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2
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Plant Dry Weight (Biomass) Responses to Atmospheric CO
2
Enrichment
J
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
Japanese Beech [
Fagus crenata
]
1
31%
0%
Japanese Cedar [
Cryptomeria japonica
]
8
77.9%
9.1%
Japanese Honeysuckle [
Lonicera japonica
]
4
312.8%
73.7%
1
70%
0%
Japanese Knotweed [
Polygonum cuspidatum
]
3
48%
14.8%
Japanese Larch [
Larix kaempferi
]
4
26.8%
10.3%
Jaragua [
Hyparrhenia rufa
]
2
33.5%
1.8%
Jatropha curcas
[Purging Nut]
7
93.4%
25.2%
Jequitiba Tree [
Cariniana legalis
]
2
20%
2.8%
Jimsonweed [
Datura stramonium
]
5
40.6%
11%
1
120%
0%
Johnsongrass [
Sorghum halepense
]
3
-13%
14.3%
Joshua Tree [
Yucca brevifolia
]
1
65%
0%
Juncus kraussii
[Salt Marsh Rush]
2
720%
144.2%
Juncus effuses
[Soft Rush]
1
-5%
0%
Junegrass, Prairie [
Koeleria macrantha
]
1
2%
0%
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