SARKAR, Sayantika et al. Leveraging Smartphone-Based Tools for Nitrogen Management: Insights into Photosynthetic Rate, Radiation Use Efficiency, and Fractional Interception of PAR in Maize. Indian Journal of Agronomy, [S. l.], v. 70, n. 3, 2026. DOI: 10.59797/ija.v70i3.6136. Disponível em: https://pub.isa-india.in/index.php/ija/article/view/6136. Acesso em: 23 jun. 2026.