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All Journal Jurnal Ilmu Tanah dan Lingkungan (Journal of Soil Science and Environment) Journal of Tropical Soils Jurnal Agro Teknologi Tropika JUPIIS: Jurnal Pendidikan Ilmu-ilmu Sosial Jurnal Online Mahasiswa (JOM) Bidang Pertanian JURNAL AGROTEKNOLOGI Jurnal Solum Jurnal Agroekoteknologi Jurnal Ilmiah Pertanian Wikrama Parahita : Jurnal Pengabdian Masyarakat J-MAS (Jurnal Manajemen dan Sains) JURNAL PHOTON Jurnal Hilirisasi IPTEKS (JHI) Buletin Ilmiah Nagari Membangun Jurnal Agronomi Tanaman Tropika (JUATIKA) Akta Agrosia ZIRAA'AH MAJALAH ILMIAH PERTANIAN Unri Conference Series: Community Engagement Devotion: Journal of Research and Community Service Journal of Community Engagement Research for Sustainability Innovative: Journal Of Social Science Research AGRIC Dinamika Pertanian Agriculture and Biological Technology

Nelvia Nelvia

Universitas Riau

Author-ID : 3232170

Agriculture, Biological Sciences & Forestry Humanities Biochemistry, Genetics & Molecular Biology Chemical Engineering, Chemistry & Bioengineering Chemistry Computer Science & IT Dentistry Earth & Planetary Sciences Economics, Econometrics & Finance Education Electrical & Electronics Engineering Energy Engineering Environmental Science Health Professions Immunology & microbiology Industrial & Manufacturing Engineering Languange, Linguistic, Communication & Media Law, Crime, Criminology & Criminal Justice Nursing Physics Public Health Social Sciences Veterinary Other

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PENGARUH CAMPURAN COCOPEAT DAN ROCK PHOSPHATE TERHADAP PERTUMBUHAN DAN HASIL TIGA VARIETAS PADI GOGO (Oryza sativa L.) PADA MEDIUM ULTISOL Rahmi Yulia; Nelvia Nelvia; Erlida Ariani
Jurnal Solum Vol 15, No 1 (2018): JURNAL SOLUM
Publisher : Jurusan Tanah Fakultas Pertanian Universitas Andalas

The research aims to study the effect of mixture of cocopeat and rock phosphate on growth and yield of three varieties of upland rice in Ultisols medium. The research was conducted at the Green House of the Faculty of Agriculture, University of Riau, Pekanbaru from March to August 2017. The research used Split Plot Design. The main plot were upland rice consist of three varieties (Situ Bagendit, Situ Patenggang and Inpago 8). The subplots were mixture of cocopeat 10 t ha-1 with rock phosphate (RP) doses 0, 30, 45, and 60 P2O5 kg ha-1. The parameters observed were plant height, number of maximum tillers and productive tillers, panicle length, flowering age, number of grain panicle-1, weight of dry milled grain and weight of 1000 grain. The results showed that the application of mixture of cocopeat doses 10 t ha-1 and RP doses 30 – 60 P2O5 kg ha-1 have effect to plant height, panicle length, and weight 1000 grain for Situ Bagendit, Situ Patenggang and Inpago 8 compare to without RP, but tended increase number of maximum and productive tillers and decrease flowering age. The application cocopeat doses 10 t ha-1 and RP doses 30 P2O5 kg ha-1 increased number of filled grain panicle-1 and weight of dry milled grain on three varieties, weight of dry milled grain Situ Patenggang > Inpago 8 > Situ Bagendit on each doses of RP and have number of productive tillers of these varieties 1,5 – 2 is greater than its descriptions.Keywords : rock phosphate, ultisol, upland rice

APLIKASI LIMBAH CAIR PABRIK KELAPA SAWIT DENGAN METODA BIOPORI TERHADAP PERTUMBUHAN TANAMAN KELAPA SAWIT (ELAEIS GUINEENSIS JACQ.) BELUM MENGHASILKAN Demson Saputra Tambunan; Nelvia Nelvia; Al Ichsan Amri
Jurnal Solum Vol 16, No 1 (2019): JURNAL SOLUM
Publisher : Jurusan Tanah Fakultas Pertanian Universitas Andalas

The wider the area of oil palm plantations in Indonesia, the more palm oil mills will process more oil palm fruit bunches and produce waste one of them is liquid waste. The amount of liquid waste that is more and more if not treated properly will cause environmental pollution. The research aim to study the effect of liquid waste of oil palm factory (LWOPF) with biopori method to the growth of immature oil palm plant. The experiment was conducted in oil palm plantation of Agricultural Faculty of Riau University from May to July 2017. The experiment was arrange drandomized complete design consisting of 13 treatments (without LWOPF; 5; 7.5 and 10 liters LWOPFeachapplied in 1, 2, 3 and 4 biopore/plants), each repeated three times.The parameters observed were plant height, number of midrib, length of midrib, number of leaves, width and length of leaves. The results showed that the application ofLWOPF dose 7.5 liters applied in 4 biopore holes / plants increased addition the number of midrib and the leaves, the width and length of the leaves compared to without LWOPF and the highest than another treatment, but the addition of plant high increased at doses 7.5 liters in 3 biopore/plant and highest than another treatment.Key words : Liquid Wastes of Oil Palm Factory, Biopore Holes, Oil Palm Plants

PEMBERIAN AMELIORAN DAN ISOLAT BAKTERI FIKSASI NITROGEN NON SIMBIOTIK (FNNS) UNTUK MENINGKATKAN PERTUMBUHAN DAN SERAPAN N TANAMAN PADI GOGO (Oryza sativa L.) PADA MEDIUM ULTISOL Yoggie Prathama; Nelvia Nelvia; Al Ikhsan Amri
Jurnal Solum Vol 15, No 2 (2018): JURNAL SOLUM
Publisher : Jurusan Tanah Fakultas Pertanian Universitas Andalas

The need of rice as the staple food of the people of Indonesia has a deficit every year. Upland rice cultivation in dry land such as Ultisols became one of the alternatives to meeting the needs of rice. However, productivity of crop in Ultisols is low because of some problems of acidity and nutrients deficiency. It is necessary input such as ameliorants like biochar cocopeat of oil palm empty bunch compost (OPEBC) and the use of bacterial non-symbiotic nitrogen fixation (NSNF) to fix the problems. The research aims to study the effect of application of ameliorant and suspensions of bacterial isolates of NSNF on growth and N uptake by upland rice in Ultisols medium. The research was conducted at the Green House of the Faculty of Agriculture, University of Riau, Pekanbaru from Mei to September 2017. The research in form factorial experiment was arranged a completely randomized design (CRD). The first factor were ameliorant, consists of six type (biochar, cocopeat, OPEBC, biochar+cocopeat, biochar+OPEBC, each doses 50 g polybag-1 and without ameliorant as a control). The second factor were suspensions of bacterial isolates of NSNF, consists of three levels (10 and 20 ml polybag-1 and without bacterial isolates as a control). The parameters observed were plant height, number of tillers, weight of dry shoot and roots, N uptake by shoot and roots. The results show that the application of ameliorant (biochar, cocopeat, OPEBC, biochar + cocopeat, biochar + OPEBC), each doses of 50 g polybag-1 and suspensions of bacterial isolates of NSNF doses of 0, 10 and 20 ml polybag-1 increased plant height, number of tillers, weight of dry shoot and N uptake by shoot compared to control and the application of without ameliorant with suspension of bacterial isolates of NSNF doses of 0, 10 and 20 ml polybag-1.Key words : biochar, cocopeat, palm oil empty bunch, upland rice, ultisol

PERTUMBUHAN DAN HASIL TANAMAN KEDELAI (Glycine max L.) TERHADAP PEMBERIAN VERMIKOMPOS DAN BIOCHAR DI TANAH ULTISOL Elisa Ester Sirait; Nelvia Nelvia; Hafiz Fauzana
Jurnal Solum Vol 17, No 2 (2020)
Publisher : Jurusan Tanah Fakultas Pertanian Universitas Andalas

The use of organic matter in agricultural production is important in increasing crop production, especially in Ultisols. This study aimed to study the interaction between vermicompost and biochar on the growth and yield of soybean (Glycine max L.) in Ultisols. The research was carried out in the experimental station of the Faculty of Agriculture, Riau University, Bina Widya Tampan campus, Pekanbaru from July - September 2018. The research used factorial design form in a completely randomized design. The first factor is vermicompost which consists of 4 levels (doses of 0, 25, 50 and 75 g of polybag-1) while the second factor is biochar consisting of 4 levels (doses of 0, 25, 50 and 75 g of polybag-1) for each combination repeated 4 times. The parameters observed were the number of effective roots, proportion of effective nodules, plant height, number of primary branches, age of plants, age of harvest, proportion of well-fused pods, number of seeds, seed weight and weight of 100 seeds. The results showed that the interaction of vermicompost at a dose of 25 g.polybag-1 following a dose of 50 g.polybag-1 biochar increased the number of effective root nodules, the proportion of effective root nodules, the number of primary branches, the proportion of pithy pods, and accelerated plant age and soybean plant age compared without treatment but not significantly compared to other combinations.Key words : Soybean, vermicompost, biochar

Agihan Daerah Rawan Longsor Lahan di Sebagian Wilayah Kabupaten Karo Provinsi Sumatera Utara Nelvia Mustika Sari Gea; Kamarlin Pinem
JUPIIS: JURNAL PENDIDIKAN ILMU-ILMU SOSIAL Vol 9, No 1 (2017): JUPIIS (Jurnal Pendidikan Ilmu Ilmu Sosial) JUNI
Publisher : Universitas Negeri Medan

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.24114/jupiis.v9i1.6460

Penelitian ini bertujuan untuk mengidentifikasi karakteristik longsor lahan, mengetahui faktor dominan yang menyebabkan terjadinya longsor lahan dan memetakan sebaran daerah rawan longsor lahan di sebagian wilayah Kabupaten Karo. Penelitian ini dilakukan pada tahun 2014 di enam kecamatan yaitu Kecamatan Dolat Rayat, Berastagi, Merdeka, Kabanjahe, Simpang Empat, dan Naman Teran. Populasi dalam penelitian ini adalah keenam kecamatan dengan teknik pengambilan sampel dengan menggunakan metode purposive sampling dengan menggunakan peta kemiringan lereng. Data kemudian diolah berdasarkan pengharkatan dari tiap-tiap parameter yang telah diberikan skor. Teknik pengumpulan data yang digunakan adalah teknik observasi langsung dan dokumentasi dengan teknik analisis data adalah deskriptif kualitatif. Hasil penelitian menunjukkan bahwa karakteristik longsor lahan pada daerah penelitian ada dua jenis yaitu jenis longsoran rotasi dan longsoran translasi.Faktor dominan penyebab terjadinya longsor lahan di daerah penelitian adalah faktor kemiringan lereng. Agihan daerah rawan longsor lahan pada daerah penelitian terbagi dalam tiga tingkatan kerawanan longsor lahan yaitu ringan, yaitu berada pada enam kecamatan dengan luas 3462,6 Ha, daerah rawan longsor sedang yaitu berada pada keenam kecamatan dengan luas 24.300,4 Ha dan kelas berat berada pada keenam kecamatan daerah penelitian dengan luas lahan yaitu 209,8 Ha, dimana terlihat bahwa yang dominan adalah tingkat rawan longsor lahan sedang.

PENGARUH PEMBERIAN BIOURINE DAN PUPUK KALIUM TERHADAP PERTUMBUHAN DAN HASIL TANAMAN BAWANG MERAH (Allium ascalonicum L.) Eka Saputra; Nelvia Nelvia; Isnaini Isnaini
Jurnal Online Mahasiswa (JOM) Bidang Pertanian Vol 6 (2019): Edisi 1 Januari s/d Juni 2019
Publisher : Jurnal Online Mahasiswa (JOM) Bidang Pertanian

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The efforts of increasing growth, development and productivity of red onionthrough fertilization. Organic and inorganic fertilizers are used. This combination of fertilizers is expected to increase the growth of shallots, because the functions as a nutrient source and it is able to improve the physical and biological properties of the land.The study was conducted on the experimental field of the Agriculture Faculty University of Riau on February until April 2018. A randomized block design with two factors are used in this study. The first factor was 4 levels of biourine (control, 200 ml.l-1, 250ml.l-1, and 300 ml.l-1).The second factor was 4 levels of potassium(control, 36kg K2O.ha-1, 54kgK2O.ha-1, and 72kgK2O.ha-1). The parameters that were observed such as leaf length, number of leaves, number of tubers, tubers, fresh weight of tubers per clump, fresh weight of tubers per plot, tuber weight worth keeping. The result showed that there were interaction between biourin and potassium on fresh weight parameters per plot and fresh weight worth keeping per plot. The main factor treatment of biourin has significant effect through all of parameters that were observed. The main factor treatment of potassium fertilizer has a significant effect through all of observational parameters except on the parameters of the number of tubers.The combination of good treatment were obtained from the treatment of biourin and potassium at a concentration of 250 ml.l-1 at a dose of 72 kg K2O.ha-1. Keywords:Biourin, Potassium, Red Onion (Allium ascalonicum L.

APLIKASI TRICHOKOMPOS DAN PUPUK NPK PADA BIBIT KAKAO (Theobroma cacao L.) DI MEDIUM GAMBUT Samsudin Samsudin; Nelvia Nelvia; Erlida Ariani
Jurnal Online Mahasiswa (JOM) Bidang Pertanian Vol 4, No 2 (2017): Wisuda Oktober Tahun 2017
Publisher : Jurnal Online Mahasiswa (JOM) Bidang Pertanian

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The research is to study the effect application of Trichokompos and NPK fertilizer on the growth of cocoa seeds (Theobroma cacao L.) on peat medium. This research was conducted at Experimental Garden of Agricultural Faculty of University of Riau, Campus of Bina Widya, Tampan, Pekanbaru from March to June 2016. The research in form factorial used Randomized Complete Design (RCD). The first factor is Trichokompos consist of 4 levels: (0, 50, 100 and 150 g/seed) and the second factor is NPK fertilizer consist of 4 levels: (0, 2, 4 and 6 g/seed) each treatment combination was repeated 3 times. Parameters observed included height of seeds, number of leaves, stem diameter, root volume, root canopy ratio and dry weight of seeds. The results showed that the application of Trichokompos dose 150 g/seed and NPK festilizer dose 2 g/seed the height of seeds, stem diameter, root volume and dry weight of cocoa seeds increated compared to other, except in combination with higher doses. Different canopy ratios are not evident in any combination of Trichokompos and NPK fertilizers. Keyword: Cocoa, Trichokompos, NPK fertilizer, peat moss

Pemberian Kompos Kulit Buah Kakao Pada Medium Ultisol Untuk Pertumbuhan Bibit Kakao (Theobroma cacao L) Juniadi Naibaho; Nelvia Nelvia; Al Ikhsan Amri
Jurnal Online Mahasiswa (JOM) Bidang Pertanian Vol 4, No 2 (2017): Wisuda Oktober Tahun 2017
Publisher : Jurnal Online Mahasiswa (JOM) Bidang Pertanian

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The purpose of this study was to study the effect of cocoa fruit skin compost (CFSC) on Ultisol medium the growth of cocoa seed. This research was conducted in experiment garden of Faculty of Agriculture, University of Riau, at Bina Widya Campus, Subrantas Street km 12.5, Simpang Baru, Tampan, Pekanbaru. This research taken time as 3 months starting from june 2016 until October 2016. This experiment was conducted used Randomized Complete Design (RCD) non factorial is cocoa fruit skin compost (CFSC) consist of 6 level (0, 50, 100, 150, 200 and 250 g cfsc/plant) with 3 replications. Observation parameters consist of seed height, number of leaves, stem diameter, canopy dry weight, dry weight of root and root canopy ratio. The result of this research show that the applications 200 g cfsc/plant increased seed height, number of leaves, stem diameter, canopy dry weight, dry weight of root and root canopy ratio compared with without applications. Keywords: Cocoa Seeds, cocoa fruit skin compost, Ultisol Soil

Pengaruh Bio-slurry Padat dan Pupuk NPK Tablet Terhadap Pertumbuhan dan Hasil Tanaman Jagung Manis (Zea mays saccharata Sturt) Ricky Saputra Sinaga; Nelvia Nelvia; Fetmi Silvina
Jurnal Online Mahasiswa (JOM) Bidang Pertanian Vol 5 (2018): Edisi 2 Juli s/d Desember 2018
Publisher : Jurnal Online Mahasiswa (JOM) Bidang Pertanian

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This research aims to look at the interaction effect of bio-slurry giving solid and NPK fertilizer tablets, as well as to stroke the best dose of bio-slurry solid manure and NPK tablet to increase the growth and production of sweet corn. improve (Zea mays Saccharata Sturt). The research was conducted at the test farm, Faculty of Agriculture, University of Riau, Campus Bina Widya, New Simpang Village, District Handsome, Pekanbaru. The study was conducted in September-November 2017. The study consisted of two factors. The first factor is a fixed dose of Bio-Slurry consisting of three levels, namely B0: 0 kg per plot, B1: 7.5 kg per plot and B2: 15 kg per plot. The second factor talet NPK (10:10:14) consists of three levels, namely P0: 0 tablets per plant, P1: 2 tablets per plant and P2: 4 tablets per plant. Of the two factors above 9, treatment combinations were obtained and each was repeated three times, resulting in 27 graphs of experimental units. Data obtained from observations were statistically analyzed using SAS System Version 9.20. The results of the multiplication analysis were continued with Duncan's multiple-range test at 5% level. The observed parameters were plant height, time of male flower, time of female flower, flask diameter, length of tuna, harvest age and cob weight without clot per sample. Increasing doses of bio-slurry solids and NPK tablet improve plant growth and high production, while male flowers, while female flowers, corn cob diameter, corn cob length, corn cob weight and age of the sweet corn crop. Giving solid biological slurry of 15 kg per plot and NPK 100 tablets per plot yields the best growth and production of sweet corn plants. Keywords: Sweet corn, bio-slurry, fertilizer NPK tablet

PERTUMBUHAN DAN KOMPONEN PRODUKSI JAGUNG PADA TANAH GAMBUT YANG DIAPLIKASIKAN AMELIORAN DREGS Nelvia Nelvia; Rosmimi Rosmimi; Rini Rini; Rovanty Frizdew
Jurnal Ilmiah Pertanian Vol. 6 No. 1 (2009): Jurnal Ilmiah Pertanian
Publisher : Universitas Lancang Kuning

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31849/jip.v6i1.1292

Co-Authors ', Islan ', Rosmimi , Deviona, , Adiwirman Adiwirman Adiwirman Adiwirman Adiwirman Adiwirman, Adiwirman Ahmad Syukri Al Ichsan Amri Al Ikhsan Amri Al Ikhsan Amri Al Ikhsan Amri Alfian Alfian Anis Tatik Maryani Anna Fithra Rahimmi Anthony Hamzah Anwar, Nadia Rahmi AR, Arman Effendi Arif Fashli Hakiki Arif Fashli Hakiki Armaini Armaini Armaini Armaini Arman Effendi Arman Effendi AR ARNIS EN YULIA Arnis En Yulia Asman Sarif Daulay Atang Sutandi Athifah Faradilla Sandy Atria Deamalda Tarigan Ayubi Alfasiri Azrida Syamsi Besri Nasrul Chairul, Chairul Delita Zul Demson Saputra Tambunan Desita Salbiah Diantika Elena Sitompul Eka Saputra Eko Jaya Siallagan Eko Kurniawan El Sahira, Resi Elisa Ester Sirait Erawati, Netti Erlida Ariani Erlida Ariani Erlida Ariani Faisal, RE Fauzan Abadi Fetmi Silvina Fifi Puspita Fifi Puspita Fifi Puspita Fitri Yeni Fitria Darpis Fitriana, Melani Friska Anggreani Silalahi Gunawan Tabrani Hafiz Fauzana Hamid, Imam Ramadhan Hartika Febiani Huryatul Islam Huryatul Islam Idwar Idwar, , Idwar, Idwar Irfandri Irfandri Irfandri Irfandri Irfandri Irfandri, Irfandri Islan Islan Isnaini Isnaini Iswandi Anas JANRICO VALENTINO SEMBIRING Joehandra Joehandra John Ivan Ndruru Join Sinaga Juniadi Naibaho Kamarlin Pinem Kevin Mardiyan khusnul khotimah Kortima, Eka Lubis, Nursiani Mahmudin Mahmudin, Mahmudin Marlina Marlina Martin Donal Wido Siregar, Martin Donal Wido Maysarah Maysarah Mochammad Imron Awalludin Mora, Sofyan Enda Muhammad Ali Muhammad Ma'ruf Munal Riadi, Munal Murniati Murniati Mutiara Putri, Mutiara Nofripa Herlina Noviria, Ade Nurbaiti Nurbaiti Nurul Huda Sholikhatul Khusna Pajri Ananta Yudha Pedri Antoro Putri Intan Permata Sari Putri, Afra Fadhila Rahayu, Vinna Sartika Rahmadini, Aulia Rahmi Yulia Rai Edgar Gusti Raihan Daffansyah Sinaga Ricky Saputra Sinaga Rini Rini Riska Pebrianti Riska Pebrianti Rita Kurnia Rizky Ramadhoni Rizky Ramadhoni Rosmimi Rosmimi Rovanty Frizdew Rusli Rustam RUSLI RUSTAM Rusli Rustam Salman Marzuki Samsudin Samsudin SIZIKO ANDRI SUKEMI INDRA SAPUTRA Sumiati Sumiati Susilawati Susilawati Susilawati Susilawati Susilawati, Susilawati Syakira Nada Khairunnisa Syarifah Sari Annisa Tengku Yulia Ispi Adwa Vema Rohmawati Khasanah Veranika Veranika Veronica, Stevany Wardati Wardati Wardati, Wardati Wawan Wawan Wawan Wawan Windy Natasha Putri Winri, Desra Yayan Setiawan Yeni Hartati Yetti Elfina Yetti Elfina Yobi, Afrila Yoggie Prathama Yondra Yondra Yuliyatun Yuliyatun, Yuliyatun Yunandra Yunel Venita Zulfatri, Zulfatri Zulham Zulham Zulputra Zulputra ZULPUTRA ZULPUTRA

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