VK DUA. RELATIONSHIP BETWEEN NITROGEN LEVEL AND CHLOROPHYLL CONTENT AS AFFECTED BY GROWTH STAGE IN POTATO UNDER RAINFED CONDITIONS OF HIMACHAL PRADESH. Potato Journal, Himachal Pradesh, India, v. 46, n. 2, 2022. Disponível em: https://epubs.icar.org.in/index.php/PotatoJ/article/view/91988. Acesso em: 24 oct. 2025.