Monitoring the Foliar Nutrients Status of Mango Using Spectroscopy-Based Spectral Indices and PLSR-Combined Machine Learning Models. - Gopal Ramdas Mahajan; Bappa Das; Dayesh Murgaokar; Ittai Herrmann; Katja Berger; Rabi N. Sahoo; Kiran Patel; Ashwini Desai; Shaiesh Morajkar; Rahul M. Kulkarni (Remote. Sens., 2021)