@article{PAR00009241, title = {{C}arbon conversion efficiency and population dynamics of a marine algae-bacteria consortium growing on simplified synthetic digestate : first step in a bioprocess coupling algal production and anaerobic digestion}, author = {{V}asseur, {C}. and {B}ougaran, {G}. and {G}arnier, {M}. and {H}amelin, {J}. and {L}eboulanger, {C}hristophe and {L}e {C}hevanton, {M}. and {M}ostajir, {B}. and {S}ialve, {B}. and {S}teyer, {J}. {P}. and {F}ouilland, {E}.}, editor = {}, language = {{ENG}}, abstract = {{A}ssociation of microalgae culture and anaerobic digestion seems a promising technology for sustainable algal biomass and biogas production. {T}he use of digestates for sustaining the growth of microalgae reduces the costs and the environmental impacts associated with the substantial algal nutrient requirements. {A} natural marine algae bacteria consortium was selected by growing on a medium containing macro nutrients (ammonia, phosphate and acetate) specific of a digestate, and was submitted to a factorial experimental design with different levels of temperature, light and p{H}. {T}he microalgal consortium reached a maximum {C} conversion efficiency (i.e. ratio between carbon content produced and carbon supplied through light photosynthetic {C} conversion and acetate) of 3.6%. {T}he presence of bacteria increased this maximum {C} conversion efficiency up to 6.3%. {T}he associated bacterial community was considered beneficial to the total biomass production by recycling the carbon lost during photosynthesis and assimilating organic by-products from anaerobic digestion.}, keywords = {{O}ptimization ; {N}annochloris ; {H}eterotrophic bacteria ; {A}naerobic digestion ; {B}ioenergy}, booktitle = {}, journal = {{B}ioresource {T}echnology}, volume = {119}, numero = {}, pages = {79--87}, ISSN = {0960-8524}, year = {2012}, DOI = {10.1016/j.biortech.2012.05.128}, URL = {https://www.documentation.ird.fr/hor/{PAR}00009241}, }