TY - GEN AU - Carberry, P. S. AU - Muir, L. L. AU - Chapman, A. L. AU - Anderson, C. A. TI - Conservation tillage and ley farming systems for the semi- arid tropics SN - 0643058419 U1 - 631.58 PY - 1996/// CY - Australia PB - CSIRO Publishing KW - CULTIVATION AND HARVESTING KW - SPECIAL METHODS OF CULTIVATION ER -