School of Plant, Environmental and Soil Sciences
309 Sturgis Hall - LSU
Distinguished Service Award, The Rice Technical Working Group, 2012
Peer-Reviewed Journal Articles (recent six years)
Lofton, J., and B. Tubaña. 2013. Effect of nitrogen rate and time of application in sugarcane yield and quality. Journal of Plant Nutrition (in press).
Edmond, D., B. Tubaña, J.P. Kelly, J.L. Crain, M.D. Edmonds, J.B. Solie, R. Taylor, and W.R. Raun. 2013. Maize grain yield response to variable row nitrogen fertilization. Journal of Plant Nutrition, 36:1013-1024.
Tubaña, B., D. Harrell, T. Walker, J. Teboh, J. Lofton, and Y. Kanke. 2012. In-season canopy reflectance-based estimation of rice yield response to nitrogen. Agronomy Journal 104:1604-1611.
Lofton, J., B. Tubaña, J. Teboh, Y. Kanke, M. Dalen, and H. Viator. 2012. Estimating sugarcane yield potential using an in-season determination of normalized difference vegetation index. Sensor 12:7529-7547.
Harrell, D., B. Tubaña, T. Walker, and S. Phillips. 2011. Estimating rice grain yield potential using normalized difference -vegetation index. Agronomy Journal 103:1717-1723.
Teboh, J., B. Tubaña, T.K. Udeigwe, Y. Emendack, and J. Lofton. 2012. Applicability of ground-based remote sensors for crop N management in Sub Saharan Africa. Journal of Agricultural Sciences 4:175-188.
Lofton, J. B. Tubaña, Y. Kanke, J. Teboh, and H. Viator. 2012. Predicting sugarcane response to nitrogen using a canopy reflectance-based response index value. Agronomy Journal 104:106-113.
Tubaña, B., D. Harrell, T. Walker, J. Teboh, J. Lofton, Y. Kanke, and S. Phillips. 2011. Relationships of spectral vegetation indices, biomass and grain yield of rice at different sensor view angles. Agronomy Journal 103:1405-1413.
Harrell, D., B. Tubaña, J. Lofton, and Y. Kanke. 2011. Rice response to nitrogen fertilization under stale seedbed and conventional tillage systems. Agronomy Journal 103:494-500.
Girma, K., S. Holtz, B. Tubaña, J. Solie, and W. Raun. 2010. Nitrogen accumulation in shoots as a function of growth stages of corn or winter wheat. Journal of Plant Nutrition 33:165-182.
Bueno, C.S., E. Pasuquin, B. Tubaña, and T. Lafarge. 2010. Improving sink regulation, and searching for promising hybrids, as a key avenue to increase yield potential of the rice crop in the tropics. Field Crops Research 3:199-207.
Arnall, D.B. B.S. Tubaña, S.L. Holtz, K. Girma, and W. Raun. 2009. Relationship between nitrogen use efficiency and response to fertilizer in winter wheat. Journal of Plant Nutrition 32:502-515.
Boquet, D., B.S. Tubaña, H. Mascagni, Jr., M. Holman, and S. Hague. 2009. Cotton yield responses to fertilizer nitrogen rates in a cotton-corn rotation. Agronomy Journal 101:400-407.
Tubaña, B.S., D.B. Arnall, O. Walsh, B. Chung, J.B. Solie, K. Girma, and W. Raun. 2008. Adjusting midseason nitrogen rate using a sensor-based optimization algorithm to increase use efficiency in corn. Journal of Plant Nutrition 31:1975-1998.
Tubaña, B.S., D.B. Arnall, S. Holtz, J.B. Solie, K. Girma, and W. Raun. 2008. Effect of treating spatial variability in winter wheat at different resolutions. Journal of Plant Nutrition 31:1393-1419.
Pasuquin, E., T. Lafarge, and B.S. Tubaña. 2008. Transplanting young seedlings in irrigated rice fields: early and high tiller production enhanced grain yield. Field Crops Research 105-141-155.
2007 - present. Assistant Professor of Soil Fertility and Nutrient Management (85% Research/15% Teaching)
2004 - 2007. Graduate Research Assistant (Oklahoma State University)
1995 - 2003. Researcher (International Rice Research Institute)
1993 - 1995. Research Associate (University of the Philippines Los Baños)
Member, ASA-CSSA-SSSA since 2004
Member, American Society of Sugar Cane Technologist
Associate Editor, Agronomy Journal
Member, Gamma Sigma Delta Honor Society of Agriculture
Soil fertility and nutrient management for major row-crops grown in Louisiana; precision agriculture with emphasis on the use of remote sensing to develop nitrogen management decision tools
AGRO 4052 Soil Fertility and Nutrient Management
AGRO 7051 Advanced Soil Fertility and Plant Nutrition
Ph.D. Soil Science. Oklahoma State University, 2007
M.S. Soil Science. University of the Philippines Los Baños, Philippines, 2002
B.S. Agriculture. University of the Philippines Los Baños, Philippines, 1992