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Guk Guk ASR, Manurung S, Djaingsastro AJ. Analisa Kandungan N,P,K Dan C Organik pada Tanah Top Soil di Wilayah Dataran Tinggi Kebun Bah Birong Ulu Ptpn Iv Regional II. JURAGAN [Internet]. 2026 May 29 [cited 2026 Sep. 29];3(2):1003-14. Available from: https://teewanjournal.com/index.php/juragan/article/view/3003