Vol. 3 No. 2 (2022): Jurnal Riset Perkebunan (JRP)

Articles

• Patchouli Agroindustry Technology In Guo Batu Village, Mandailing Natal Regency, North Sumatera Province

  Irmalia Fitri Siregar, Rismawaty, Halimatus Syahdia Hasibuan

  56-65

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  DOI: https://doi.org/10.25077/jrp.3.2.56-65.2022

• Diversity Of Predator And Parasitoids Insects On Several Types Of Oil Palm Plantation Ecosystems

  Denal Putra Melketa, Benni Satria, Siska Efendi

  66-76

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  DOI: https://doi.org/10.25077/jrp.3.2.66-76.2022

• Study Of Soil Physical Properties In Ex-Gold Mining Land, Oil Palm (Elaeis Guineensis Jacq.) Plantation, And Forests On Ultisol

  Resti Arjuni Santi, Dewi Rezki, Adrinal

  77-92

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  DOI: https://doi.org/10.25077/jrp.3.2.77-92.2022

• Nocturnal Beetle Population (Coleoptera: Scarabaeidae) And Percentage Of Affected Crops In The Main Nursery Of Oil Palm (Elaeis Guineensis Jacq.)

  Purnama Devi, Munzir Busniah, Zahlul Ikhsan

  93-100

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  DOI: https://doi.org/10.25077/jrp.3.2.93-100.2022

• Quantitative Characteristics And Variability Of Cocoa (Theobroma Cacao) In Koto Salak District, Dharmasraya Regency

  Ririn Eka Putri, Gustian, Dede Suhendra

  101-109

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  DOI: https://doi.org/10.25077/jrp.3.2.101-109.2022

• The Effect Of Administration Of Cow's Blood Liquid Fertilizer Dosage On The Growth Of Cocoa (Theobroma Cacao L.) Growth In Ultisol

  Sahroni Ridoi, Yusniwati, Dewi Rezki

  110-117

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  DOI: https://doi.org/10.25077/jrp.3.2.110-117.2022