8Shigehiko Hayashi, Katsunobu Ganno, Yukitsugu Ishii, et al. Robotic harvesting system for eggplants [J ]. Japan Agricultural Research Quarterly, 2002, 36(3): 163-168.
9Murakami N, Inoue K, Otsuka K. Selective harvesting robot for cabbage[ C]//Proceedings of International Symposium of Automation and Robotics in Bioproduction and Processing, JSAM, 1995, 2: 24--31.
10Murali Regunathan, Won Suk Lee. Citrus Fruit Identification and Size Determination Using Machine Vision and Ultrasonic Sensors [ C ]// ASAE/CSAE Meeting Paper, 2005, No:053017.