Percent Dry Weight (Biomass) Increases for 300, 600 and 900 ppm
Increases in the Air's CO2 Concentration:
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Grass/clover mixture (75:25) of Perennial ryegrass (Lolium perenne L.) and White clover (Trifolium repens L.)
Increases in the Air's CO2 Concentration:
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Grass/clover mixture (75:25) of Perennial ryegrass (Lolium perenne L.) and White clover (Trifolium repens L.)
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Experimental Conditions
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300 ppm
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600 ppm |
900 ppm
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Weigel and Manderscheid (2005)
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Mean results of a number of experiments conducted at the Institute of Agroecology of the Federal Agricultural Research Centre, Braunschweig, Germany, over the period 1992-2000, in experimental settings ranging from controlled environment chambers to out-of-doors open-top chambers (OTCs) to free air carbon dioxide enrichment (FACE)
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19%
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