Stylized grapevine roots and two unbranded soil probes beside a blank notebook; conceptual illustration, not the research vineyard Stylized grapevine roots and two unbranded soil probes beside a blank notebook; conceptual illustration, not the research vineyard

Grapevine Drought Stress: Check Soil Moisture Units

Relative extractable water and volumetric soil water use different scales. Reproduce the conversion, check soil-reference inputs and keep research separate from irrigation decisions.