TY - BOOK AU - Hodges,Johanna G. TI - Cropping systems: Trends and Advances T2 - Agriculture issues and policies SN - 81-309-0000-9 AV - S602.5 .C778 2016 U1 - 631.5 23 PY - 2005/// CY - New Delhi. PB - Viva Books Private Limited. KW - Cropping systems N1 - Includes index ER -