TY - BOOK AU - Shagufta. TI - Cropping and farming systems SN - 9788131311059 (hbk) U1 - 631.58 22 PY - 2011/// CY - New Delhi PB - A.P.H Pub. Corp. KW - Cropping systems KW - Agricultural systems N1 - Includes bibliographical references (p. [338]-339) and index ER -