CO2 Science

Plant Dry Weight (Biomass) Responses to Atmospheric CO2 Enrichment
Q

	300 ppm			600 ppm			900 ppm
Plant Name	Number of Studies	Arithmetic Mean	Standard Error	Number of Studies	Arithmetic Mean	Standard Error	Number of Studies	Arithmetic Mean	Standard Error
Qing Yang [Populus cathayana]	4	39.8%	9.5%
Queensland Umbrella Tree [Schefflera actinophylla]	1	30%	0%
Quercus alba L. [White Oak]	6	146.7%	30.1%
Quercus cerrioides [Oak]	1	35%	0%
Quercus chapmanii Sargenti [Chapman's Oak]	3	278.7%	90.8%
Quercus geminata [Sand Live Oak]	7	9.7%	4%
Quercus ilex L. [Holly Oak]	4	38%	4.8%
Quercus margaretta [Sand Post Oak]	2	20.5%	14.5%
Quercus mongolica [Mongolian Oak]	12	59.2%	12.5%
Quercus myrtifolia Wild. [Myrtle Oak]	10	124.8%	51.9%
Quercus petraea (Mattuschka) Liebl. [Durmast Oak]	6	53.2%	18.7%
Quercus robur L. [Pedunculate Oak]	8	30.6%	12.8%
Quercus rubra L. [Northern Red Oak]	8	58.5%	22.2%
Quercus suber L. [Cork Oak]	4	46.8%	13.7%