A prototype for water content measurement in partially saturated soils Simona Guglielmi, Marianna Pirone, Nicola Amatucci, Umberto Cesaro, Mauro D’Arco and Gianfranco Urciuoli E3S Web of Conf., 382 (2023) 22005 Published online: 24 April 2023 DOI: 10.1051/e3sconf/202338222005