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POTENSI BELERANG DARI BOKASHI ECENG GONDOK {Eichhornia crassipes (Martt.)Solm} DALAM MENINGKATKAN MUTU SERTA HASIL PADI PADA INCEPTISOLS Sofyan, Emma Trinurani
AGRIFOR Vol 13, No 2 (2014): Oktober
Publisher : AGRIFOR

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Abstract

Sulphur Potential of Water Hyacinth {Eichhornia crassipes (Martt.) Solm} Bokashi in Improving The Quality and Yield of Rice in Inceptisols. The objectives of research were to find out sulphur potential of  hyacinth bokashi in improving the quality and yield of rice in Inceptisols. The experiment was conducted from April 2012 to October 2012 in a Greenhouse of Faculty of Agriculture, Padjadjaran University, Subdistrict Jatinangor, Regency Sumedang, West Java Province, at elevation of 782 m above sea level. Randomized Block Design (RBD) was used factorial pattern and repeated three times. The first factor was the dosage of sulphur (S) fertilizer consisted of : without S fertilizer; 20; 40; and 60 kg ha-1 S fertilizer, and the second factor was dosage of water hyacinth bokashi (B) consisted of: without bokashi; 15; 30; and 45 t ha-1 bokashi. Water hyacinth {Eichhornia crassipes (Martt.) Solm} bokashi is a superior organic matter with an excess of element sulphur.  The preliminary experiment result interaction between sulphur fertilizer and water hyacinth bokashi on total S, available SO42-, total N, C-organic, available P,  Zn, uptake S, N and yield effect occurred between give an  uptake P but not significant on Fe and uptake P.  The independent influence sulphur fertilizer and water hyacinth bokashi effect on soil availableP.  The analysis respons optimum dosage of sulphur was 45.52 kg ha-1 and bokashi water hyacinth was 35.99 t ha-1  to yield of rice plat obtained was 9.27 t ha-1.  Multiple regretion between respons parameters with yield of rice plant obtained was  available P, uptake P, and available SO42-, gave efffect to yield and R2 = 0.70**, 70 percent gave significant contributions to yield by available P, uptake P, and available SO42 on Inceptisols.
EFEK STERILISASI DAN KOMPOSISI MEDIA INOKULAN KONSORSIUM MIKORIZA ARBUSKULA (MA) DAN MYCORRHIZAL HELPER BACTERIA (MHB) TERHADAP JUMLAH SPORA MA, POPULASI MHB, DAN NISBAH PUPUS AKAR SORGUM (Sorghum bicolor) kartika, yeti; Nurbaity, Anne; Fitriatin, Betty Natalie; Sofyan, Emma Trinurani
Jurnal Fakultas Pertanian Vol 1, No 4 (2014)
Publisher : Jurnal Fakultas Pertanian

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Abstract

Sterilisasi dan komposisi media merupakan faktor penentu dalam menghasilkan inokulan mikoriza yang berkualitas. Penelitian ini bertujuan untuk mendapatkan kualitas inokulan konsorsium FMA dan MHB yang terbaik dengan merekayasa media tanam dan metode sterilisasi. Percobaan telah dilakukan di rumah kaca menggunakan Rancangan Acak Kelompok (RAK) pola faktorial yang terdiri atas dua faktor perlakuan. Faktor pertama adalah sterilisasi media yang terdiri atas: (1) sterilisasi melalui pencucian dengan air, (2) sterilisasi menggunakan autoklaf, (3) sterilisasi dengan NaOCl, dan (4) sterilisasi dengan irradiasi gamma. Faktor kedua adalah komposisi media yang terdiri atas: (1) 100% zeolit, (2) 75% zeolit : 25% arang sekam, dan (3) 50% zeolit : 50% arang sekam. Hasil penelitian menunjukkan bahwa terdapat interaksi antara sterilisasi dan komposisi media terhadap jumlah spora MA, namun tidak berpengaruh terhadap nisbah pupus akar sorgum. Sterilisasi media secara mandiri berpengaruh terhadap populasi MHB. Perlakuan sterilisasi irradiasi gamma + komposisi media 75% zeolit : 25% arang sekam merupakan perlakuan yang cenderung lebih baik dalam meningkatkan jumlah spora MA, populasi MHB, dan nisbah pupus akar sorgum. 
Pengaruh Aplikasi Pupuk Hayati, Vermikompos Dan Pupuk Anorganik Terhadap Kandungan N, Populasi Azotobacter sp. Dan Hasil Kedelai Edamame (Glycine max (L.) Merill) Pada Inceptisols Jatinangor. Setiawati, Mieke Rochimi; Sofyan, Emma Trinurani; Nurbaity, Anne; Suryatmana, Pujawati; Marihot, Gordon Pius
Agrologia Vol 6, No 1 (2017)
Publisher : Pattimura University, Ambon

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.30598/a.v6i1.174

Abstract

In Indonesia, Inceptisols is the largest soil order on which intensive agriculture is done. The fertility of this soil order is low, so that it is necessary to improve the soil fertility by using biofertilizers and organic matter. The objectives of this experiment were to determine the effect of a biofertilizer that contains microbe Azotobacter sp., Vermicompost and N, P, K Fertilizer on N content, the population of Azotobacter sp., and the yield of the Edamame soybeans at Inceptisols Jatinangor. A Field experiment was conducted by using Randomized Blocked Design consisted of 10 treatments and three replication. The combinations of these treatments consisted of: control (no treatment), the dose recommendation Urea 100 kg ha-1 + SP36 150 kg ha-1 + KCl 125 kg ha-1, 5 ton ha-1 vermicompost + ½ recommendation ha-1 N, P, K, 5 ton ha-1 vermicompost + 1 recommendation ha-1 N, P, K, 5 ton ha-1 vermicompost + 1½ recommendation ha-1 N, P, K, 10 ton ha-1 vermicompost + ½ recommendation ha-1 N, P, K, 10 ton ha-1 vermicompost + 1 recommendation ha-1 N, P, K, 10 ton ha-1 vermicompost + 1½ recommendation ha-1 N, P, K, 5 ton ha-1 vermicompost +  ½ recommendation ha-1 N, P, K + liquid biofertilizers 5 L ha-1, 10 ton ha-1 Vermicompost + ½ recommendation ha-1 N, P, K + liquid biofertilizers 5 L ha-1.  The experimental results showed that the combined treatment of liquid biofertilizer, Vermicompost and N, P, K fertilizer enhanced the population of Azotobacter sp. and weight of soybean but did not significantly influence N uptake.
PEMBERDAYAAN KELOMPOK WANITA TANI DALAM PEMBUATAN PUPUK ORGANIK CAIR RAMAH LINGKUNGAN DI CIBIRU WETAN Sofyan, Emma Trinurani; Machfud, Yuliati; Mulyani, Oviyanti
Dharmakarya Vol 6, No 4 (2017): Desember
Publisher : Universitas Padjadjaran

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Abstract

Pemberdayaan masyarakat pada Kelompok Wanita Tani dalam Pembuatan dan Pegelolaan Pupuk Organik Berbasis Pemanfaatan Potensi Sumber Daya Lokal di desa Cibiru Wetan dilaksanakan dengan tujuan untuk memecahkan masalah yang ada di Desa tersebut; 1) agar mengerti dan memahami serta menerapkan beberapa metode pembuatan pupuk organik. 2) Selain itu diharapkan Kelompok Wanita Tani mampu menerapkan hasil pupuk organik yang telah dibuat pada tanaman konsumsi dan tanaman yang diusahakan pada daerah tersebut dengan harapan menambah peningkatan produktifitas baik secara agronomi maupun ekonomi.Metode yang dilakukan adalah mengenai proses pembuatan kompos, pupuk cair organik dari urine ternak dan Mikoorganimse Lokal (MOL). Untuk mewujudkan tujuan tersebut beberapa langkah yang dilakukan adalah; 1) memberikan pelatihan pada Kegiatan Penyuluhan, tanya jawab dan diskusi dan bimbingan tentang cara pembuatan pupuk kompos, pupuk organik cair dari fermentasi urine (sapi, kerbau dan kambing) dan MOL meliputi pengertian tentang pupuk organik, manfaatnya bagi tanah dan tanaman, bahan-bahan yang bisa digunakan serta pemanfaatannya bagi beberapa komoditas tanaman pangan dan hortikultura (sayuran). 2) memberikan pelatihan dengan praktek langsung pembuatan kompos padat dan pupuk cair/MOL Kelompok Wanita Tani.Target Luaran Pemberdayaan Masyarakat pada kelompok wanita tani  di Desa Cibiru Wetan  adalah ; Terciptanya  metode pembuatan pupuk organik cair dari urin sapi dan dari bahan setempat. Kegiatan Pemberdayaan Masyarakat ini juga diharapkan dapat memberikan sarana promosi Mitra yang nantinya diharapkan dapat diikuti oleh masyarakat dalam meningkatkan produktifitas tanamannya melaluhi penerapan pupuk organik.Hasil yang dicapai dari kegiatan ; 1). Meningkatnya partisipasi anggota kelompok wanita tani “Kudangdaunan” mencapai 75%  dalam kegiatan ini. 2) anggota kelompok wanita tani “Kudangdaunan” menerapkan POC pada tanaman konsumsi dan tanaman rimpang seperti jahe 3). Anggota kelompok tani (mencapai 70 %) juga Trampil dalam pembuatan Pupuk cair berbasis Urine dan  Mikroorganisme lokal (MOL).   
APLIKASI KONSORSIUM PUPUK HAYATI TERHADAP POPULASI BAKTERI PELARUT FOSFAT DAN BOBOT KERING PADI (Oryza sativa L.) PADA BEBERAPA TINGKAT SALINITAS Puspafirdausi, Fidya A.; Sofyan, Emma Trinurani; Fitriatin, Betty Natalie
Jurnal Agroekoteknologi Vol 9, No 1 (2017)
Publisher : Jurusan Agroekoteknologi Fakultas Pertanian Untirta

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Abstract

Salinization of soil in coastal area is a serious problem and is increasing steadly. Application biofertilizer consortium is able to improve productivity of rice crops (Oryza sativa L.) grown in saline soils. Biofertilizer supplies nutrients and phytohormones that are beneficial for plant. The aim of this research was to find combination effects of biofertilizer consortium on population of phosphate solubilizing bacteria and dry weight of paddy grown in several level of salinity. This research was conducted from December 2016 to February 2017 at greenhouse of Faculty of Agriculture, Universitas Padjadjaran with altitude 752 meters above sea levels. This research used randomized block design single factor experiment which consist of eight combinations of biofertilizer (Azotobacter sp., Azospirillum sp., endophytic bacteria, PSB, and AMF) and salinity with four replications: A (non saline 0 mmhos cm-1), B (non saline of 0 mmhos cm-1 + biofertilizer), C (salinity of 2 mmhos cm-1), D (salinity of 2 mmhos cm-1+ biofertilizer), E (salinity of 4 mmhos cm-1), F (salinity of 4 mmhos cm-1+ biofertilizer), G (salinity of 6 mmhos cm-1), H (salinity of 6 mmhos cm-1+ biofertilizer). The result showed that at salinity level of 2-4 mmhos cm-1 the crops still survived growing under salinity stress. Salinity treatment of 2 mmhos cm-1 + biofertilizer significantly affected popuation of phosphate solubilizing bacteria and salinity treatment of 4 mmhos cm-1 + biofertilizer significantly affected dry weight of rice.
Efek Sterilisasi dan Komposisi Media Produksi Inokulan Fungi Mikoriza Arbuskula terhadap Kolonisasi Akar, Panjang Akar dan Bobot Kering Akar Sorgum Dewi, Tarra Martiana; Nurbaity, Anne; Suryatmana, Pujawati; Sofyan, Emma Trinurani
Jurnal Agro Vol 4, No 1 (2017)
Publisher : Jurusan Agroteknologi

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.15575/1205

Abstract

Quality of biofertilizer such as arbuscular myorrhizal fungi could be improved through the selection of appropriate sterilization and composition of the medium. The objective of the experiment was to determine the effect of sterilization and carrier composition on root colonisation, root length and weight of sorghum root. A green house experiment was conducted in randomized block design. The factors were: 1. methods of sterilization (ie. control; autoclave; NaOCl 10%; Co-60 gamma irradiation), and 2. composition of the carrier of mycorrhiza (100% zeolite; 75% zeolite + 25% rice charcoal;  50% zeolite + 50% rice charcoal). Results showed that there was no interaction effect of sterilization and composition of carrier on root colonisation, root length and weight of sorghum root. However, different technique of sterilisation gave differences on root colonisation, root length and weight of sorghum root. Sterilization using NaOCl 10% was not recommended. Gamma Co-60 irradiation sterilization did not have difference with control and autoclave, however there was  tendency  that irradiation technique gave better results to all parameters measured.
Manajemen Pemupukan N-P-K dengan Pupuk Hayati untuk Mempertahankan Kandungan N dan P Tanah serta Hasil Kedelai Sofyan, Emma Trinurani; Sari, Stefina Liana
Jurnal Agro Vol 4, No 1 (2017)
Publisher : Jurusan Agroteknologi

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.15575/1201

Abstract

One effort to increase the productivity of soybeans in Inceptisols Jatinangor is through utilize inoculant of soil microorganisms such as nitrogen-fixing bacteria and phosphate-solubilizing bacteria in the form of specific biofertilizer (SB) for soybean plant without leaving inorganic fertilizer as a source of available nutrients to plants. This research aimed to determine fertilization management of N-P-K and specific biofertilizer in retaining N and P availability and yield of soybean. The Research was conducted from April to July 2016, arranged in Simple Randomized Block Design (RBD) and consisted of 10 treatments. The combination of biofertilizer and N-P-K were as follows; A = control (without fertilizer), B = Standard N-P-K, C = 0 N-P-K + 1 SB , D = 1/4 N-P-K + 1 SB, E = 1/2 N-P-K + 1 SB, F = 3/4 N-P-K + 1 SB, G = 1 N-P-K + 1 SB, H = 3/4 + 1/4 SB, I = 3/4 N-P-K + 1/2 SB dan J = 3/4 N-P-K + 3/4 SB. The results showed a dose of N-P-K and biofertilizer was recommended in the treatment E (250 kg ha-1 SB) and 1/2 N-P-K (37.5-50-50 kg ha-1). The dose was able to increase nitrogen and phosphor content in soil and plant, also on yield of soybean up to 0.4 t ha-1 or 32% of a standard N-P-K.
PENGARUH KOMBINASI PUPUK N, P, K DAN VERMIKOMPOS TERHADAP KANDUNGAN C-ORGANIK, N TOTAL, C/N DAN HASIL KEDELAI (Glycine max (L.) Merill) KULTIVAR EDAMAME PADA INCEPTISOLS JATINANGOR Astari, Karina; Yuniarti, Anni; Sofyan, Emma Trinurani
Jurnal Agroekoteknologi Vol 8, No 2 (2016)
Publisher : Jurusan Agroekoteknologi Fakultas Pertanian Untirta

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.33512/j.agrtek.v8i2.1482

Abstract

Inceptisols is the type of soil in Indonesia that has low fertility. It is necessary to improve the soil fertility through the use of fertilizers and organic matter to raise the quality of Inceptisols. The research was aimed to know the effect of vermicompost and N, P, K fertilizer combination to Organic-C, Total N, C/N and yield of Edamame soybean on Inceptisols at Jatinangor. The research was carried out from March until June 2016 at Ciparanje Experimental Farm, Faculty of Agriculture of University of Padjadjaran at Jatinangor, Sumedang at an altitude about ± 765 meters above sea level. The research used the Randomized Completely Block Design (RCBD) that consisted of eight treatments and three replications. The treatments were: control (no treatment), ½, 1, and 1½ dose recommendation of N, P, K fertilizer (Urea 100 kg ha-1 + SP-36 150 kg ha-1 + KCl 125 kg ha-1), also, 5 and 10 t ha-1 vermicompost. The results showed that combination treatment of vermicompost and N, P, K fertilizer significantly increased Organic-C, Total N, C/N and yeild of Edamame soybean. The combination of 1 dose recommendation of N, P, K fertilizer and 5 t ha-1 vermicompost gave the best result that produced 116,5 g plant ha-1(10,4 t ha-1) yield of Edamame soybean.Keywords: C/N, Edamame soybean, Inceptisols, N,P,K fertilizer, Vermicompost.
PENGARUH PUPUK HAYATI PADAT TERHADAP SERAPAN N DAN P TANAMAN, KOMPONEN HASIL DAN HASIL PADI SAWAH (Oryza sativa L.) Setiawati, Mieke Rochimi; Sofyan, Emma Trinurani; Mutaqin, Zaenal
Jurnal Agroekoteknologi Vol 8, No 2 (2016)
Publisher : Jurusan Agroekoteknologi Fakultas Pertanian Untirta

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.33512/j.agrtek.v8i2.1485

Abstract

Optimization of production rice plants can be achieved if the needs of macro and micro nutrients essential plant fulfilled. To achieve optimal rice yield can be done by proper fertilization based on the type, characteristics and nutrient content of fertilizers applied. Alternative to increasing rice yield can be done by applying biofertilizer in reducing the use of inorganic fertilizers. This experiment aims to determine the effect of Solid Biofertilizer (SBF) on nutrient uptake, growth, and yield and yield components of rice paddy fields. This research was carried out on the planting medium Inceptisols at Jatinangor used a Randomized Completely Block Design (RCBD) with 10 treatment combinations which replicated 3 times. The results showed that a dose of 1 NPK, combined with SBF ranging from ¼ dose, dose ½, ¾ and 1-dose showed gradual improvement to the uptake of N and P as well as yield and yield components of paddy.Keywords: Solid Biofertilizer, NPK Fertilizer, Paddy Yield
PENGARUH PUPUK BELERANG DENGAN BOKASHI ECENG GONDOK (EICHORNIA CRASSIPES MART. SOLM) TERHADAP PH, S TERSEDIA, FE TERSEDIA, DAN HASIL TANAMAN PADI SAWAH (ORYZA SATIVA L.) PADA VERTISOLS Sofyan, Emma Trinurani
ZIRAA'AH MAJALAH ILMIAH PERTANIAN Vol 39, No 1 (2014)
Publisher : Pusat Penerbitan Ilmiah Universitas Islam Kalimantan

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31602/zmip.v39i1.32

Abstract

The objective of this experiment was to study the influence of sulfur fertilizer and water hyacinth bokashi on soil pH, available-S, available-Fe, and yield of paddy rice  grown on Chromic Hapluderts. The experiment was conducted from November 2010 to February 2011 at Green House of Balai Pelatihan Pertanian Cihea Cianjur, elevated at 298 metres above sea level. The experiment was arranged in a Randomized Completely Block Design of Factorial Pattern. The first factor was sulfur fertilizer comprises of : without sulfur (s0), 20 kg ha-1 S (s1), 40 kg ha-1 S (s2), and 60 kg ha-1 S (s4). The second factor was water hyacinth bokashi comprises of : without bokashi (b0), 15 t ha-1 bokashi (b1), 30 t ha-1 bokashi (b2), and 45 t ha-1 bokashi (b3).  The result of experiment showed that there was an interaction effect between sulfur fertilizer and water hyacinth bokashi on available-S, and available-Fe, but not on pH and yield of paddy rice. Water hyacinth bokashi give an independent effect on yield of paddy rice.  The maximum dry seed weight (111.37 g pot-1 or 17.8 t ha-1) were achieve by 15.26 kg ha-1 S and 41.08 t ha-1 water hyacinth bokashi.