“Phenology of Five Forage Species in the Swamps of the Upper Basin of the Ichu and Pampas River”. Peruvian Journal of Agrarian Innovation - ISSN: 2810-8876 (Online), vol. 1, no. 1, Nov. 2020, pp. 38-50, https://revistas.inia.gob.pe/index.php/REVINIA/article/view/3.