Exploitation of C- and X-band SAR images for soil moisture change detection estimation in agricultural areas (Po Valley, Italy). - Claudia Notarnicola; Bartolomeo Ventura; Luca Pasolli; Francesca Di Giuseppe; Marcello Petitta; Giovanni Bonafè; Luca Caporaso; Andrea Spisni; Marco Bittelli (SAR, 2010)