Peer-Reviewed Journal Articles

*M.S., Ph.D., Post Doc, or Research Scientist supervised by B.L. Steward.

1. Thorp, K.R.*, W.D. Batchelor, J.O. Patz, B.L. Steward, and P.C. Caragea. In Press. Methodology to link production and environmental risks of precision nitrogen management strategies in corn. Agricultural Systems.
2. Brumm, T.J., S.K. Mickelson, B.L. Steward, and A.L. Kaleita-Forbes. In Press. Competency-based outcomes assessment for agricultural engineering programs. International Journal of Engineering Education.
3. Steward, B.L., S.K. Mickelson, and T.J. Brumm. 2005. Continuous engineering course improvement through synergistic use of multiple assessment. International Journal of Engineering Education. 21(2): 277-287.
4. Shrestha, D.S.* and B.L. Steward. 2005. Shape and size analysis of corn plant canopies for plant population and spacing sensing. Applied Engineering in Agriculture. 21(2): 295-303.
5. Westphalen, M.L.*, B.L. Steward, and S.F. Han. 2004. Topographic mapping through measurement of vehicle attitude and elevation. Transactions of the ASAE. 47(5): 1841-1849.
6. Shrestha, D.S.*, B.L. Steward, and S.J. Birrell. 2004. Image processing algorithms for early stage maize plant detection. Biosystems Engineering. 89(2): 119-129.
7. Steward, B.L., S.K. Mickelson, and T.J. Brumm. 2004. Formative and summative assessment techniques for continuous agricultural technology classroom improvement. NACTA Journal. 48 (2): 33-41.
8. Miller, M.A.*, B.L. Steward, and M.L. Westphalen*. 2004. Effects of multi-mode four-wheel steering on sprayer machine performance. Transactions of the ASAE. 47(2): 385-395.
9. Steward, B.L., L.F. Tian, D. Nettleton, and L. Tang. 2004. Reduced-dimension clustering for vegetation segmentation. Transactions of the ASAE. 47(2): 609-616.
10. Shrestha, D.S.* and B.L. Steward. 2003. Automatic corn plant population measurement using machine vision. Transactions of the ASAE. 46(2): 559-565.
11. Tang, L., L.F. Tian, and B.L. Steward. 2003. Texture-based real-time broadleaf and grass classification for selective weed control. Transactions of the ASAE. 46(4): 1247-1254.
12. Steward, B.L., L.F. Tian, and L. Tang. 2002. Distance-based control system for machine vision-based selective spraying. Transactions of the ASAE. 45(5): 1255-1262.
13. Steward, B.L. and D.S. Humburg. 2000. Modeling of the Raven SCS-700 chemical injection system with carrier control. Transactions of the ASAE. 43(2): 231-245.
14. Tang, L., L.F. Tian, and B.L. Steward. 2000. Supervised color image segmentation by genetic algorithm for real-time weed sensing in outdoor lighting conditions. Transactions of the ASAE. 43(4): 1019-1027.
15. Tang, L., L.F. Tian, and B.L. Steward. 2000. Machine vision-based high-resolution weed mapping and patch-sprayer performance simulation. SAE Transactions - Journal of Commerical Vehicles. 108(2): 317-326.
16. Steward, B.L. and L.F. Tian. 1999. Machine vision weed density estimation for real-time outdoor lighting conditions. Transactions of the ASAE. 42(6): 1897-1909.