Introductory Crop Physiology

Differences between Transpiration and Evaporation

Transpiration	Evaporation
It is a physiological process that occur in plants	It is a physical process that occur on any free surface
Living cells are involved	Both living and non living cells are involved
It causes wetness on the surface of leaves and young stems	It causes dryness of the surface
Vapour pressure, diffusion pressure and osmotic pressure are involved	No osmotic pressures are involved