Report of a workshop cropping systems research in Asia International Rice Research Institute text Manila IRRI 1982 756 p. : ills. 23 cm. SISTEM PERTANIAN - ASIA PERTANIAN ASIA 631 631 971-104-076-X INLIS000000000004242 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)