na INLIS000000000002361 20250516115705 0010-1118002361 250516 g 0 ind Penyuluhan pertanian / Yayasan Pengembangan Sinar Tani YAYASAN PENGEMBANGAN SINAR TANI Jakarta : Yayasan Pengembangan Sinar Tani, 2001 viii, 516 p. : ill. ; 22 cm 63.001.8 YAY p 63.001.8 AGRICULTURE EXTENSION ACTIVITIES Bibl.: p. 496-512 425/D/2008