PRAHARAJ, C S; PAUL KHURANA, S.M.; LAL, S S. FERTILIZER ECONOMY IN RELATION TO POTATO BASED CROPPING SYSTEMS IN IRRIGATED SOUTH BIHAR ALLUVIAL PLAINS. Potato Journal, Himachal Pradesh, India, v. 33, n. 1 - 2, 2013. Disponível em: https://epubs.icar.org.in/index.php/PotatoJ/article/view/33279. Acesso em: 12 jun. 2026.