Vieira, A M Microbial populations of an upflow anaerobic sludge blanket reactor treating wastewater from a gelatin industry. [electronic resource] - Environmental technology Dec 2001 - 1477-85 p. digital Publication Type: Journal Article ISSN: 0959-3330 Standard No.: 10.1080/09593332208618182 doi Subjects--Topical Terms: AnaerobiosisAnimalsBioreactors--microbiologyEukaryota--isolation & purificationEuryarchaeota--isolation & purificationGelatinGram-Positive Rods--isolation & purificationIndustrial WasteMicroscopy, Electron, ScanningMicroscopy, Phase-ContrastSewage--microbiologySulfur-Reducing Bacteria--isolation & purificationWaste Disposal, Fluid--methodsWater MicrobiologyWater Purification--methods