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| Title | Associate Professor |
| Department | School of Plant, Environmental and Soil Sciences |
| KHan@agcenter.lsu.edu | |
| Address 1 | 104 Sturgis Hall Baton Rouge, LA 70803 |
| Phone | 225-578-1305 |
| Fax | 225-578-1403 |
Ph.D., 2001, Agronomy, University of Wisconsin-Madison
Ph.D., 1995, Animal Sciences, Seoul National University, Seoul, South Korea
M.S., 1989, Animal Sciences, Seoul National University, Seoul, South Korea
B.S.,1987, Animal Sciences, Seoul National University, Seoul South Korea
The LSU AgCenter Forage Quality Lab aims to support the local beef and dairy production and wildlife management through timely and accurate analysis of forage nutritional value. We serve forage growers, cow-calf operations, and various LSU AgCenter Forage programs.
Refereed Journal Articles
Jeong, E.C., Ahmadi, F., Li, Y.F., Wang, L.L., Yu, Y.S., Kim, J.G. and Han, K.J., 2024. Application of NIRS for hay evaluation at different degrees of sample preparation. Animal Bioscience. 37 (7): 1196-1203.
Han, Kun Jun, and Jeremy Hebert. "Weathering Extreme Drought in Louisiana With Alternative Roughage for Livestock." Louisiana Agriculture Vol. 67, No. 2, Spring 2024. pp. 34-35.
Setiyono, T., Gentimis, T., Rontani, F., Duron, D., Bortolon, G., Adhikari, R., Acharya, B., Han, K.J. and Pitman, W.D., 2024. Application of TensorFlow model for identification of herbaceous mimosa (Mimosa strigillosa) from digital images. Smart Agricultural Technology, 7, p.100400.
Kim, J.Y., Han, K.J., Sung, K.I., Kim, B.W. and Kim, M., 2023. Assessment of growing condition variables on alfalfa productivity. Journal of Animal Science and Technology, 65(5), p.939-950
Kim, M., Kim, J., Jo, M.H., Sung, K. and Han, K.J., 2023. Assessment of planting soil temperature and GDD impacts on silage corn (Zea mays L.) biomass. Journal of Animal Science and Technology.pISSN: 2055-0391, eISSN: 2672-0191 DOI: https://doi.org/10.5187/jast.2023.e100
Park, Jae-Hyuk, Jin-Ju Yun, Jong-Hwan Park, Bharat Sharma Acharya, Kun Jun Han, Ju-Sik Cho, and Se-Won Kang. "Three years of biochar and straw application could reduce greenhouse gas and improve rice productivity." Soil Science and Plant Nutrition (2023): 1-9.
Forage Quality: How Is It Defined and Measured?" Louisiana Agriculture Vol. 65 No. 4, Fall 2022. pp. 26-27.
"Nondestructive Analysis on Agricultural Products Using Near-Infrared Spectroscopy." Louisiana Agriculture Vol. 65 No 3, Summer 2022. p 19.
Dalen, M., B. Tubana*, S. Kwakye, and K. Han. 2022. Nitrogen rate and harvest date effects on energy cane yield, quality parameters, nutrient uptake, and biomass chemical composition. Agrosystems, Geosciences, and Environment 5:e20302. https://doi.org/10.1002/agg2.20302
Kim. J.Y., Han, K.J., Sung, K.I., Kim, B.W., & Kim, M (2022). Assessment of weather and soil variable impacts on alfalfa productivity. Journal of Animal Science and Technology. Submitted on December 17, 2022
Han, K. J., Pitman, W. D., Alison, W. M., Twidwell, E. K., & Guidry, K. M. (2022). Quantification of Slow‐Release Fertilizer on Year‐Round Forage Production. Agronomy Journal. DOI: 10.1002/agj2.2118
Alison, M. W., Pitman, W. D., Han, K. J., & Shadow, R. A. (2022). Herbaceous mimosa persistence in grazed pasture. Native Plants Journal, 23(1), 75-83
Pitcher, L. R., MacAdam, J. W., Ward, R. E., Han, K. J., Griggs, T. C., & Dai, X. (2022). Beef Steer Performance on Irrigated Monoculture Legume Pastures Compared with Grass-and Concentrate-Fed Steers. Animals, 12(8), 1017.
Han, K.J., & Albrecht, K.A. (2021). Substitution value of cup plant (Silphium perfoliatum L.) silage in Dairy cow diet. Journal of Agricultural Science, 13, 1-6. ISSN(Print): 1916-9752.
Han, K.J, & Alison, M.W. 2020. Cover crop and tillage affect sweet sorghum production and soil chemical properties. Agronomy Journal. DOI: 10.1002/agj2.20038
Han, K. J., & Pitman, W. D. (2020). Impact of Heat Damaged Corn Gluten Meal as Fertilizer on Forage Production During Winter and Summer Seasons and Soil Characteristics. Journal of Agricultural Science, 12(3).
Bridges, K. M., Fultz, L. M., Alison, M. W., Han, K. J., Macoon, B., & Pitman, W. D. (2019). Quantifying soil health in a topographically diverse warm-season perennial pasture over-seeded with a mix of cool-season annuals. Agriculture, Ecosystems & Environment, 282, 58-68.
Han, K. J., and Twidwell, E.K. 2017. Herbage mass and nutritive value of bermudagrass influenced by non-growing-season herbicide application. Agronomy Journal doi:10.2134/agronj2016.07.0408.
Han, K., Smith, D, Harrison, S, and E.Twidwell. 2017. Can forage producers gain more from oat harvest management by targeting greater dry matter? NACAA. vol 10. Issue 1, June 2017. ISSN 2158-9429.
Park, J.H., J.J. Wang. S.H. Kim, J.S. Cho, S.W. Kang, R.D. DeLaune, K.J. Han, and DC. Seo. 2017. Recycling of rice straw through pyrolysis and its adsorption behaviors for Cu and Zn ions in aqueous solution. Colloid Surfaces A. 533:330-337. https://doi.org/10.1016/j.colsurfa.2017.08.041
Han, K.J. and E.K. Twidwell. 2016. Application of Overseeded tropical legumes for enhanced utilization of summer grass pasture in the deep south region of the USA. Journal of NACAA. vol. 9 (1). ISSN 2158-9429.
Pitman W.D., W. Ryon, G. Scaglia, B. Buckley, W.M. Alison, K.J. Han, J.A. Gurie, and G.T. Gentry. 2015. Summer legumes for creep grazing in cow-calf production on bermudagrass pastures. Journal of Agricultural Science. 7: 8-17.
McCormick, M.E., S. Forbes, V.R. Moreira, D.C. Blouin, and K.J. Han. 2015. Effect of condensed corn distillers solubles concentration on lactation performance of Holstein cows. J. Dairy Sci. 98:1-8.
Han, K.J. and M.E. McCormick. 2014. Evaluation of nutritive value and in vitro rumen fermentation gas accumulation of de-oiled algal residues. Journal of Animal Science and Biotechnology. 5:21. doi:10.1186/2049-1891-5-31.
Han, K.J. and E.K. Twidwell. 2014. Does hay sample analysis reveal forage management practices by producers? NACAA.7, Issue 2, ISSN 2158-9429.
Han, K.J., Pitman W.D., and A. Chappple. 2014. Moisture concentration variation of silages produced on commercial farms in the South-Central USA. AJAS 27:1436-1442.
McCormick, M. E., K.J. Han, V.R. Moreira, and D. C. Blouin. 2014. Evaluation of alfalfa inter-seeding effect on bahiagrass baleage fermentation and lactating Holstein performance. J. Anim. Sci. and Biotech. 5:38, DOI: 10.1186/2049-1891-5-38.
Han, K.J., M.W. Alison, W.D. Pitman, and M.E. McCormick. 2012. Contributions of overseeded clovers to bermudagrass pastures in several environments. Crop. Sci. 52: 441.
Han, K. J. W. D. Pitman, M. W. Alison, D. L. Harrell, H. P. Viator, K. A. Gravois, M. Kim, D. F. Day. 2012. Agronomic Considerations for Sweet Sorghum Biofuel Production in the South-Central USA. Bioenergy Research. DOI: 10.1007/s12155-012-9185-3.
McCormick, M.E., K.J. Han, V.R. Moreira, D.C. Blouin and S. Forbes. 2011. Forage conservation efficiency and lactation response to bahiagrass conserved as barn-stored hay, outdoor-stored hay or baleage. J. Dairy Sci. 24 (5): 2500-2507.
Han, K.J. and M.E. McCormick. 2010. Analyses of Louisiana and Mississippi Producers’ Samples Reveal Mineral Status of Forages. Forage and Grazinglands. ISSN: 1547-4631.
Han, K.J. M.W. Alison Jr.,W.D. Pitman, M.E. McCormick, and J. Westra. 2010. Clover value in pastures rises as nitrogen fertilizer price increase. Louisiana Agriculture. Vol. 53, No. 3. 2010.
Presentations and Abstracts
Han, K.J. (2022). Forage Quality Analysis as a Marketing Tool in the U.S. In 19th AAAP Congress, August 22-26, Jeju, Republic of Korea.
Han, K. J., Jeong, C., Kang, S., & Bratton, A. (2021, November). Evaluation of Cover Crop on Row Crop Productivity through Quantified Soil Health and Crop Production. In ASA, CSSA, SSSA International Annual Meeting. ASA-CSSA-SSSA
Han, K.J. & Bagley, P. 2021. Analysis of biochar impact on ruminal fermentation of several different quality forages. 75th Southern Pasture and Forage Improvement Conference, 27-28 April, 2021, Auburn, AL. .https://agrilife.org/spfcic/2021/04/23/2021-poster..
Han, K.J. & Alison M.W. (2020). Research brief: Overseeding Daikon Radish in Warm-Season Perennial Grass Sods Results Show Little Benefit. Louisiana Agriculture, vol 63. No.4. Fall 2020, P. 39
Han, K.J., Kim, S., Pitman, W.D. & Alison, W.M. (2019). Finding Nutritive Value of Less Conventionally Utilized Legume Forage in Lower Southern State. Abstract #132-2. ASA-CSSA-SSSA. San Antonio, TX. Nov 10-13.
Muela, C., Fultz, L.M., Bridges, K., Alison, M., Pitman, W., Macoon, B., & Han, K.J. 2019. Cool-season annuals effects on soil health in warm-season grass pastures and rangelands in the Mid-South US (Poster). SCCC Conference (July 16-17), Auburn, AL
Kim S., Pitman, W.D., Alison, W.M., & Han, K.J. (2019). Comparison of N compound partition in legume forage. Proceedings 73rd Southern Pastures and Forage Crop Improvement Conference. p. 16. May 21-23, 2019, Roanoke, VA
Han, K.J. 2017. Evaluation of Various Biomass Feedstock for Degradability and Energy Content. Abstracts #107438, 2017 ASA-CSSA-SSSA annu. meet., Tampa, FL. 22-25 Oct. 2017. ASA-CSSA-SSSA, Madison, WI.
Rice, Lance, Twidwell, Edward K., Han, Kun-Jun. 2017. Efficacy of 2,4-DB herbicide for control of broadleaf weeds in alfalfa overseeded warm season grass pasture in the south central Louisiana, Southern Pasture and Forage Crop Improvement Conference
Han, K.J. 2016. Sustainable production practices for biofuel feedstock in the deep southeastern US. p. 197. In BIT's 6th Annual New Energy Forum-2016. Kintex, Goyang City, South Korea.
Han, K.J., B. Macoon, W.M. Alison, and W.D. Pitman. 2016. Species dynamics and forage productivity of multi-species-cool season annual forage crops overseeded on warm-season grass pastures. 71st SWCS International Annual Conference, July 24-27. 2016. Louisville, Kentucky.
Twidwell, Edward K., Viator, Kathleen M., Alison,Jr, Montgomery W., Laird, Suzanne, Williams, Gregory, Simmons, Jerry D., Han, Kun-Jun. 2016."Cool Season Pasture and Forage Varieties (PDF Format Only)". Pub. No. 2334
Han, K.J., W.M. Alison, M. Kongchum, and M.E. McCormick. 2016. Application of overseeded forage radish for enhancement of warm-season grass pasture soil properties. 2016 AFGC Annual Conference, January 10 -13, Baton Rouge, Louisiana, USA.
Han, K.J., and W. Alison. 2016. Effect of production practices on sweet sorghum plant and sugar characteristics. SSA 2016 Annual Conference,January 27-28, Orlando, Florida USA.
Han, K.J., W.M. Alison, and D.F. Day. 2015. Evaluation of Legume Cover Crop and Seedbed Preparation Impact on Sweet Sorghum Productivity. Proceedings SPFCIC, 69th, Apalachicola, FL, 30 Mar. - 1 Apr. 2015. Texas A&M Agrilife.
Dalen, M. S., S. Kwakye, K.J. Han, S. Chanda and B. Tubana. 2015. Nitrogen supply and harvest dates effects on nutrient removal and biomass chemical compostion of energy cane. ASA-CSSA-SSSA Annual Meetings, Minneapolis, MN. Nov. 15-18. (Oral presenation)
Han, K.J. and E.K. Twidwell. 2015. Early Spring Herbicide Application on Bermudagrass Forage Yield and Quality. Proceedings SPFCIC, 69th, Apalachicola, FL, 30 Mar. - 1 Apr. 2015. Texas A&M Agrilife.
Barrios, K., C. Kimbeng, K.J. Han, N. Baisakh, D. Aragon. 2015. Energycane Feedstock Development in Louisiana. ASA-CSSA-SSSA Annual Meetings, Minneapolis, MN. Nov. 15-18.
Smith D., B. Lee, and K.J. Han. 2015. Evaluation of Cool Season Annual Crops as Alternative Forage Production on Southern Pasture. Proceedings SPFCIC, 69th, Apalachicola, FL, 30 Mar. - 1 Apr. 2015. Texas A&M Agrilife.
Kwakye, S., M.S. Dalen, K.J. Han, and B. Tubana. 2015. Estimation of energycane lignocellulosic composition using near infrared spectroscopy.ASA-CSSA-SSSA Annual Meetings, Minneapolis, MN. Nov. 15-18. (Oral presentation)
Smith, D., B. L. Lee, and K.J. Han. 2015. Evaluation of cool season annual cover crops as alternative forage. ASA-CSSA-SSSA Annual Meetings, Minneapolis, MN. Nov. 15-18.
Han, K.J. W.M. Alison, D. Day, and M.E. McCormick. 2012. Planting and harvest management impacts sweet sorghum as a biofuel crop. In 2012 AFGC Annual Conference Proceedings and Abstracts [CD-ROM computer file], 2012 AFGC Annual Conference, Louisville, KY. January 9-10.
Han, K.J. and M.E. McCormick. 2011. Sorghum research at the LSU AgCenter Southeast Research Station. SICNA. Conference. Stillwater OK. September 13-14.
Han, K.J., M.E. McCormick, and J.A. Chun. 2011. Comparison of summer annual BMR (Brown Mid-rib) forage crops for feed value and digestibility. In ASA.CSSA, SSSA Abstract [CD-ROM computer file], 2011 International Annual Meetings. San Antonio, TX, October 31st to Nov. 3rd, 2011.
Han, K.J, and M.E. McCormick. 2011. Evaluation of salvaged corn gluten feed as an organic fertilizer and weed control effects. In 2011 AFGC Annual Conference Proceedings and Abstracts [CD-ROM computer file], 2011 AFGC Annual Conference, French Lick, IN. June 12-15, 2011 .
Han, K.J., M.W. Alison, D.F. Day, and M. Kim. 2010. Planting management impact on sweet sorghum as a biofuel crop. In ASA.CSSA, SSSA Abstract [CD-ROM computer file], 2010 International Annual Meetings. October 31st to Nov.3rd Long beach, CA.
Non-Refereed Technical Publications
Han, K.J., Pitman, W.D., & Alison, M.W. (2022). Nondestructive Analysis on Agricultural Products Using Near-Infrared Spectroscopy. Louisiana Agriculture. Summer Issue.
07/2013 - present: Associate Professor, Louisiana State University Agricultural Center, School of Plant, Environmental and Soil Sciences, 104 M.B. Sturgis Hall, Baton Rouge, Louisiana.
05/2007 – 6/30/2013: Assistant Professor, Louisiana State University Agricultural Center, Southeast Research Station, Franklinton, LA., investigating legume impact on feed value and productivity of pasture, and management impact on biofuel feedstock productivity
10/2004 – 04/2007: Post-doctoral Fellow, Forage Improvement Division, Samuel Roberts Noble Foundation Inc. Ardmore, Oklahoma, investigating gene flow potential from genetically modified Festuca arundiancea and Lolium multiflorum to their wild types, and management impact on switchgrass establishment
02/2001 – 09/2004: Post-doctoral Training, Dept. of Plant and Soil Sciences, University of Kentucky, Lexington, KY, investigating stored forage nutritive value and fermentation with various forage crops
Service Activities:
Research activities have focused on:
Han, K.J. and C. Jeong (Leading PI. Han), 2017. “ Evaluation of Cover Crop Mixture on Row Crop Productivity through Quantified Soil Health and Crop Production”, USDA-NRCS CIG LA program grant for $99,752
Han, K.J (Leading PI, Lemus), 2017.“Impact of potassium fertilization, harvest frequency, and grazing management in alfalfa persistence across the Southeastern U.S”, USDA-NIFA Alfalfa and Forage Research Program grant for $79,806
Han, K.J. W.M. Alison, W.D. Pitman, L. Fulz, and M. Bisoondat (Leading PI. Alison), 2017. USDA-NIFA Grant for “Understanding potential soil health & forage contributions of diverse species mixtures”, $399,992
Han, K.J. and Y. Moon. (Leading PI. K.J. Han). 2016. United Sorghum Checkoff grant for “Maximizing Prebiotics Production from Sorghum Grain”, $68,000. (09/01/2016 – 08/31/2018).
Han, K.J., W.M. Alison, W.D. Pitman, and L. Fulz (Leading PI. K.J. Han). 2014. USDA-NRCS Conservation Innovation Grant for “Soil health and pasture ecosystem improvement from a diverse mixture of cool-season species overseeded on a warm-season perennial grass pasture.” $232,232 (Total $ 467,739) (09/30/2017).
Han, K.J., W.M. Alison, K. Manoch, and M.E. McCormick (Leading PI. K.J. Han). 2013. USDA Conservation Innovation grant for “Demonstration of Overseeded Forage Radish for Improving Soil Properties and Recovering Excessive Nitrogen in Southern Pastureland.” $72,881.
Han, K.J. (Leading PI. E. Cebert/Alabama A&M University, Multi-State Project). 2011. USDA NIFA grant for “Increased production of canola in southeastern United States.” $5,040/77,920 (10/01/2011 – 09/30/2013).
Louisiana Board of Regent. “Development of quick ethanol feedstock evaluation method using in vitro fermentation gas measurement”, funded for $131,304 Han, K.J. and D. Day, from 2011 to 2014.
USDA AFRI CAP, A regional program for production of multiple agricultural feedstocks and processing to biofuel and bio-based chemicals”, funded for $303,543 Han K.J. (Total award $17,300,000. Kochergin V. et al.), from 2011 to 2016.
Untied Sorghum Checkoff Program Grant. “Planting Management impact on sweet sorghum as a biofuel crop”, funded for $59,243. Han, K.J. W.M. Alison, and D. Day, from 2010 to 2012.
Natural Resource Recovery Inc., Baton Rouge, LA, “Evaluation of salvaged corn gluten feed as organic fertilizer and weed control effects”, funded for $6,000. Han, K.J. and M.E. McCormick. from 2011 to 2012.
USDA NIFA. “Increased production of canola in southeastern United States”, funded for $5,040/77,920, Han, K.J. Co-PI.
American Sugarcane League Grant, “Sweet sorghum management, economics, and potential as a bio-fuel Crop”, funded for $24,000,Viator, H.P, Salassi, M, Alison, M.W., H.J. Whatley, K.J. Han, W. Pitman, K. Gravois, 2008.
Funding Sources:
The LSU AgCenter and the LSU College of Agriculture
