Prediction of leaf nitrogen in sugarcane (Saccharum spp.) by Vis-NIR-SWIR spectroradiometry - Fiorio, Peterson Ricardo; Silva, Carlos Augusto Alves Cardoso; Rizzo, Rodnei; Demattê, José Alexandre Melo; Luciano, Ana Cláudia dos Santos; Silva, Marcelo Andrade da (Heliyon, 2024)