The effects of using farm-pond algae as a liquid bio-fertilizer on spinach (Spinacia oleracea L.) growth. International Journal of Food and Nutritional Sciences, [S. l.], v. 11, n. 1, p. 1499–1505, 2022. Disponível em: https://www.ijfans.org/index.php/Journal/article/view/4853. Acesso em: 8 aug. 2026.