ZhangYing,Mu-nan,XueqingZhang.A foreign facility status and trends of development to fagriculture [J]Agriculture and Technology, 2008
 A. H. AI-Abbas, R. Barr, J. D. Hall, F. L. Crane, and M. F. Baumgardner Spectra of Normal and Nu-trient-Deficient Maize Leaves Laboratory for Applica-tions of Remote Sensing
 C. H. Bock, P. E. Parker, A. Z. Cook，T. R. Gottwald. plant diseaseAutomated Image Analysis of the Severity of Foliar Citrus Canker Symptoms. The American Phytopathological Society, 2009.
 Yuan Yuan, Li Miao, Liang Qing, et al. Segmentation method for crop disease leaf images with complex background[J]. Transactions of the CSAE, 2011
 Tian Youwen,Wang Lide,Jiang Shuhua. Recognition Of maize disease based on image processing and SVM[J]. Chinese Journal Of Scientific Instrument, 2006
 Chen Bingqi,Guo Xuemei,Li Xiaohua. Image Diagnosis Algorithm of Diseased Wheat[J].Transactions of the Chinese Society for Agricultural Machi-nery ,2009
 Zhang Qiang,Wang Zhenglin Proficient in MATLAB image processing[M]. BeiJing Publishing House of Electronics Industry