Agricultural research and extention programs Boyce, James K. text New York, NY A/D/C 1975 eng viii, 229 p. : ills. ; 23 cm. PERTANIAN - PENELITIAN - PROGRAM PENYULUHAN PERTANIAN PENYULUHAN 63.001.5 63.001.5 BOY a 250904 20250904093145 INLIS000000000004240 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)