DUA, V. K.; LAL, S S. NUTRIENTS REQUIREMENT OF SPINACH IN POTATO-SPINACH SEQUENCE IN MID-HILLS OF HIMACHAL PRADESH. Potato Journal, Himachal Pradesh, India, v. 32, n. 3 - 4, 2013. Disponível em: https://epubs.icar.org.in/index.php/PotatoJ/article/view/33404. Acesso em: 28 jun. 2026.