SINGH, Shiv pratap. LEAF CHLOROPHYLL METER- A NON-DESTRUCTIVE METHOD FOR SCHEDULING NITROGEN IN POTATO CROP. Potato Journal, Himachal Pradesh, India, v. 46, n. 1, 2019. Disponível em: https://epubs.icar.org.in/index.php/PotatoJ/article/view/84766. Acesso em: 24 jun. 2026.