Kardhinata, Harso, Agribusiness Program, Universitas Medan Area, Medan, Indonesia, Indonesia
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Vol 1, No 2 (2023): Volume.1 No.2 Maret 2023 - Articles
THE ROLE OF THE ORGANIC FERTILIZER PROCESSING UNIT (UPPO) ON RICE FARMERS' INCOME IN DELI SERDANG DISTRICT
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