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2
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Plant Dry Weight (Biomass) Responses to Atmospheric CO
2
Enrichment
V
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
Vaccinium myrtillus
[Whortleberry]
6
60.7%
10%
Vallisneria americana
[American Eelgrass]
1
140%
0%
Vallisneria spinulosa
[Submerged Aquatic Macrophyte]
1
129%
0%
Vallisneria tortifolia
[Corkscrew Vallisneria]
2
14%
5.7%
2
28.5%
11%
2
42.5%
16.6%
Velvetgrass, Common [
Holcus lanatus
]
11
38.5%
10.4%
Velvet Leaf [
Abutilon theophrasti
]
14
32.1%
13.7%
2
26%
0.7%
Vernonia herbacea
[Fructan Accumulating Plant]
2
31%
4.2%
Veronica didyma
[Gray Field Speedwell]
1
26%
0%
Vetch, Birdfoot Deer [
Lotus corniculatus
]
8
49.3%
12.9%
Vetch, Bird [
Vicia cracca
]
1
47%
0%
Vetch, Common Kidney [
Anthyllis vulneraria
]
6
45.3%
17.5%
Vicia cracca
[Bird Vetch]
1
47%
0%
Vicia faba
[Faba Bean]
8
57.6%
12.9%
Vicia lathyroides
[Spring Vetch]
1
114%
0%
Vigna angularis
[Adsuki Bean]
4
60%
5.2%
Vigna mungo
[Blackgram]
2
87%
19.8%
Vigna radiata
[Mungbean]
28
46.4%
5.4%
Vigna unguiculata
[Blackeyed Pea]
24
41.7%
5.7%
1
100%
0%
Viola x wittrockiana
[Pansy]
1
30%
0%
Violet, African [
Saintpaulia ionantha
]
10
73.3%
10.8%
Vitis vinifera
[Grapevine, Common]
22
72.5%
15.9%
1
125%
0%
Vulpia microstachys
[Small Fescue]
2
-4.5%
8.1%
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