Yang, I. C.I. C.YangSUMING CHENJ. S. HuangP. J. PanC. Y. TsaiY. K. Chuang.2019-10-052019-10-052012https://scholars.lib.ntu.edu.tw/handle/123456789/426169No. E2-11Evaluation of nitrate concentration in leafy vegetable using spectral imaging Techniques.conference paper