KALA, Ram Bahadur. Off-Seasonal Vegetable Production by Drip Irrigation System in Palpa District . Economic Journal of Nepal, [S. l.], v. 25, n. 4, p. 214–219, 2002. DOI: 10.3126/ejon.v25i4.73186. Disponível em: https://nepjol.info/index.php/EJON/article/view/73186. Acesso em: 23 feb. 2025.