Publications - Faculty Publications - Dr. Reza Ehsani

Refereed Publications

Garcia-Ruiz , F., S. Sankaran, J.M. Maja, W.S. Lee, W.S., J. Rasmussen, and R. Ehsani. 2013. Comparison of two aerial imaging platforms for identification of Huanglongbing infected citrus trees. Computers and Electronics in Agriculture, V 91: 106–115. DOI: http://dx.doi.org/10.1016/j.compag.2012.12.002

Wetterich, C.B., R. Kumar, S. Sankaran, J. Belasque Jr., R. Ehsani, and L.G. Marcassa. 2013. A comparative study on application of computer vision and fluorescence imaging spectroscopy for detection of Huanglongbing citrus disease in USA and Brazil. Journal of Spectroscopy, Volume 2013 (2013) Article ID 841738,
DOI: http://dx.doi.org/10.1155/2013/841738

Mishra, A. R., D. Karimi, R. Ehsani, and W.S. Lee. 2012. Identification of citrus greening (HLB) using a VIS-NIR spectroscopy technique. Transactions of the ASABE, 55 (2): 711-720.

Khot, L. R., S. Sankaran, J. M. Maja, R. Ehsani, and E. W. Schuster. 2012. Applications of nanomaterials in agricultural production and crop protection: a review. Crop Protection, 35: 64-70.

Khot, L. R., R. Ehsani, G. Albrigo, P. A. Larbi, A. Landers, J. Campoy, and C. Wellington. 2012. Air-assisted sprayer adapted for precision horticulture: Spray patterns and deposition assessments in small-sized citrus canopies. Biosystems Engineering, 113(1): 76-85.

Khot, L. R., R. Ehsani, G. Albrigo, P. A. Larbi, and A. J. Landers. 2012. Spray pattern investigation of an axial-fan airblast precision sprayer using a modified vertical patternator. Applied Engineering in Agriculture, 28(5), 647-654.

Kumar, A., W.S. Lee, R. Ehsani, L.G. Albrigo, C. Yang and R.L. Mangan. 2012. Citrus greening disease detection using aerial hyperspectral and multispectral imaging techniques. Journal of Applied Remote Sensing 6(1), 063542 http://dx.doi.org/10.1117/1.JRS.6.063542

Yamakawa, M., L. R. Khot, R. Ehsani, N. Kondo. 2012. Real-time nondestructive citrus fruit quality monitoring system: development and laboratory testing. Agricultural Engineering International: CIGR Journal, 14(3):117-124.

Li, X., W. S. Lee, M. Li, R. Ehsani, A. Mishra, C. Yang, and R. Mangan. 2012. Spectral difference analysis and airborne imaging classification for citrus greening infected trees. Computer and Electronics in Agriculture. 83:32-46.

Ruslan, R., R. Ehsani, and W.S. Lee. Quantification of total soluble solids and titratable acidity for citrus maturity using VIS-NIR spectroradiometer. Applied Engineering in Agriculture. 28(5), 735-743.

Saeed, O.M.B., S. Sankaran, A.R.M Shariff, H.Z.M., Shariff, R. Ehsani, M.S. Alfatni, and M.H.M Hazir,. 2012.Classification of oil palm fresh fruit bunches based on their maturity using portable four-band sensor system. Computers and Electronics in Agriculture, 82: 55-60.

Sankaran, S., R. Ehsani, S.A. Inch, and R.C. Ploetz. 2012. Evaluation of visible-near infrared reflectance spectra of avocado leaves as a non-destructive sensing tool for detection of laurel wilt. Plant Disease, 96 (11): 1683-1689.

Sankaran, S., and R. Ehsani. 2012.  Detection of Huanglongbing disease in citrus using fluorescence spectroscopy. Transactions of the ASABE, 55 (1): 313-320.

Shin, J., W. S. Lee, and R. Ehsani. 2012. Postharvest citrus mass and size estimation using logistic classification model and watershed algorithm. Biosystems Engineering 113(1): 42-53.

Sankaran, S., A. Mishra, J.M. Maja, and R. Ehsani. 2011. Visible-near infrared spectroscopy for detection of Huanglongbing in citrus orchards, Computer and Electronics in Agriculture, 77 (2): 127-134.

Mishra, A. R., D. Karimi, R. Ehsani, and L. G. Albrigo. 2011. Evaluation of an active optical sensor for detection of Huanglongbing (HLB) disease. Biosystems Engineering. 110 (3): 302-310.

Sankaran, S. and R. Ehsani. 2011. Visible-near infrared spectroscopy based citrus greening detection: Evaluation of spectral feature extraction techniques. Crop Protection. 30(11):1508-1513.

Schuster, E. W., H. Lee, R. Ehsani and S. Allen. 2011. Machine-to-machine communication for agricultural systems: An XML-based auxiliary language to enhance semantic interoperability. Computers and Electronics in Agriculture. 78(1):150-161.

Bansal, R., W. S. Lee, R. Shankar, and R. Ehsani. 2011. Automated debris mass estimation for citrus mechanical harvesting systems using machine vision. Applied Engineering in Agriculture 27(5): 673-685.

Chosa, T., M. Omine, K. Itani, and R. Ehsani. 2011. Evaluation of the dynamic accuracy of a GPS receiver (Is dynamic accuracy the same as static accuracy?) Journal of Engineering in Agriculture Environment and Food. 4(2):54-61. http://www.jstage.jst.go.jp/browse/eaef/4/2/_contents

Savary, S. K. J. U., R. Ehsani, M. Salyani, M.A. Hebel, and G. C. Bora. 2011. Study of force distribution in citrus tree canopy during harvesting using a canopy shaker. Journal of Computers and Electronics in Agriculture. 76:51- 58.

Sankaran, S., R. Ehsani, and E. Etxeberria. 2010. Mid-infrared spectroscopy for detection of Huanglongbing (greening) in citrus leaves. Talanta (83):574-581.

Savary, S. K. J. U., R. Ehsani, J. K. Schueller, and B. P. Rajaraman Mishra. 2010. Simulation study of citrus tree canopy motion during harvesting using a canopy shaker. Transactions of the ASABE. 53(5):1373-1381.

Ehsani, R. and D. Karimi. 2010. Yield monitors for specialty crops.  Advanced engineering systems for specialty crops: A review of precision agriculture for water, chemical, and nutrient application, and yield monitoring.  Spec. Issue of Landbauforschung vTI Agriculture and Forestry Research 340:31-43

Lee, K.H., R. Ehsani, and W. S. Castle. 2010. A laser scanning system for estimating wind velocity reduction through tree windbreaks. Computers and Electronics in Agriculture. 73:1- 6.

Sankarana, S., A. Mishra, R. Ehsani, and C. Davis. 2010. A review on advanced techniques for detecting plant diseases. Computers and Electronics in Agriculture. 72:1-13.

Maja, J. M. and R. Ehsani. 2010. Development of a yield monitoring system for citrus mechanical harvesting machines. Precision Agriculture. 11(5):475-287.

Bora, G. and R. Ehsani. 2009. Evaluation of a self-propelled citrus fruit pick-up machine. Applied Engineering in Agriculture. 25(6):863-868.

Lee, K. H. and R. Ehsani. 2009. A laser scanner based measurement system for quantification of tree geometric characteristics. Applied Engineering in Agriculture. 25(5):777-788.

Chinchuluun, R., W. S. Lee, and R. Ehsani. 2009. Machine vision system for determining citrus count and size on a canopy shake and catch harvester. Applied Engineering in Agriculture. 25(4):451-458.

Ehsani, R., T. E. Grift, J. M. Mari, and D. Zhong. 2009. Two fruit counting techniques for citrus mechanical harvesting machinery. Journal of Computers and Electronics in Agriculture. 65. 186-191.

Ehsani, M. R., D. Karimi, and K. H. Lee. 2008. Fractal analysis of yield maps. Transactions of the ASAE. Vol. 51(5): 1811-1816.

Ehsani, R., and K. H. Lee. 2008. A measurement system for quantifying citrus foliage volume and porosity. Journal of Agricultural Machinery Science. 4(4): 333-338.

Min, M., M. R. Ehsani, and M. Salyani. 2008. Dynamic accuracy of GPS receivers in citrus orchards. Journal of the Applied Engineering in Agriculture. 24(6): 861-868

Karimi, D., D. D. Mann, and R. Ehsani. 2008. Modeling of straight-line driving with a guidance aid for a tractor-driving simulator.  Journal of the Applied Engineering in Agriculture. 24(4): 403-408.

Lee, K.H. and M. R. Ehsani. 2008. Comparison of two 2-D laser scanners for sensing object distances, shapes, and surface patterns.   Journal of Computers and Electronics in Agriculture. 60(2). 250-262.

Loghavi, M., M. R. Ehsani, and R. Reeder.  2008. A Portable Grain Yield Monitor Test Rig.  Journal of Computers and Electronics in Agriculture. 61/2. 160-168

Lee, K.H., M. R. Ehsani, and J.K. Schueller.  2007. Forward Movement Synchronization of Two Vehicles in Parallel Using A Laser Scanner.  Journal of the Applied Engineering in Agriculture. 23(6): 827-834.

Darr, M. J., L. Zhao, and M. R. Ehsani.  2007.  Implementation of Controller Area Networks for Monitoring of Animal Environments.  Transactions of ASHRAE.  DA-07-043: 1-9.

Allred, B., M. R. Ehsani, and D. Saraswat.  2006.  Comparison of electromagnetic induction, capacitively coupled resistivity, and galvanic contact resistivity methods for soil electrical conductivity measurement.  Journal of the Applied Engineering in Agriculture 22(2): 215-230.

Batte, M. T. and R. Ehsani.  2006.  The economics of precision guidance with auto-boom control for farmer-owned agricultural sprayers.  Journal of Computers and Electronics in Agriculture (in press).

Allred, B., M. R. Ehsani, and D. Saraswat.  2005.  The impact of temperature and shallow hydrologic conditions versus soil properties on near-surface electromagnetic induction based electrical conductivity measurements.  Transactions of the ASAE 48(6): 2123-2135.

Ehsani, M. R., C. D. Durairaj, S. Woods, and M. Sullivan.  2005.  Potential application of Electrical Conductivity (EC) map for variable rate seeding.  Agriculture Engineering International, the CIGR Ejournal  PDF

Ehsani, M. R., S. K. Upadhyaya, and M. L. Mattson.  2004.  Seed location mapping using RTK-GPS.  Transactions of the ASAE  47(3): 909-914.

Ehsani, M. R., S. K. Upadhyaya, W. R. Fawcett, L. V. Protsailo, and D. Slaughter.  2001.  Feasibility of detecting soil nitrate content using a mid-infrared technique.  Transactions of the ASAE 44(6): 1931-1940.

Ehsani, M. R., S. K. Upadhyaya, D. Slaughter, S. Shafii, and M. Pelletier.  1999.  A NIR technique for rapid determination of soil mineral nitrogen.  Precision Agriculture Journal 1(2): 217-234.

Non-refereed Publications

Ehsani, R., J.M. Maja, and S. Sankaran. 2012. Applications of low-cost multi-rotor remote sensing UAV in agriculture, CAFEi2012-135, International conference on agricultural and food engineering for life (CAFEi) 2012, Nov. 26-28, 2012, Selangor, Malaysia.

Khosro Anjom, F., J. M. Maja, R. Ehsani, and W. S. Lee. 2012. An automated tine control for tractor drawn citrus canopy shakers. ASABE Paper No. 12-1337183. ASABE 2012 annual meeting, July 29-Aug. 1, 2012, Dallas, Texas.

Khot, L.R., R. Ehsani, G. Albrigo, W. Swen, J. C. Neto, J. Campoy and C. Wellington. 2012. Validation of variable rate spray decision rules in intricate micro-metrological conditions. Paper No. 1314. 11th International Conference on Precision Agriculture (ICPA), July 15-18, 2012,  Indianapolis, IN, USA.

Larbi, P.A., R. Ehsani, M. Salyani, J.M. Maja, A.R. Mishra, and J. C. Neto. 2012. Young leaf detection for spot spray treatment of citrus canopies to control psyllids, Paper No. 1210. 11th International conference on precision agriculture (ICPA), July 15-18, 2012,  Indianapolis, IN, USA.

Li, H., W.S. Lee, K. Wang, R. Ehsani and C. Yang. Spectral Angle Mapper (SAM) based citrus greening disease detection using airborne hyperspectral imaging. 2012. Paper No. 1062. 11th International conference on precision agriculture (ICPA), July 15-18, 2012, Indianapolis, IN, USA.

Ploetz, R., J. Smith, M. Hughes, S. Inch, T. Dreaden, D. Spence, D. Carrillo, R. Duncan, J. Peña, P. Kendra, S. Sankaran, R. Ehsani, B. Held, R. Blanchette, A. Campbell, and T. White. 2012.  Laurel wilt: An unusual and destructive disease of American members of the Lauraceae, Ambrosia Beetle/Fungal Symbiont Workshop, Aug. 12-14, 2012, Riverside, CA. (poster)

Robbins, J., J. Owen, D. Saraswat, R. Ehsani, J. Maja, H. Stoven, C. Landgren, S. Doane. 2012. Development of an inventory management tool using visual imagery from a multi-rotor aerial platform. Proc. SNA 57:94-98.

Roka, F.M., R. Ehsani, and T. Spann. 2012. Harvest debris and cost implications for mechanical harvesting. Proceedings of the first international symposium on mechanical harvesting and handling systems of fruits and nuts, James P. Syvertsen, editor. Actae Horticulturae 965:159-162.

Shin, J.S., W.S. Lee, and R. Ehsani. 2012. Machine vision based citrus mass estimation during post harvesting using supervised machine learning algorithms. Proceedings of the first international symposium on mechanical harvesting and handling systems of fruits and nuts, James P. Syvertsen, editor.  Actae Horticulturae 965:209-216.

Valentine, A.L., R. Ehsani, and W.S. Lee. 2012. Keeping the Debris out of mechanically harvested loads. Proceedings of the first international symposium on mechanical harvesting and handling systems of fruits and nuts, James P. Syvertsen, editor. Actae Horticulturae 965:179-181.

Wellington, C., J. Campoy, L. Khot, and R. Ehsani. 2012. Orchard tree modeling for sprayer control, tree inventory, and autonomous navigation. IEEE/RSJ International Conference on Intelligent Robots and Systems (IROS), Algarve, Portugal.

Jadhav, J.S., J.M. Maja, and R. Ehsani. 2010. Yield monitoring system for citrus mechanical harvester. Papers of the American Society of Agricultural and Biological Engineers (ASABE).   Paper No. 1009311. St. Joseph, MI: ASABE.10 pages.

Gonzalez-Mora, J., C. Vallespi, C.S. Dima, and R. Ehsani. 2010. HLB detection using hyperspectral radiometry. Paper. No. 301, Proceeding of the 10th International Conference on Precision Agriculture, 18-21 July 2010, Denver, CO. 10 pages.

Sankaran, S., R. Ehsani, and C.S. Dima. 2010. Development of ground-based sensor system for automated agricultural vehicle to detect diseases in citrus plantations. Paper. No. 304, Proceeding of the 10th International Conference on Precision Agriculture, 18-21 July 2010, Denver, CO. 9 pages.

Kumar, A., W.S. Lee, R. Ehsani, L.G. Albrigo, C. Yang, and R.L. Mangan. 2010. Citrus greening disease detection using airborne multispectral and hyperspectral imaging. Paper No. 427, Proceeding of the 10th International Conference on Precision Agriculture, 18-21 July 2010, Denver, CO. 15 pages.

Patil, R., W. S. Lee, R. Shankar and R. Ehsani. 2009.  Detection and Elimination of Trash using Machine Vision and Extended De-Stemmer for a Citrus Canopy Shake and Catch Harvester.  Proceedings of the American Society of Agricultural Engineers (Florida Section Meeting). Daytona Beach, FL. FASAE Paper No. FL09-129.

Ayyalasomayajula, B., R. Ehsani, and G. Albrigo. 2009. Automated citrus tree counting from oblique images and tree height estimation from oblique images. Proceedings of the Symposium on the Applications of Precision Agriculture for Fruits and Vegetables International Conference. ISHS, Acta Horticulturae 824: 91-98.

Maja, J. M. and R. Ehsani. 2009. Development of a new load-cell based yield monitor for citrus. Proceedings of the Symposium on the Applications of Precision Agriculture for Fruits and Vegetables International Conference. ISHS, Acta Horticulturae 824: 267-274.

Lee, K. H., and R. Ehsani. 2009. A laser-scanning measurement system for tree biomass assessment. Proceedings of the KSAM 2009 Winter Conference. Suwon, Korea: KSAM. 14(1):31-39.

Lee, W. S., R. Chinchuluum and R. Ehsani. 2009. Airborne hyperspectral imaging for citrus greening disease detection. Proceedings of the 3rd Asian Conference on Precision Agriculture (ACPA), 14-17 October 2009, Beijing, China.

Lee, W. S., R. Chinchuluum and R. Ehsani. 2009. Citrus fruit identification using machine vision for a canopy shake and catch harvester. Proceedings of the Symposium on the Applications of Precision Agriculture for Fruits and Vegetables International Conference. ISHS, Acta Horticulturae 824: 217-220.

Lee, K. H., and R. Ehsani. 2008. A laser-scanning system for quantification of tree-geometric characteristics. Papers of the American Society of Agricultural and Biological Engineers (ASAE/ASABE).  Paper No. 083980.

Lee, W. S., R. Ehsani, and L. G. Albrigo. 2008. Citrus greening disease (Huanglongbing) detection using aerial hyperspectral imaging. In the Proceedings of the 9th International Conference on Precision Agriculture, July 20-23, 2008. Denver, Colorado. 

Mishra, A. R., M. R. Ehsani, L.G. Albrigo, and W.S. Lee.  2007.  "Spectral Characteristics of Citrus Greening (Huanglongbing)".  Papers of the American Society of Agricultural and Biological Engineers (ASAE/ASABE).  Paper Number. 073056:1-11

G. Bora, M. R. Ehsani, M. Hebel, and K. Lee. 2007. In-Situ Measurement of the Detachment Force of Individual Oranges Harvested by a Canopy Shaker Harvesting Machine. Proceedings of the Florida State Horticultural Society. 120

Schneider. R.M., M. D. Danyluk, L.M. Friedrich and M. R. Ehsani. 2007. Microbiological Evaluation of Mechanically-Harvested Citrus Fruit. Proceedings of the Florida State Horticultural Society. 120

Hirafuji, M., S. Ninomiya, T.Kiura, T. Fukatsu, H. Hu, H. Yoichi, K. Tanaka, K. Sugahara, T. Watanabe, T. Kameoka, A.Hashimoto, R. Ito, R. Ehsani, H. Shimamura. 2007. Field Server Projects. Proceedings of IEEE International Symposium on Applications and Internet (SAINT 2007). Hirashima, Japan.

Karimi, D., D.D. Mann, and M. R. Ehsani. 2006.  "A New Methodology for Evaluating Guidance Systems for Agricultural Vehicles."  CSAE/SCGR.  Paper No. 06-148:1-9

Bora, G. C., R. Ehsani, M.M. Goodrich,  and G. Michaels. 2006.  "Field Evaluation of A Citrus Fruit Pick-up Machine."  Papers of the American Society of Agricultural and Biological Engineers (ASAE/ASABE).  Paper Number. 061141:1-10

Chinchuluun, R., W.S. Lee and Ehsani, M. R. 2006.  "Machine Vision based Citrus Yield Mapping System for a Continuous Canopy Shake and Catch Harvester."  Proceedings of the American Society of Agricultural Engineers (Florida Section Meeting).  FASAE Paper No. 06017 Jupiter, FL ASAE:1-10

Chaui. H., M.R. Ehsani, D. Grejner-Brzezinska, and  M.Sullivan, M. 2006.  "Comparing the Performance of RTK GPS Receivers Used in Agriculture."  CIGR World Congress, 2006.

Goodrich, R. M., M.R. Ehsani and L. M. Friedrich. 2006.  "Effect of Fruit Pick up Systems on the Microbial Quality of Citrus Fruit Surfaces."  Proceedings of the Florida State Horticultural Society.  119:195-197

Grift, T., M.R. Ehsani, K. Nishiwaki, C. Crespi, and M. Min. 2006.  "Development of a Yield Monitor for Citrus Fruits."  Papers of the American Society of Agricultural and Biological Engineers (ASAE/ASABE).  Paper No: 061192:1-14

Lee, K., M.R. Ehsani, and J.K. Schueller. 2006.  "Real Time Synchronization of two Vehicle in Parallel."  Papers of the American Society of Agricultural and Biological Engineers (ASAE/ASABE).  Paper No. 063062:1-13

Rogers, S., H. N. Nigg, I. Clark, D. S. Hart, M.R. Ehsani, D. Brock, and E.W. Schuster. 2006.  "Internet-PDA-Based Survey and Modeling Systems for Agricultural Insects and Diseases:  Integrated Fruit Fly, Citrus Canker and Greening Surveys."  Proceedings of the Florida State Horticultural Society.  119
               
Bora, G., M. R. Ehsani, K. Lee, and W. Lee. 2006. Development of a Test Rig for Evaluating a Yield Monitoring System for Citrus Mechanical Harvesters. Proceeding of 4th World Congress on Computer in Agriculture.     Orlando, Florida.

 Karimi, D., D. D. Mann, and M. R. Ehsani. 2006. A New Methodology for Evaluating Guidance Systems for Agricultural Vehicles. CSAE/SCGR Paper No. 06-148. Edmonton, Alberta: CSAE/SCGR.
               
Ehsani, M. R., H. Chaoui D. G. Brzezinska, and M. Sullivan, 2006. A Method of Evaluating the Performance of RTK GPS Receivers Used in Agriculture. Proceeding of the Automation Technology for Off-Road Equipment conference. Bonn, Germany.
               
Goodrich, R. M., M. R. Ehsani, and L. M. Friedrich. 2006. Effect of Fruit Pick up Systems on the Microbial Quality of Citrus Fruit Surfaces. Paper No. 32. Proc. Fla. State Hort. Soc.

Rogers, S., H. N. Nigg, I. Clark, D. S. Hart, R. Ehsani, D. Brock ,and E. W. Schuster. 2006. Internet-PDA-Based Survey and Modeling Systems for Agricultural Insects and Diseases:  Integrated Fruit Fly, Citrus Canker and Greening Surveys. Proc. Fla. State Hort. Soc.

Goodrich, R. M., M. R. Ehsani, and L. M. Friedrich. 2006. Effect of Fruit Pick up Systems on the Microbial Quality of Citrus Fruit Surfaces. Paper No. 32. Proc. Fla. State Hort. Soc.

Min, M., M. R. Ehsani, and M. Salyani. 2006. Evaluating the Dynamic Accuracy of GPS Receivers in Groves. ASAE Paper No. 061041. Portland, OR.: ASAE

Chinchuluun R., W.S. Lee, and M. R. Ehsani. 2006. Machine Vision based Citrus Yield Mapping System for a Continuous Canopy Shake and Catch Harvester. FASAE Paper No. 06017. Jupiter, Fla.: ASAE

Bora, G., M. R. Ehsani, R. M. Goodrich, and G. Michaels. 2006. Field Evaluation of a Citrus Fruit Pick-up Machine. ASAE Paper No. 061141. Portland, OR.: ASAE

Chaoui, H., H. M. Keener, and M. R. Ehsani.  2005.  Modeling the effectiveness of an electric field at repelling earthworms.  ASAE Paper No. 054153.  Tampa, Fla.: ASAE.

Miller, N. C., M. R. Ehsani, N. R. Fausey, and L. C. Brown.  2005.  Cantilever drainage plows under experimental conditions.  ASAE Paper No. 052229.  Tampa, Fla.: ASAE.

Ehsani, M. R., D. Karimi, and D. Mann.  2005.  A new path shape for tractor driving simulator. CSAE/SCGR Paper No. 05-100.  Winnipeg, Manitoba: CSAE/SCGR.

Saito, M., T. Kataoka, H. Okamoto, S. Hata, D. M. Bulanon, and M. R. Ehsani.  2005.  Assessing field variability of soil and plant data at an experimental farm at Hokkaido University.  First Asian Conference on Precision Agriculture, Japan, pp. 255-261.

Darr, M. J., L. Y. Zhao, M. R. Ehsani, J. K. Ward, and T. S. Stombaugh.  2005.  Evaluation of controller area network data collection system in confined animal feeding operations.  In Proceedings of the 7th International Livestock Environment Symposium, pp. 179-187.  St. Joseph, Mich: ASAE.

Ehsani, M. R., M. D. Sullivan, and T. Zimmerman.  2004.  Field evaluation of the percentage of overlap for crop protection inputs with a foam marker system using real-time kinematic (RTK) GPS.  Institute of Navigation Annual Meeting, Dayton, Ohio, pp. 366-369 (on CD).

Loghavi, M. and M. R. Ehsani.  2004.  Performance of a grain yield monitor:  Varying flow rate and ground slope using a test stand.  ASAE Paper No. 041103.  St. Joseph, Mich.: ASAE.

Loghavi, M. and M. R. Ehsani.  2004.  A portable grain yield monitoring simulator for research and education.  Proceedings of the AgEng 2004.  Leuven, Belgium.  Session 12 (on CD).

Chaoui, H. and M. R. Ehsani.  2004.  Developing field-containment techniques for earthworms to increase organic fertilizer efficiency.  ASAE Paper No. 041150.  St. Joseph, Mich.: ASAE.

Ting, K. C., P. P. Ling, M. R. Ehsani, and T. H. Short.  2004.  Fundamentals of greenhouse automation.  Greenhouse Mechanization Workshop, Atlanta, GA (on CD).

Miller, N. C., C. J. Knueven, L. C. Brown, N. R. Fausey, and M. R. Ehsani.  2004.  Grade control capability of a pull-behind drainage plow.  Proceedings of the Eighth International Symposium.  Drainage VIII.  Sacramento, CA: ASAE Publication Number 701P0304, pp. 377-385.

Takashi, K., M. Saito, H. Okamoto, S. Hata, and M. R. Ehsani.  2004.  Development of continuous soil sampling machine system.  ASAE Paper No. 041047.  St. Joseph, MI: ASAE.

Ling, P., M. R., Ehsani, K. C. Ting, Y. Chi, N. Ramalingam, M. H. Klingman, and C. Draper.  2004.  Sensing and end-effector for a robotic tomato harvester.  ASAE Paper No. 043088.  St. Joseph, Mich.: ASAE.

Misaghi, F., S. Dayyanidardashti, K. Mohammadi, and M. R. Ehsani.  2004.  Application of Artificial neural network and geostatistical methods in analyzing strawberry yield data.  ASAE Paper No. 041147.  St. Joseph, Mich.: ASAE.

Saito M., T. Tataoka [sic], H. Okamoto, S. Hata, and R. Ehsani.  2004.  Crop growing [sic] status sensing using sonic sensor.  Journal of Hokkaido Branch of the Japanese Society of Agricultural Machinery.  44: 59-63 (In Japanese, English abstract).

Allred, B., N. Fausey, J. Daniels, and R. Ehsani.  2003.  Applications of near-surface geophysical methods to Midwest U.S.A. Agriculture.  European Association of Geoscientists and Engineers 65th Conference and Exhibition.  Stavanger, Norway (on CD).

Allred, B., R. Ehsani, and J. Daniels.  2003.  The impact on electrical conductivity measurement due to soil profile properties, shallow hydrologic conditions, fertilizer application, agricultural tillage, and the type of geophysical method employed.  Proceedings of the Symposium on the Application of Geophysics to Engineering and Environmental Problems.  San Antonio, TX, pp. 336-349 (on CD).

Sullivan M. and M. R. Ehsani.  2003.  Systems approach to precision agriculture.  Proceedings of the Regional Agronomy Meetings.  Ohio State University Extension, pp. 19-20.

Jo, Y., A. L. Mikuszewski, E. L. Palmo, M. J. Boehm, and R. Ehsani.  2003.  Evaluation of accuracy, intra-rater repeatability and inter-rater reliability of digital image analysis on dollar spot disease.  Proceedings 2003 Turfgrass Research Field Day, pp. 55-57.

Ehsani, M. R., M. Sullivan, and T. Zimmerman.  2003.  Evaluating the dynamic accuracy of low-cost GPS receivers.  ASAE Paper No. 031014.  St. Joseph, Mich.: ASAE.

Saraswat, D., M. R. Ehsani, N. Watermeier, and M. Sullivan.  2003.  Potential application of yield data for creating topographic maps.  ASAE Paper No. 031084.  St. Joseph, Mich.: ASAE.

Ehsani, M. R. and M. Sullivan.  2002.  GPS Guidance Systems – An overview of the components and options.  Proceedings of the Regional Agronomy Meetings.  Ohio State University Extension, pp. 19-23.

Ehsani, M. R. and L. Lang.  2002.  A sensor for rapid estimation of plant biomass.  Proceedings of the 6th International Conference on Precision Agriculture, Bloomington, MN, July 14-17 (on CD).

Knueven, C. J., L. C. Brown, N. R. Fausey, M. R. Ehsani, and J. Walker.  2002.  Grade control capability of a pull-behind drainage plow under experimental conditions.  ASAE Paper No. 022019.  St. Joseph, Mich.: ASAE.

Ehsani, M. R., M. Sullivan, J. Walker, and T. Zimmerman.  2002.  A method of evaluating different guidance systems.  ASAE Paper No. 021155.  St. Joseph, Mich.: ASAE.

Stombaugh, T., S. A. Shearer, J. Fulton, and M. R. Ehsani.  2002.  Elements of a dynamic GPS test standard.  ASAE Paper No. 021150.  St. Joseph, Mich.: ASAE.

Ehsani, M. R.  2001.  Application of precision agriculture for vineyards.  2001 Ohio Grape-Wine Short Course, Dublin, Ohio, pp. 149-153.

Ehsani, M. R.  2001.  Precision farming in vegetable crop production.  Proceedings of Ohio Fruit and Vegetable Growers’ Congress and Ohio Roadside Marketing Conference, Toledo, Ohio, p. 106.

Sullivan, M., M. R. Ehsani, J. Walker, P. Levison, and L. Lang.  2001.  Accuracy and availability of WAAS for precision agriculture.  ASAE Paper No. 011155.  St. Joseph, Mich.: ASAE.

Ehsani, M. R., L. Lang, and E. Ozkan.  2001.  An algorithm to reduce DGPS error for agricultural vehicle guidance.  ASAE Paper No. 011157.  St. Joseph, Mich.: ASAE.

Ehsani, M. R., D. Durairaj, L. Xu, M. Sullivan, and J. Walker.  2001.  Low cost techniques to predict strawberry yield in field.  ASAE Paper No. 011103.  St. Joseph, Mich.: ASAE.

Ehsani, M. R., M. Mattson, and S. K. Updahyaya.  2000.  An ultra-precise, GPS based planter for site-specific cultivation and plant-specific chemical application.  Proceedings of the 5th International Conference on Precision Agriculture, Bloomington, MN, July 16-19 (on CD).

Ehsani, M. R., S. K. Upadhyaya, D. Slaughter, L. V. Protsailo, and W. R. Fawcett.  2000. Quantitative measurement of soil nitrate content using mid-infrared diffuse reflectance spectroscopy.  ASAE Paper No. 001046.  St. Joseph, Mich.: ASAE.

Upadhyaya, S. K., U. A. Rosa, M. R. Ehsani, M. Koller, M. Josiah, and T. Shikanai.  1999. Precision farming in a tomato production system.  ASAE Paper No. 991147.  St. Joseph, Mich.: ASAE.

Ehsani, M. R., S. K. Upadhyaya, D. Slaughter, S. Shafii, and M. Pelletier.  1997.  Sensing soil mineral-N using a NIR technique.  ASAE Paper No. 971038.  St. Joseph, Mich.: ASAE.

EDIS and Factsheets

Ehsani, R. and E. Ontermaa. 2011. Application of auto-steering technology for tree planting1. EDIS Publication No. AE475. http://edis.ifas.ufl.edu/ae475

Ehsani, R., S. Sankaran, C. Dima. 2010. Grower expectations of new technologies for applications in precision horticulture. EDIS Publication No. AE467. http://edis.ifas.ufl.edu/ae467

Ehsani, R. 2010. Increasing field efficiency of farm machinery using GPS. EDIS Publication No. AE466. http://edis.ifas.ufl.edu/ae466

Spann,T. M., R. A. Atwood, M. M. Dewdney, R. C. Ebel, R. Ehsani, G. England, S. H. Futch, T. Gaver, T. Hurner, C. Oswalt, M. E. Rogers, F. M. Roka, M. A. Ritenour, M. Zekri, B. J. Boman, K. Chung, M. D. Danyluk, R. Goodrich-Schneider, K. T. Morgan, R. A. Morris, R. P. Muraro, P. Roberts, R. E. Rouse, A. W. Schumann, P. A. Stansly, and L. L. Stelinski. 2010. IFAS Guidance for Huanglongbing (Greening) Management. EDIS Publication No.HS1165. http://edis.ifas.ufl.edu/hs1165.

Ehsani, R., A. Schumann, and M. Salyani. 2008. Variable rate technology for Florida citrus. EDIS Publication No. AE444. http://edis.ifas.ufl.edu/ae444.

Ehsani, R., S. Buchanon, and M. Salyani. 2008. GPS accuracy for tree scouting and other horticultural uses. EDIS Publication No. AE438. http://edis.ifas.ufl.edu/ae438.

Darr, M., R. Ehsani, and M. Sullivan.  2004.  CAN bus systems for agricultural machinery. AEX-570-04.

Sullivan, M. and R. Ehsani.  2004.  Understanding GPS accuracy for agriculture applications. AEX-575-04.

Saraswat, D. and R. Ehsani.  2004.  Extracting combine performance information from yield data using spreadsheet programs.  AEX-566-04.

Books, Edited

Allred, B. J., J. J. Daniels, and M. R. Ehsani.  2008. Handbook of Agricultural Geophysics. CRC Press. 396 p.

Albrigo, L.G. and R. Ehsani.  2009. Proceedings of the International Symposium on Application of Precision Agriculture for Fruits and Vegetables. ISHS. Acta Horticulturae 824. 392 p.

Book Materials

Allred, B., M. R. Ehsani, and J. Daniels.  2008. General Considerations for Geophysical Methods Applied to Agriculture.  Handbook of Agricultural Geophysics. CRC Press. pp. 3-16.

Allred, B., D. Groom, M. R. Ehsani, and J. Daniels.  2008. Resistivity Methods.  Handbook of Agricultural Geophysics. CRC Press. pp. 85-108.

Daniels J., M. Vendl, M. R. Ehsani, and B. Allred.  2008. Electromagnetic Induction Methods.  Handbook of Agricultural Geophysics. CRC Press. pp. 109-128.

Daniels J., M. R. Ehsani, and B. Allred.  2008. Ground-Penetrating Radar Methods.  Handbook of Agricultural Geophysics. CRC Press. pp. 129-145.

Zhang, Q. and R. Ehsani, (2007), Telecommunications for Data Collection and Dissemination in Agricultural, in System Analysis and Modeling in Food and Agriculture, [Ed. David H. Fleisher, K. C. Ting, Luis F. Rodriguez], in Encyclopedia of Life Support Systems (EOLSS), Developed under the Auspices of the UNESCO, Eolss Publishers, Oxford ,UK, [http://www.eolss.net] [Retrieved February 3, 2008]

Ehsani, R. and C. D. Durairaj, (2007), Spatial Food and Agricultural Data, in System Analysis and Modeling in Food and Agriculture, [Ed. David H. Fleisher,K. C. Ting,Luis F. Rodriguez], in Encyclopedia of Life Support Systems (EOLSS), Developed under the Auspices of the UNESCO, Eolss Publishers, Oxford ,UK, [http://www.eolss.net] [Retrieved February 3, 2008]

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