Gentelini, André Luis, Simone Damasceno Gomes, Aldi Feiden, Dilcemara Zenatti, Silvio César Sampaio, and Anderson Coldebella. 2008. “Biomass Production of the Aquatic Macrophytes Eichhornia Crassipes (water Hyacinth) and Egeria Densa (egeria) in Organic Fish Farm Effluent Treatment System”. Semina: Ciências Agrárias 29 (2):441-48. https://doi.org/10.5433/1679-0359.2008v29n2p441.