Pelletier, G., and S. K. Upadhyaya. 1999. Development of a tomato load/yield monitor. Computersa~ndElectronics in Agriculture 23(2): 103-1 18. Pollock S. L., B. Lin, and J. Allshouse. 2003. Characteristics of U. S. orange consumption. United States Department ofAgriculture, FTS 305-01. Roades, J. P., A. D. Beck, and S. W. Searcy. 2000. Cotton yield mapping: Texas experience in 1999. In Proceedings of the Beltwide Cotton Conference, 404-407 San Antonia, TX. Jan 4-8, 2000. Memphis, TN: National Cotton Council of America. Salehi, F., J. D. Whitney, W. M. Miller, T. A. Wheaton, and G. Drouillard. 2000. An automatic triggering system for a citrus yield monitor. ASAE Paper No. 001130. St. Joseph, MI.:ASAE. Schertz, C. E., and G. K. Brown. 1966. Determining fruit-bearing zones in citrus. Transactions of the ASAE 9: 366-368. Schertz, C. E., and G. K. Brown. 1968. Basic considerations in mechanizing citrus harvest. Da~nsactions of the ASAE 11(2): 343-348. Schueller, J. K., and Y. H. Bae. 1987. Spatially attributed automatic combine data acquisition.Computers and Electronics in Agriculture 2: 1 19-127. Schueller, J. K., J. D. Whitney, T. A. Wheaton, W. M. Miller, and A. E. Turner. 1999. Low-cost automatic yield mapping in hand-harvested citrus. Computers and Electronics in Agriculture 23(2): 145-154. Searcy, S. W., J. K. Schueller, Y. H. Bae, S. C. Borgelt, and B. A. Stout. 1989. Mapping of spatially-variable yield during grain combining. Da~nsactions of the ASAE 32(3): 826-829. Shatadal, P., D. S. Jayas, and N. R. Bulley. 1995. Digital image analysis for software separation and classification of touching grains: I. Disconnect algorithm. Transactions of the ASAE 3 8(2): 63 5-643. Slaughter, D. C., and R. Harrell. 1987. Color vision in robotic fruit harvesting. Transactions of the ASAE 30(4): 1144-1148. Slaughter, D. C., and R. Harrell, 1989. Discriminating fruit for robotic harvest using color in natural outdoor scenes. Transactions of the ASAE 32(2): 757-763. Whitney, J. D., and H. R. Sumner. 1977. Mechanical removal of fruit from citrus trees. Proc. Int. Soc. Citriculture 2: 407-412. Whitney, J. D., T. A. Wheaton, W. M. Miller, and M. Salyani. 1998. Site-specific yield mapping for Florida citrus. Proc. Fla. State Hortic. Soc. 111: 148-150.