Browsing by Author "Simanungkalit, RDM"
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- ItemPUPUK ORGANIK DAN PUPUK HAYATI ORGANIC FERTILIZER AND BIOFERTILIZER(Penerbit: Balai Besar Penelitian dan Pengembangan Sumberdaya Lahan Pertanian, 2006) Simanungkalit, RDM; Balai PenelitianTanah