text Medan Polbangtan Medan 2022 ind ii, 30 p. ; 30 cm Annisa Siregar Teknologi Pertanian D 631.17 D 631.17 SIR t 230313 20230313015746 INLIS000000000000139 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)