Xiaoling, D., Lan, Y., Xiaqiong, X., Huilan, M., Jiakai, L., & Tiansheng, H. (2016). Detection of citrus Huanglongbing based on image feature extraction and two-stage BPNN modeling. International Journal of Agricultural and Biological Engineering, 9(6), 20–26. https://doi.org/10.25165/ijabe.v9i6.1895