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Environmental Factors That Affect The Rate Of Transpiration

Following factors affect the rate of transpiration: (a) External factors Humidity of air Water is evaporated through the stomata. This follows the simple law of diffusion. ‘Ibis diffusion can take place only if the water vapor content of the outer atmosphere is less than that of the inter-cellular spaces of the leaf. Transpiration is negligible in an atmosphere saturated with ...

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