Dry Weight (Biomass) References
Grassland Community [Lolium perenne L. (Perennial Ryegrass), Poa trivialis L. (Rough Bluegrass), Dactylis glomerata L. (Orchardgrass), and Phleum pratense L. (Timothy)]
Norton, L.R., Firbank, L.G. and Blum, H. 1999. Effects of Free-Air CO2 Enrichment (FACE) on experimental grassland communities. Functional Ecology 13: 38-44.