What is the difference between hygroscopic water and capillary water?
Hygroscopic water | Capillary water |
Hygroscopic water means the tendency of absorbing the moisture from the air, and that is firmly held by soil particles. | Capillary water is the water that remains after the gravitational water is drained out. |
Water is held by the soil particles | Water is present between the soil particles. |
It is present in thin film and so tightly held by the soil. | It is present in the form of film around the soil. |
It is unavailable to plants. | It is available for atmospheric adsorption |
Water is being absorbed from the surrounding or atmosphere | Water will remain in the soil. |