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book Ecology 6th Edition by Charles Krebs cover

Ecology 6th Edition by Charles Krebs

Edition 6ISBN: 978-0321688149
book Ecology 6th Edition by Charles Krebs cover

Ecology 6th Edition by Charles Krebs

Edition 6ISBN: 978-0321688149
Exercise 4
Norby et al. (1992) grew yellow poplar ( Liriodendron tulipifera ) trees for three years at three levels of CO₂ enrichment. Photosynthetic rate nearly doubled at high CO₂ levels, but no difference in aboveground biomass of trees grown at normal or elevated CO₂ levels was found after three years. How is this possible?
Explanation
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Norby et al. grew yellow poplar at three...

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Ecology 6th Edition by Charles Krebs
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