Subsoiling improves conservation tillage in cereal production of severely degraded alfisols under mediterranean climate Martinez, I.G. /Prat, Christian Ovalle, C. Del Pozo, A. Stolpe, N. Zagal, E. CONSERVATION DU SOL LUTTE ANTIEROSIVE TRAVAIL DU SOL SOUS SOLAGE COUVERT VEGETAL CEREALE PRECIPITATION COEFFICIENT D'ECOULEMENT AZOTE CALCIUM MAGNESIUM ZONE MEDITERRANEENNE 2012 text https://www.documentation.ird.fr/hor/fdi:010056195 fdi:010056195 Martinez I.G., Prat Christian, Ovalle C., Del Pozo A., Stolpe N., Zagal E.. Subsoiling improves conservation tillage in cereal production of severely degraded alfisols under mediterranean climate. 2012, 189-190, 10-17 EN CHILI