na INLIS000000000000849 20211119085541 0010-1121000173 ta 211119 g 0 ind 979-8451-15-5 631.15 631.15 MAH s MAHMUD, Zainal Sejarah penelitian pertanian Indonesia / Peny. Zainal Mahmud, Djiman Sitepu, Sampurno Kadarsan, Elna Karmawati, Hobir Jakarta : Badan Penelitian dan Pengembangan Pertanian, 1996 xii, 88 p : ill ; 25 cm Pertanian SITEPU, Djiman KADARSAN, Sampurno KARMAWATI, Elna HOBIR 273/B/2007 273.1/B/2007