Meaning of echard | Babel Free

Definitions

1. The portion of water in a sample of soil that is not available to vegetation.
   dated
2. A surname.

Examples

“The echard of a given habitat is experimentally ascertained by isolating a block of soil by impermeable plates, allowing it to dry slowly and determining its water-content at the time when the plants growing on it are wilting irrecoverably”

“Grasses sprout on the sands long before the early rains have restored the echard of adjoining clays and given a surplus as chresard which can initiate grass growth.”

CEFR level