Importance of Soil Water

Water is essential for plant life. Water plays a very important role in soil and plant growth relationship. There are following functions of water and important for plant growth and crop production.

 

Functions	Importance
Plant Nutrients	Water serves as the solvent and carrier of food nutrients for the  growth of plants. Water itself acts as a nutrient also.
Weathering Progress	The process of weathering and soil formation depend on the water.
Tillage Operation	Good tilth can be secured at right stage of moisture content.
Structural Formation	Water helps the good structural formation.
Physical Chemical and Biological  Activity	The soil water is grate regulator of physical, chemical and biological activities in the soil.
Microorganism Activities	The microorganism inhabiting the soil also require water for their metabolic activities.
Photosynthesis	Water is essential for the process of photosynthesis.
Plant Turgidity	Water also maintains the turgidity of plant.
Seed Germination and Plant  Growth	Often an excess are deficit of water in the soil is a limiting factor in seed germination and plant growth
Adverse Effect	Water protects plant from adverse condition like drought, frost etc.