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PENGARUH PENGALAMAN KERJA DAN TINGKAT PENDIDIKAN SERTA BUDAYA ORGANISASI  TERHADAP KINERJA KARYAWAN KOPERASI CREDIT UNION DOSNITAHI PINANGSORI KECAMATAN PINANGSORI KABUPATEN TAPANULI TENGAH Nainggolan, Sofian; Saragih, Ramainim; Purba, Tioner
Manajemen: Jurnal Ekonomi Vol. 7 No. 1 (2025): Manajemen : Jurnal Ekonomi
Publisher : Fakultas Ekonomi Universitas Simalungun

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.36985/ns79g068

Abstract

Penelitian ini bertujuan untuk menganalisis pengaruh pengalaman kerja, tingkat pendidikan, dan budaya organisasi terhadap kinerja karyawan pada Koperasi Simpan Pinjam Credit Union Dosnitahi – Pinangsori. Metode penelitian yang digunakan adalah metode kuantitatif dengan pendekatan eksplanatori. Populasi dalam penelitian ini berjumlah 66 orang karyawan, dan sampel yang diambil sebanyak 57 orang menggunakan rumus Slovin. Teknik analisis data menggunakan regresi linier berganda dengan bantuan SPSS versi 26. Hasil penelitian menunjukkan bahwa secara simultan pengalaman kerja, tingkat pendidikan, dan budaya organisasi berpengaruh positif dan signifikan terhadap kinerja karyawan. Nilai koefisien determinasi (R²) sebesar 0,933 mengindikasikan bahwa ketiga variabel tersebut mampu menjelaskan 93,3% variabel kinerja karyawan, sedangkan sisanya dipengaruhi oleh variabel lain di luar model. Penelitian ini menegaskan pentingnya pengelolaan sumber daya manusia dan penerapan budaya organisasi dalam meningkatkan kinerja karyawan koperasi.
SOSIALISASI PENANGANAN KERUSAKAN KOMPONEN KAYU AKIBAT SERANGAN RAYAP DI DAERAH PERUMAHAN GRIYA MADANI KECAMATAN SIANTAR SITALASARI Meylida Nurrachmania; Rozalina Rozalina; Marulam MT Simarmata; Tri Astuti; Tioner Purba
Jurnal Pengabdian Masyarakat Sapangambei Manoktok Hitei Vol. 2 No. 1 (2022): Jurnal Pengabdian Masyarakat SAPANGAMBEI MANOKTOK HITEI
Publisher : Universitas

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.36985/wv1xvg62

Abstract

Economic losses due to wood damage by wood destruction factors in buildings in Indonesia have reached billions of rupiah every year. Surveys in several major cities, Jakarta, Surabaya, Bandung and other major cities show that generally residential buildings are particularly vulnerable to being attacked by wood-destroying organisms. To prevent or reduce economic losses due to wood damage by wood destruction factors in buildings especially housing, it is necessary to take a preventive measure that is a preservation measure by providing preservatives, especially on wood materials as well as handling to overcome wood components that have been damaged.
PENGENALAN TEKNOLOGI SEDERHANA PEWARNA ALAMI KAIN DENGAN METODE EKSTRAKS DI DUSUN BAHOAN NAGORI DOLOK MARAWA KECAMATAN SILOU KAHEAN KABUPATEN SIMALUNGUN Meylida Nurrachmania; Rozalina Rozalina; Triastuti Triastuti; Sarintan E. Damanik; Marulam MT Simarmata; Benteng H. Sihombing; Simon H. Sidabukke; Tioner Purba
Jurnal Pengabdian Masyarakat Sapangambei Manoktok Hitei Vol. 3 No. 2 (2023): Jurnal Pengabdian Masyarakat SAPANGAMBEI MANOKTOK HITEI
Publisher : Universitas

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.36985/njmqze56

Abstract

This community service activity aims to increase understanding of the importance of preserving the environment and forest resources, as well as creating alternative economic opportunities for residents of Bahoan Hamlet, Nagori Dolok Marawa, Silou Kahean District, Simalungun Regency. The method used is observation socialization and ecoprint exploration. The results achieved in this service activity are the creation of community understanding about the importance of forest natural resources for the lives of surrounding communities and how to preserve them and improve skills by using natural dyes.
Pelatihan Pengelolaan Gula Semut Di Nagori Silou Buttu Kecamatan Raya Kabupaten Simalungun Tioner Purba; Ummu Harmain; Marulam MT Simarmata; Triastuti
Jurnal Pengabdian Masyarakat Sapangambei Manoktok Hitei Vol. 2 No. 2 (2022): Jurnal Pengabdian Masyarakat SAPANGAMBEI MANOKTOK HITEI
Publisher : Universitas

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.36985/9rxsxp12

Abstract

Brown sugar is crystallized palm sugar. Some of the reasons why palm sugar is healthier than granulated sugar is that the calories contained in palm sugar are smaller than white sugar so palm sugar is often referred to as low-calorie sugar, and palm sugar also has a lower glycemic index, namely of 35 while in granulated sugar the glycemic index is 58. The optimal way to improve the structure of melted sugar is by processing it into granular sugar, namely through re-melting of molded sugar with the addition of water into a sugar solution. The addition of granulated sugar and seed was found to have an effect on the yield, total sugar, sucrose, and the level of preference for color, taste and aroma, but decreased water content, reducing sugar, browning index and aroma level.The best treatment is the addition of 30% granulated sugar with a seeding temperature of 120 0C, in general it meets the requirements of SII where the water content, 2.75%, reducing sugar 4.35%, sucrose 81.14, total sugar 89.86, ash content, 1 .91%, browning index 0.20 abs/g and 81.36 yield. While the most preferred organoleptic test is the addition of 30% granulated sugar with a seeding temperature of 120 0C with a color value of 6.95, aroma 5.70 and taste 5.70. Economic analysis of melted molded sugar gives a profit of IDR 778,800/month, while improving the quality by processing ant sugar gives a profit of Rp. 1,606,000/month (all inputs are calculated at cost), If the allocation of family labor is categorized as family income plus the use of other materials that are not paid, then the income is Rp. 4,278,000/month for sugar. printing and Rp. 5,456,000/month for ant sugar. The processing of ant sugar is classified as a profitable business with a relatively higher price level than printed sugar
Agroforestry Landscape Patterns and Carbon Storage towards Optimal Land Planning and Utilization in Sipolha Horisan Village, Pamatang Sidamanik District, Simalungun Regency Tri Astuti; Tioner Purba; Athoriq Hafiz
Jurnal Penelitian Pendidikan IPA Vol 12 No 1 (2026)
Publisher : Postgraduate, University of Mataram

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.29303/jppipa.v12i1.14176

Abstract

Land conversion due to the increasing population growth rate for various interests has impacted forest land, and deforestation has become a global problem. One step that can be taken in regional planning to utilize and manage forest resources based on the landscape is to develop an agroforestry system. Agroforestry is a method of land management that combines (mixed use) forest plants with agricultural crops or livestock farming within a single area. One area that utilizes land through an agroforestry system is Sipolha Horisan Village, Pamatang Sidamanik District, Simalungun Regency. The purpose of this study was to determine the plant species’ composition and agroforestry landscape pattern in Sipolha Horisan Village. The results showed that the agroforestry system practiced by farmers was agrisilvicultural agroforestry, with a random pattern. Carbon storage potential is influenced by plant growth rates. At the tree level, the biomass was 313.18 tons/ha and carbon stocks were 144.06 tons/ha. For understory plants, the biomass was 19.89 tons/ha and carbon stocks were 9.15 tons/ha. The litter produced 39.77 tons/ha of biomass and carbon stocks were 18.29 tons/ha.
Penaksiran Stok Karbon Berdasarkan Tutupan Lahan Pada KHDTK Aek Nauli Bagi Pembangunan Kehutanan Berkelanjutan Di Kabupaten Simalungun Dimpu Jekson Panjaitan; Jef Rudiantho Saragih; Benteng Haposan Sihombing; Tioner Purba
Jurnal Regional Planning Vol. 8 No. 1 (2026): Jurnal Regional Planning Vol 8 No 1 Februari 2026
Publisher : Program Studi Manajemen Sekolah Pascasarjana Universitas Simalungun

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.36985/6y6g4g95

Abstract

Penelitian ini bertujuan untuk mengukur stok karbon pada berbagai tipe penutupan lahan di KHDTK. Penelitian  dilaksanakan pada bulan Nopember 2025– Januari 2026 di KHDTK Aek Nauli Kecamatan Girsang Sipangan Bolon Kabupaten Simalungun. Luas KHDTK Aek Nauli adalah 2.415,36 hektar yang terdiridari hutan terbuka, hutan pinus dan hutan campuran. Metode pengumpulan data meliputi data primer dan data sekunder. Data primer diperoleh dari pengamatan langsung dilapangan yang mencakup  pencatatan jenis tanaman, pengukuran diameter batang dan tinggi tanaman berkayu, vegetasi non kayu. Hasil penelitian menunjukkan bahwa stok karbon di KHDTK Aek Nauli bervariasi secara signifikan antar tipe penutupan lahan, yang dipengaruhi oleh perbedaan biomassa. Tegakan pinus memiliki stok karbon tertinggi sebesar 296,69 ton/ha. Hutan campuran memiliki stok karbon sedang sebesar 117,62 ton/ha, lahan terbuka menunjukkan stok karbon terendah sebesar 75,83 ton/ha. Tegakan pinus berperan dominan dalam fungsi regulasi iklim dan peningkatan kualitas lingkungan, sementara hutan campuran berfungsi sebagai penyangga ekologis pada skala lanskap. Lahan terbuka menjadi indikator degradasi ekosistem dan prioritas utama rehabilitasi. Oleh karena itu, pengelolaan hutan KHDTK Aek Nauli dalam kerangka PHPL perlu difokuskan pada restorasi lahan terbuka, penguatan struktur hutan campuran, perlindungan tegakan pinus, serta monitoring karbon untuk menjamin keberlanjutan ekosistem jangka panjang