Baral, Bandhu Raj, and Parbati Adhikari. “Use of Optical Sensor for in-Season Nitrogen Management and Grain Yield Prediction in Maize”. Journal of Maize Research and Development 1, no. 1 (December 30, 2015): 64–70. Accessed November 24, 2024. https://nepjol.info/index.php/JMRD/article/view/14244.