Shinji Mizuno Keiichi Noda Nobuo Ezaki Hotaka Takizawa Shinji Yamamoto Detection of Wilt by Analyzing Color and Stereo Vision Data of Plant. 400-411 2007 conf/mirage/2007 MIRAGE http://dx.doi.org/10.1007/978-3-540-71457-6_36 db/conf/mirage/mirage2007.html#MizunoNETY07