Kawamura, N., K. Namikawa, T. Fujiura, M. Ura, and K. Kamikubo. 1985. Study on agricultural robot (IV): improvement of manipulator of fruit harvesting robot. Published in Kansai Branch Report of the Japanese Society of Agricultural Machinery, Japan. 58:109-110 Kawamura, N., K. Namikawa, T. Fujiura, M. Ura, and Y. Ogawa. 1987. Study on agricultural robot (VII): hand of fruit harvesting robot. Research Report on Agricultural Machinery, Kyoto University, Kyoto, Japan. No. 17:1-7. Lau, K., N. Dagalakis, and D. Myers. 1988. Testing. International Encyclopedia of Robotics: Applications and Automation. John Wiley and Sons, Inc. New York. 3:1753-1769. Martin, P.L. 1983. Labor-intensive agriculture. Scientific American. 249(4):54-60. McCloy, D. and H.R. Martin. 1980. Control of Fluid Power: Analysis and Design 2nd (Revised) Edition. Ellos Horwood Limited, Chirchester, England. Halsted Press, John Wiley and Sons, Inc. New York. Merritt, H.E. 1967. Hydraulic Control Systems. John Wiley and Sons, Inc. New York. Ogata, K. 1970. Modern Control Engineering. Prentice-Hall, Inc. Englewood Cliffs, NJ. Palm III, W.J. 1983. Modeling, Analysis, and Control of Dynamic Systems. John Wiley and Sons, Inc., New York. Parrish, E.A. and A.K. Goksel. 1977. Pictorial pattern recognition applied to fruit harvesting. Trans. of the ASAE 20(5):822-827. Paul, R.P. 1981. Robot Manipulators: Mathematics, Programming, and Control. MIT Press. Cambridge, MA. Pejsa, J.H. and J.E. Orrock. 1984. Intelligent robot systems: potential agricultural applications. Proc. of the First International Conference on Robotics and Intelligent Machines in Agriculture. Oct. 2-4, 1983. ASAE. St. Joseph, MI. pp. 104-111. Ranky, P.G. and M. Wodzinski. 1988. Accuracy. International Encyclopedia of Robotics: Applications and Automation. John Wiley and Sons, Inc. New York. 1:1-12. Schertz, C.E., and G.K. Brown. 1968. Basic considerations in mechanizing citrus harvest. Trans. of the ASAE 11(2):343-346. Slaughter, D.C. 1987. Color vision for robotic orange harvesting. Unpublished Ph.D. dissertation. Agricultural Engineering Department, University of Florida, Gainesville, FL 32611. Slaughter, D.C. and R.C. Harrell. 1987. Color vision in robotic fruit harvesting. Trans. of the ASAE30(4):1144-1148. Slaughter, D.C., R.C. Harrell, P.D. Adsit, and T.A. Pool. 1986. Image enhancement in robotic fruit harvesting. ASAE Paper No. 86-3041, St. Joseph, MI. Tutle, E.G. 1984. Image controlled robotics in agricultural environments. Proc. of the First International Conference on Robotics and Intelligent Machines in Agriculture. Act. 2-4, 1983. ASAE. St. Joseph, MI. pp. 84-95.