EFFECT OF ENHANCED CO2 LEVELS AND VARIABLE LIGHT INTENSITIES ON NET PHOTOSYNTHESIS IN COMPETING MOUNTAIN TREES

被引:7
作者
BRYAN, W [1 ]
WRIGHT, R [1 ]
机构
[1] UNIV REDLANDS, DEPT BIOL, REDLANDS, CA 92373 USA
关键词
D O I
10.2307/2424407
中图分类号
X176 [生物多样性保护];
学科分类号
090705 ;
摘要
Reducing light intensity to 1800 ft-c was more than compensated by raising CO2 concentration about 50% above current ambient levels. Since ambient CO2 may rise by 50% within 50 yr, while light intensities are not likely to drop to 1800 ft-c, the combined effect will permit rates of net phostosynthesis to rise above present levels. [Pinus attenuata, P. coulteri and Quereus chrysolepis are discussed.].
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页码:446 / 450
页数:5
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