Umar Syifa'ur Rizal

Manajemen Agribisnis

Politeknik Negeri Jember

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  1. Rizal, Umar Syifa'ur (2025) Analisis Usaha Potato Cone "POTACONE" di Desa Yosorati Kecamatan Sumberbaru Kabupaten Jember. Diploma thesis, Politenik Negeri Jember.
  2. Rizal, Umar Syifa'ur Rizal (2025) Pemanfaatan Kotoran Maggot Sebagai Pupuk Organik Pada Tanaman Stroberi (Fragaria L) di P4S Bumiaji Sejahtera Kota Batu. [Experiment] (Unpublished)
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