Jurnal Ilmiah Sains (JIS)
Journal published by Sam Ratulangi University
Jurnal Ilmiah Sains (JIS)
Jurnal Ilmiah Sains (Journal of Scientific Sciences) is published by the Faculty of Mathematics and Natural Sciences, Sam Ratulangi University. Jurnal Ilmiah Sains is bublished twice a year in April and October.
Subjects: Multidisciplinary, Science & Technology
Accreditation: Not accredited.
Articles
1–20 of 216 results.
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EKSISTENSI RUANG VEKTOR ATAS LAPANGANTERHADAP MODUL BEBAS ABSTRAKModul merupakan perluasan dari ruang vektor. Suatu Ruang vektor atas lapangan merupakan suatu himpunan vektor – vektor dengan dua op...
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Pengaruh Pemberian Ekstrak Etanol Kembang Sepatu (Hibiscus Rosa-sinensis L.) Terhadap Jumlah Spermatozoa, Berat Badan, Dan Berat Testis Tikus Jantan Wistar (Rattus Norvegicus) DownloadPENGARUH PEMBERIAN EKSTRAK ETANOL KEMBANG SEPATU (Hibiscus rosa-sinensis L.) TERHADAP JUMLAH SPERMATOZOA, BERAT BADAN, DAN BERAT TESTIS TIKUS JANTAN WISTAR (Rattus norvegicus)ABSTRAKPenelitian i...
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Kepadatan Populasi Kupu-kupu Troides Helena L. Di Air Terjun Tunan Desa Talawaan, Minahasa Utara Dan Tamanhutanrayagunung Tumpa, Manado DownloadKEPADATAN POPULASI KUPU-KUPU Troides helena L. DI AIR TERJUN TUNAN DESA TALAWAAN, MINAHASA UTARA DAN TAMANHUTANRAYAGUNUNG TUMPA, MANADOABSTRAKKepadatan populasi menunjukan besarnya populasi dalam sat...
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Penerapan Regresi Poisson terhadap Peluang Lulus dengan Masa Studi Mahasiswa Kurang dari Empat Tahun di Fmipa Unsrat DownloadLearning is the right of every people, but learning activities in a college are a privilege because only people who meet the requirements are entitled to study at the educational institution. Factors ...
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Uji Pematahan Dormansi Menggunakan Asam Sulfat Berdasarkan Viabilitas Dan Vigor Benih Pala (Myristica Fragrans Houtt.) DownloadUJI PEMATAHAN DORMANSI MENGGUNAKAN ASAM SULFAT BERDASARKAN VIABILITAS DAN VIGOR BENIH PALA (Myristica fragrans Houtt.) ABSTRAKTanaman pala (Myristica fragrans Houtt.) termasuk salah satu tanaman rem...
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Tanaman jombang (Taraxacum officinale) merupakan salah satu tanaman obat yang dapat digunakan sebagai obat tradisional untuk gula darah (hiperglikemia), peluruh kencing, hepatoprotektor, tukak lambung...
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Penentuan Lahan Pemanenan Kayu Cempaka (Elmerrillia Ovalis) pada Hutan Rakyat Kecamatan Tareran Kabupaten Minahasa Selatan Menggunakan Zero-one Integer Programming DownloadForest is a natural resource that is slow to be renewed, including with community forests, so it is necessary to optimize the harvesting of community forests, but specifically in this study discussed ...
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Identification of -308 Tnf-α Promoter Single Nucleotide Polymorphism in Active and Passive Smokers DownloadIDENTIFICATION OF -308 TNF-α PROMOTER SINGLE NUCLEOTIDE POLYMORPHISM IN ACTIVE AND PASSIVE SMOKERS ABSTRACTTumour necrosis factor-α (TNF-α) is one of the pro-inflammatory cytokines that play a role in...
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Pengelompokan Dosen Berdasarkan Proses Pembelajaran di Program Studi Matematika Fmipa Unsrat pada Semester Genap 2017/2018 Menggunakan Metode Ward DownloadThis research aims to classify lecturers who teach at Mathematics Study Program in FMIPA UNSRAT in even semester 2017/2018. The data obtained from questionnaire which is shared to college student who ...
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Penggunaan Teori Kekongruenan dalam Memperkecil Ruang Pencarian Solusi Persamaan Diophantine X^2 = Y^3 + 2185 DownloadPENGGUNAAN TEORI KEKONGRUENAN DALAM MEMPERKECIL RUANG PENCARIAN SOLUSI PERSAMAAN DIOPHANTINE x2 = y3 + 2185ABSTRAKPada tahun 2014 Ulas mengajukan sebuah konjektur mengenai solusi bilangan bulat dari p...
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Intensitas Serangan Akibat Hama Pemakan Daun Setelah Aplikasi Ekstrak Daun Kirinyuh (Chromolaena Odorata) pada Tanaman Sawi (Brassica Juncea L.) DownloadThis study aimed to evaluate the intensity of the attack due to leaf-eating pests after the application of kirinyuh leaf extract on mustard greens. This research was carried out on experimental fiel i...
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Intensitas Serangan Akibat Hama Pemakan Daun Setelah Aplikasi Ekstrak Daun Babadotan (Ageratum Conyzoides L.) pada Tanaman Sawi (Brassica Juncea L.) DownloadResearch has been carried out to evaluate the intensity of attacks due to leaf eater pests after application of babadotan leaf extract (Ageratum conyzoides L.) on mustard plants (Brassica juncea L.). ...
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Karakteristik Mutu Pelayanan Proses Pembelajaran di Program Studi Biologi Fmipa Unsrat pada Semester Genap 2017/2018 Menggunakan Analisis Biplot DownloadThe objctive of this research was determine the characteristics of lecturers in teaching and learning process, based on the factors using Biplot Analysis. The primary data used in this research are ob...
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Analisis Tingkat Populasi Jamur Tanah Di Lahan Pertanaman Kentang (Solanum Tuberosum L.) Berdasarkan Metode Total Plate Count (Tpc) DownloadThis study aimed to determine the level of soil fungus population on potato planting land (S. tuberosum L.). Soil samples were taken at a potato field plantation in Pinasungkulan Village, Modoinding S...
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Konsentrasi Klorofil Total pada Daun Tanaman Puring (Codiaeum Variegatum L.) yang Diberi Perlakuan Naungan DownloadThe study aimed to determine the differences in total chlorophyll concentration in croton leaves which were not shaded and shaded for 14 days. The leaves taken are the second youngest shoots in each ...
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This study aimed to evaluate the morphological response in North Sulawesi local rice under partialsubmergence for 20 days at the vegetative phase based on thenumber of adventitious roots. Pots with me...
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Pertumbuhan Benih Ikan Nila (Oreochromis Niloticus) Pada Berbagai Padat Penebaran Yang Dipelihara Dalam Wadah Terkontrol DownloadThis study aimed to determine how much stocking density is suitable to support the growth of oreochromis. Analysis of the data used ANAVA and the design pattern used is a Complete Randomized Design (C...
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Intensitas Serangan Akibat Hama Pemakan Daun Setelah Aplikasi Ekstrak Daun Jeruk Nipis (Citrus Aurantifolia (Cristm.) Swingle) Pada Tanaman Sawi (Brassica Juncea L.) DownloadThis study is aimed to evaluate the intensity of the attacks due to leaf-eating pests after the application of lime leaf extract on mustard plants. This research was carried out on experimental fiel i...
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Kelimpahan dan Keanekaragaman Makrozoobentos di Sungai Air Terjun Tunan, Talawaan, Minahasa Utara, Sulawesi Utara DownloadKELIMPAHAN DAN KEANEKARAGAMAN MAKROZOOBENTOS DI SUNGAI AIR TERJUN TUNAN, TALAWAAN, MINAHASA UTARA, SULAWESI UTARAABSTRAKMakrozoobentos merupakan organisme akuatik yang hidup di dasar perairan dengan p...
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Standing-stock Biomass and Diversity of Caulerpa (Chlorophyta) in Solong-on, Siquijor Island, Philippines DownloadCaulerpa species growing on shallow to deep waters are considered to be both economically nuisance and important. Although invasive in the temperate regions, Caulerpa species mainly C. racemosa and C....
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