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50
PENGARUH BERBAGAI JENIS PUPUK TERHADAP KANDUNGAN HARA N (NITROGEN) DAUN KELAPA SAWIT
Dr. Ir. Herry Wirianata, MS
Primary Author
Dr. Sri Gunawan, SP., MP (p)
Primary Author
SAHDINA EFFENDI SIREGAR
Primary Author
mixed material
YOGYAKRTA
INSTIPER
2022
PENGARUH PERBEDAAN TANAH MINERAL DAN TANAH GAMBUT TERHADAP PRODUKTIVITAS KELAPA SAWIT
Ir. Enny Rahayu, MP.
Primary Author
Dr. Sri Gunawan, SP., MP (p)
Primary Author
M.RAFKI LUBIS
Primary Author
mixed material
yogyakarta
INSIPER
2022
KAJIAN PEREMAJAAN PERKEBUNAN KELAPA SAWIT RAKYAT DI KECAMATAN LANGGAM KABUPATEN PELALAWAN PROVINSI RIAU
Ir. Samsuri Tarmadja, MP
Primary Author
MUHAMMAD IQBAL HAFIDZ
Primary Author
Dr. Sri Gunawan, SP., MP (p)
Primary Author
mixed material
yogyakarta
INSTIPER
2021
KAJIAN PEREMAJAAN SAWIT RAKYAT DI PERKEBUNAN RAKYAT DI PROVINSI JAMBI
Dr. Sri Suryanti, SP., MP
Primary Author
EXCELL DARVIANSYAH
Primary Author
Dr. Sri Gunawan, SP., MP (p)
Primary Author
mixed material
yogyakarta
INSTIPER
2021