Soil health and water use efficiency
Using water efficiently means applying enough water to meet the needs of the crop - not more, not less.
A soil in good condition consists of around 50% solid matter; this includes organic matter. The remaining space should be half filled with air and half with water. Organic matter is the main driver of soil health.
Read this practical fact sheet for guidance on readily available water (RAW) and soil texture, as well as healthy soil conditions.