na INLIS000000000005904 20250703101850 0010-1021000738 Development of Sustainable Agricultural System in Northeast Thailand Through Local Resource Utilization and Technology Improvement : JIRCAS Working Report No.30 Tsukuba, Ibaraki : Japan International Research Center for Agricultural Science 63 JAP d 63 AGRICULTURAL SYSTEMS TECHNOLOGY NORTHEAST THAILAND. JIRCAS Working Report No. 30 250703 g 0 eng ISSN:1341-710x v; 240 : ill ; 29,5 cm Edited O Ito. and N. Matsumoto Japan International Research Center for Agricultural Science Perpustakaan PSEKP 2142/PSEKP/2025