairie in Oklahoma - (Proceedings)
Northup, B.K., Daniel, J.A. 2000. Impact of climate and management on species composition of southern tallgrass prairie in Oklahoma. Proceedings of the National Conference on Grazing Lands, December 5-8, 2000, Las Vegas, NV. pp. 693-700.
Using a Hydroponics System to Quantify Defoliation Responses of Tussock Grasses - (Peer Reviewed Journal) - (06-Aug-00)
Impacts of Growing Conditions and Tiller Development on Aboveground Primary Production in a Southern Tallgrass Prairie, Oklahoma - (Abstract Only)
NORTHUP, B.K. IMPACTS OF GROWING CONDITIONS AND TILLER DEVELOPMENT ON ABOVEGROUND PRIMARY PRODUCTION IN A SOUTHERN TALLGRASS PRAIRIE, OKLAHOMA. SOCIETY FOR RANGE MANAGEMENT MEETING PROCEEDINGS. 2001. p. 2-3.
Utilization of Forbs and Shrubs of Sand Hills Rangeland by Yearling Cattle - (Peer Reviewed Journal) - (18-Jul-00)
Impact of Climate and Management on Species Composition of Southern Tallgrass Prairie, Oklahoma - (Abstract Only)
Northup, B.K., Daniel, J.A. 2000. Impact of climate and management on species composition of southern tallgrass prairie, Oklahoma. Proceedings of the National Conference on Grazing Lands. pp. 693-700.
A Technique for Near-Ground Remote Sensing of Herbaceous Vegetation in Tropical Woodlands - (Peer Reviewed Journal)
NORTHUP, B.K., BROWN, J.R., DIAS, C.D., SKELLY, W.C., RADFORD, B. A. 1999. TECHNIQUE FOR NEAR-GROUND REMOTE SENSING OF HERBACEOUS VEGETATION IN TROPICAL WOODLANDS. THE RANGELAND JOURNAL. v. 21(2). p. 229-243.
Grazing Impacts on the Spatial Distribution of Soil Microbial Biomass Around Tussock Grasses in a Tropical Grassland - (Peer Reviewed Journal)
NORTHUP, B.K., BROWN, J.R., HOLT, J.A. 1999. GRAZING IMPACTS ON THE SPATIAL DISTRIBUTION OF SOIL MICROBIAL BIOMASS AROUND TUSSOCK GRASSES IN A TROPICAL GRASSLAND. APPLIED SOIL ECOLOGY. v. 13(3). p. 259-270.
ARS News Articles
Last Modified: 8/27/2014
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