Xuefeng, L., Qiang, L., Shaolan, H., Shilai, Y., Deyu, H., Zhitao, W., … Lie, D. (2016). Estimation of carbon and nitrogen contents in citrus canopy by low-altitude remote sensing. International Journal of Agricultural and Biological Engineering, 9(5), 149–157. Retrieved from https://www.ijabe.migration.pkpps06.publicknowledgeproject.org/index.php/ijabe/article/view/2246