biomasse (1) espèce (1) spectacle (1) nutriment (1) modélisation (1) modèle (1) aliment (1) débit (1) conservation (1) Food (1) Construction (1) Conservation (1) Nutrient cycles (1) Biomass (1) Species (1) Reason (1) Proportion (1) Process (Law) (1) Must (1) Models and modelmaking (1) Modeling (1) Mass (1) Food (1) Example (1) Engineering (1) Communities (1) Character (1) Change (1) Building (1) Biotic communities (1)