Погода и климат
Available water
The portion of soil moisture that can be readily absorbed by plant roots, held between field capacity and the permanent wilting point.
Также говорят: available water capacity, plant-available water, AWC
Available water represents the reservoir of liquid that sustains crops during periods between rainfall or irrigation events. Agronomists monitor these levels to optimize irrigation scheduling and determine the best timing for planting operations.
Managing available water effectively minimizes crop stress and prevents yield reductions. A common error is over-relying on superficial soil moisture sensors without accounting for deep-profile reserves, which leads to inefficient irrigation cycles and unnecessary water loss.