CO2 Science

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

	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
Dactylis glomerata [Orchardgrass]	15	18.3%	4.3%
Daisy, Lawn [Bellis perennis]	3	95.7%	0.3%
Dalbergia latifolia [Indian Rosewood]	7	55.6%	7.8%
Dallas Grass [Paspalum dilatatum]	2	71%	7.8%
Danthonia richardsonii Cashmore [Wallaby Grass]	9	25%	8.6%
Dark Leaved Willow [Salix myrsinifolia]	8	70.8%	13.7%
Datura stramonium [Jimsonweed]	5	40.6%	11%	1	120%	0%
Daucus carota [Carrot]	5	77.8%	32.3%
Deciduous Tree [Lafoensia pacari]	2	193.5%	22.3%
Dense Flowered Cordgrass [Spartina densiflora]	3	24.3%	12.4%
Deschampsia flexuosa [Wavy Hairgrass]	1	19%	0%
Desmazeria rigida [Ferngrass]	1	26%	0%
Diazotrophic Cyanobacteria [Trichodesmium erythraeum]				1	29%	0%
Digitalis purpurea [Purple Foxglove]	2	17.5%	2.5%
Digitaria natalensis [Natal Crabgrass]	6	13%	3.2%
Digitaria sanguinalis [Hairy Crabgrass]	2	39%	12.7%	2	63.5%	25.8%
Dill [Anethum graveolens]	1	68%	0%
Dioscorea opposita [Chinese Yam]	20	60.7%	7.5%
Dipterocarpus sublamellatus [Keruing Kerut]	1	79%	0%
Dock, Bitter [Rumex obtusifolius]	6	18.7%	12.5%
Dogwood, Eastern Flowering [Cornus florida]	2	121.5%	37.1%
Dragons Blood Tree [Croton urucurana]	2	23.5%	4.6%
Dropseed, Whorled [Sporobolus pyramidalis]	6	33.5%	21.7%
Duckweed, Swollen [Lemna gibba]	2	47%	11.3%