The difference between internal leaf vapor pressure (VPi) and ambient vapor pressure (VPa) is largest when temperatures are high and the air is dry, making it difficult for plants to achieve high transpiration efficiency in these environments.

Authors

• Person: Not available Organization: Nature
  The Ecology of Photosynthetic Pathways | Learn Science at Scitable

Sources

• The Ecology of Photosynthetic Pathways | Learn Science at Scitable www.nature.com Nature via serper

Referenced by nodes (1)

• transpiration efficiency concept