Archive | Ascent of SAP

The below mentioned experiment and theories demonstrate the ascent of SAP in plants. The process by which water and minerals translocate from base to apex of the plant is known as ascent of sap. It takes place through complex tissue xylem. Experiment to Show that Xylem is the Path of Water Conduction: That most of the water is trans-located in [...]

In this article, we will discuss about the role of transpiration pull in ascent of SAP. Among the various theories put forward to explain the mechanism of ascent of sap, the theory by Dixon and Jolly based on transpiration pull is most satisfactory and most widely accepted. It is popularly known as theory of cohesive force. Theory of Cohesive Force: [...]