Changes Photosynthesis and How Photosynthesis Can Change Man II.
The rate of photosynthesis is neither the immediate nor the only criterion of targeted changes in plant yield. It has emerged that a higher yield can be obtained in plants with more open and dense stomata, which requires a higher supply of water. Higher production can be obtained through a higher photosynthetic fixation of CO2, which can be achieved through enhancement of the CO2/O2 ratio. This strategy has evolved in C4 plants through their CO2 concentration pumps and C4 photosyn¬the¬sis machinery.
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