Instalasi Penelitian dan Pengkajian Teknologi Pertanian Wonocolo text Surabaya IPPTP Wonocolo 1997 Ind iii, 33 p. ; 21 cm. iii, 33 p. ; 21 cm. INSTALASI PENELITIAN DAN PENGKAJIAN TEKNOLOGI PERTANIAN WONOCOLO SOIL TAXONOMY EAST JAVA 631.47(922.3) Br. 631.47(922.3)INSz INLIS000000000033162 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)