Wardati, Wardati
Jurnal Online Mahasiswa (JOM) Bidang Pertanian

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Pengaruh Pemberian Pupuk Kandang Sapi dan Cacing Tanah terhadap Pertumbuhan dan Hasil Tanaman Kedelai (Glycine max (L.) Merril) Majid, Muhammad Win; Wardati, Wardati; Murniati, Murniati
Jurnal Online Mahasiswa (JOM) Bidang Pertanian Vol 5 (2018): Edisi 1 Januari s/d Juni 2018
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Soybean (Glycine max (L.) Merril) is one type of food that have a high  nutrition, so many are consumed by the people. The needs of soybean in Indonesia each year has increased, while production of soybean in Indonesia is not enought to cover the needs of soybean in Indonesia. The study aim to know the influence of cow manure and earthworms as well as getting the best dose against and crop yield of soybean. This study was carried out the greenhouse of Unit Pelayanan Teknis (UPT), Faculty of Agriculture University of Riau. This study used a random complete design 2 factor and 3 replicates. The first factor is 4 dose of cow manure and the second factor is 2 level of earthworms. Result showed the cow manure 80 g/plant and earthworm 5 tail/plants shows better results among other treatment combination in increasing the ratio of headers and roots, dry weight of the plant, number of primary  branches, number of pods perplant and the weight of the seed per plant. Cow manure 80 g/plant best in increasing the shoot and root ratio, diameter of stem, number of primary  branches, number of pods per plant and the weight of the seed per plant. The weight of 100 seeds showed better on cow manure 40 g/plant and on a combination of cow manure 40 g/plant and earthworm 5 tail/plant. Use of earthworms did not improve growth and yield of soybean. 1Keywords :     Soybean, cow manure, earthworm. 
PERTUMBUHAN BIBIT MANGROVE (Rhizopora sp.) PADA MEDIUM HIDRAQUENT YANG DIBERI BEBERAPA DOSIS NPK Trisnawati, Trisnawati; Wardati, Wardati; Yulia, Arnis En
Jurnal Online Mahasiswa (JOM) Bidang Pertanian Vol 4, No 2 (2017): Wisuda Oktober Tahun 2017
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This study aims to determine the effect of giving some doses of NPK fertilizer and get the best dose on the growth of mangrove seedlings (Rhizopora sp.). This research was conducted in Bantan Tengah Village, Bantan District, Bengkalis Regency, Riau Province. This research was conducted for 3 months starting from February to April 2015. This experiment was conducted experimentally based on Randomized Complete Design (RAL) with 5 treatments, and 4 replications so that there were       20 experimental units, each experimental unit consisted of 3 seeds. The treatment was  the doses NPK fertilizer that consist :  T0 = Without NPK, T1 = 3 grams NPK, T2 = 6 grams NPK, T3 = 9 grams NPK, T4 = 12 grams NPK. Parameters observed were height of seedlings, number of leaves, root volume, dry weight of seedlings and shootroot ratio. The results showed that the dosage of 12 gram showed its effect on the parameters of plant height increase, number of leaves, root volume, root canopy ratio and dry weight of seedlings. Giving with a dose of 12 grams /10 kg medium is the best dose to increase the growth of mangrove (Rhizopora sp.). Keywords: Mangrove (Rhizopora sp). And NPK fertilizer 
KERAGAMAN MAKROFAUNA TANAH DI BAWAH TEGAKAN TANAMAN KARET (Havea brasiliensis Muell. Arg) DI LAHAN GAMBUT YANG DITUMBUHI DAN TIDAK DITUMBUHI Mucuna bracteata Aria, Maya; Wawan, Wawan; Wardati, Wardati
Jurnal Online Mahasiswa (JOM) Bidang Pertanian Vol 4, No 1 (2017): Wisuda Februari Tahun 2017
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Peatlands in Indonesia is one of the natural resources that have the potential for development in the rubber plantation sector. Use of peatlands as a plantation must be managed well to keep it from damage, because peat has great benefits. One way to keep the peatland in order to avoid damage by growing a cover crop Mucuna bracteata.The purpose of this study was to knowing diversity of soil macrofauna and knowing the relationship between the girth of rubber plants that overgrown and not overgrown by Mucuna bracteata. This research has been conducted in areal life plant PT. RAPP Subdistricts Teluk Meranti, District Pelalawan, Riau and analysis soil macrofauna in Soil Laboratory, Faculty of Agriculture, University of Riau. Research was conducted from January until March 2016. Sampling in this research is a purposive sampling of 5% of the 20.4 ha (1.02 ha). The data obtained from the research and calculations such as total individual, family, population density, relative density and diversity of soil macrofauna analyzed descriptively and the data measuring the girth of rubber plants were statistically analyzed. The results showed that life mucuna has a diversity index, total individual, the number of species, population density and relative density greater than without mucuna and died mucuna. Average girth of rubber plants in life mucuna greater than compared to without mucuna and died mucuna.Keywords :Mucuna bracteata, rubber plants, peatlandand soil macrofauna 
PENGARUH PEMBERIAN BEBERAPA JENIS PUPUK ORGANIK TERHADAP PERTUMBUHAN BIBIT KOPI ARABIKA (Coffea arabica L.) PADA MEDIUM SUBSOIL INSEPTISOL Maria, Santi; Wardati, Wardati; Ariani, Erlida
Jurnal Online Mahasiswa (JOM) Bidang Pertanian Vol 5 (2018): Edisi 1 Januari s/d Juni 2018
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 The aim of this research is to know Arabica coffee  seedling                (Coffea arabica L.) on medium subsoil Inseptisol. This research  has been conducted in Experimental Garden of Agriculture Faculty of Riau University, Campus Bina Widya km 12,5 Simpang Baru Village, Tampan Sub District, Pekanbaru City. This study was conducted from March to July 2017. This study was conducted using a Complete Randomized Design (CRD). The treatments are several types of organic fertilizer consisting of six treatment namely K0: Without composting,  K1: 50 g TKKS compost per polybag, K2: 50 g tofu waste compost per polybag, K3: 50 g coffee skin compost per polybag, K4: 50 g vermicompost per polybag, K5: 50 g kolarhino per polybag. Each treatment was performed three times in 18 experimental units. Data obtained from the observations were analyzed using variance analysis (Anova). Diversity results are followed by Duncan multiple range test at 5% level. The parameters used were the increase of seedling height, the increase of stem diameter, the increase of leaf number, total leaf area, root volume, seedling dry weight and shoot root ratio. The results showed that some kind of organic fertilizers both to the root volume of other parameters such as the increase of seedling height, the increase of stem diameter, the increase of leaf number, total leaf area, seedling dry weight and shoot root ratio. Provision of organic fertilizer vermicompost provide the best results than other organic fertilizer are TKKS, tofu waste, coffee skin and kolarhino.Keywords: Arabica coffee seedling, organic fertilizer, subsoil Inseptisol
PENGARUH KEBAKARAN DAN WAKTU SETELAH TERBAKAR TERHADAP MAKROFAUNA TANAH GAMBUT DI KECAMATAN TELUK MERANTI KABUPATEN PELALAWAN Sugiarto, Sugiarto; Wawan, Wawan; Wardati, Wardati
Jurnal Online Mahasiswa (JOM) Bidang Pertanian Vol 4, No 2 (2017): Wisuda Oktober Tahun 2017
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This study aimed to compare macrofauna of burnt and unburned peat soil and to know the effect of time increase after fire to macrofauna peat soil. This research was conducted by survey method, sampling for soil macrofauna data determined by purposive random sampling method that is by choosing the location in accordance with the purpose of research. The soil samples were taken on unburnt peatland, in peat a week after fires and in peat 4 months after fires with a capture area of 1 m x 1 m at a depth of up to 15 cm taken 6 samples so that there were 18 samples. The data obtained from the results of research and calculations are listed in table form. Then the data is analyzed statistically descriptive. The results of this study indicate the type and number of macrofauna individual soil on peat is not burned more than peat a week after the fire and, peat 4 months after the fire. Time-increasing effects on peat a week after a fire have increased the type and number of macrofauna because macrofauna proliferate in peat 4 months after the fire.Keywords:Macrofauna, Fire and Peat. 
Pengaruh Bio-Slurry Padat dan Pupuk Urea Terhadap Pertumbuhan dan Hasil Tanaman Pakcoy (Brassica rapa L.) Yunarso, Yoseph; Wardati, Wardati
Jurnal Online Mahasiswa (JOM) Bidang Pertanian Vol 5 (2018): Edisi 2 Juli s/d Desember 2018
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This study aims to determine the effect of solid bio-slurry interaction and urea fertilizer as well as get the best dose of the plant pakcoy (Brassica rapa L.). The research has been conducted in Experimental Garden of Agriculture Faculty of Riau University, Campus Bina Widya km 12.5 Simpang Baru Village, Tampan Sub District, Pekanbaru. This research was conducted for 1 month starting from January to February 2018. This research was conducted experimentally with Factorial Random Design (FRD) which consists of 2 factors. The first factor is the provision of bio-slurry consisting of 3 levels, namely: B0 (Without administration), B1 (500 g.m-2), B2 (1000 g.m-2). The second factor was Urea fertilizer consisting of 3 levels: U0 (Without administration), U1 (10 g.m-2), U2 (20 g.m-2) The data obtained were analyzed by fingerprint and tested further by Duncan multiple range test at the 5% level.The parameters observed were plant height, leaf number, leaf area, fresh weight of plant and weight of plant feasible.The results showed that the provision of solid bio-slurry and Urea fertilizer increased plant height, leaf number, leaf area, weight fresh plant and weight is feasible for consumption of pakcoy crops Provision of 1000 g.m-2solid Bio-slurry can increase plant height, leaf number, leaf area, fresh weight of plant and weight of consumption of the plant pakcoy.Urea fertilizer 20 g.m-2can increase plant height, leaf number, leaf area, fresh weight of plant and weight of consumption worth of pakcoy plant.Supply of 1000 g.m-2solid Bio-slurry and Urea 20 g.m-2fertilizer showed better effect on high parameter, leaf number, leaf levers, fresh weight and weight is feasible consumption of pakcoy plants. Keywords: Plant pakcoy, Bio-Slurry solid, urea fertilizer
PENGAPLIKASIAN KOMPOS AMPAS TAHU DAN ENDAPAN EFFLUENT PADA TANAH ULTISOL UNTUK PERTUMBUHAN BIBIT KELAPA SAWIT (Elaeis guineensis Jacq.) DI PEMBIBITAN UTAMA Lukita, Andreas; Wardati, Wardati
Jurnal Online Mahasiswa (JOM) Bidang Pertanian Vol 4, No 1 (2017): Wisuda Februari Tahun 2017
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The research aims to determine the effect of tofu waste compost and effluent precipitate on the growth of oil palm seedlings (Elaeis guineensis Jacq.) and to determine the precise dose Ultisol soil in the main nursery. This research was conducted at the experimental station of Agriculture Faculty, University of Riau on February to May 2016. This research was arranged on using Completely Rendomized Design (CDR) with two factorial. Factor I is application of tofu waste compost : A0 (without tofu waste compost), A1 (10 tons/ha), A2 (20 tons/ha), A3 (30 tons/ha). Factor II is application effluent precipitate : E0 (without effluent precipitate), E1 (15 tons/ha),         E2 (30 tons/ha), E3 (45 tons/ha) and replicated 3 times, so obtained 48 unit experiment. Parameter observed were the accretion of plant heigh, accretion of leaves number, accretion of stump diameter, root volume, root shoot ratio and dry weight. The result showed that giving tofu waste compost dose 10 tons/ha and effluent precipitate 45 tons/ha give the best effect on the growth of oil palm in main nursery. The giving tofu waste compost increase accretion of plant heigh, accretion of leaves number, root volume and dry weight with get the best dose 10 tons/ha. The giving effluent precipitate the increase accretion of leaves number, accretion of stump diameter, root volume and dry weight with get the best dose 45 tons/ha. Keywords: Oil palm seedling, Tofu waste compost, Effluent precipitate,Ultisol soil 
PENGARUH KOMBINASI ABU JANJANG KELAPA SAWIT DENGAN PUPUK UREA TERHADAP PERTUMBUHAN BIBIT KAKAO (Theobroma cacao L.) DI TANAH GAMBUT Kristian H, Kristian H; Wardati, Wardati; Rustam, Rusli
Jurnal Online Mahasiswa (JOM) Bidang Pertanian Vol 5 (2018): Edisi 1 Januari s/d Juni 2018
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The purpose of this research is to know the effect of the combination of oil palm bunch ash with urea fertilizer on the growth of cocoa seedlings (Theobroma cacao L.) in peat soil and to know the best dose. This research was conducted in experimental garden of Agricultural Faculty of University of Riau on December 2016 until March 2017. This research method used non factorial Complete Random Design (RAL) consisting of 6 treatments and 3 replications. The treatments consisted of 4 g AJKS + 0.5 g Urea, 4 g AJKS + 1 g Urea, 4 g AJKS + 2 g Urea, 8 g AJKS + 0.5 g Urea, 8 g AJKS + 1 g Urea and 8 g AJKS + 2 g Urea. Parameters observed were; plant height, number of leaves, stem diameter, leaf area, root volume, ratio root crown and dry weight of cocoa seedlings. The data obtained were analyzed statistically by using vocabulary and then tested further with DNMRT test at 5% level. The combination of AJKS with urea fertilizer in peat soil significantly affected the diameter of stem, root volume. However, the effect was not significant on plant height, number of leaves, stem diameter, leaf area, ratio root crown and dry weight of cocoa seedlings. The results of this study indicate that giving AJKS combination with urea fertilizer with dose 8 g AJKS + 2 g urea in peat soil produces the best growth of cocoa seedlings. Keywords : Oil palm bunch ash, Urea fertilizer, Peat soil, Cocoa
RESPON TANAMAN TOMAT (Lycopesicum esculentum MILL.) TERHADAP APLIKASI KOMPOS DAUN AKASIA Sartono, Davit; Wardati, Wardati; Isnain, Isnain
Jurnal Online Mahasiswa (JOM) Bidang Pertanian Vol 5 (2018): Edisi 2 Juli s/d Desember 2018
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1. Mahasiswa Fakultas Pertanian Universitas Riau2. Dosen Fakultas Pertanian Universitas Riau  Tomatoes are seasonal vegetable crops that consumed in a fresh food and contain vitamins and minerals. In 2015 tomato production in Riau Province decreased by 27 tons from 2014 due to the conversion of agricultural land and unproductive land. This study aims to determine the effect of acacia leaf compost application and get the best dose that can increase the growth and yield of tomato plants. Field experiments were performed using a completely non factorial randomized design (RAL) with three replications. The doses of acacia leaf compost used were 10 ton.ha-1, 20 ton.ha-1  dan 30 ton.ha-1. The data obtained were analyzed by analysis of variance (ANOVA) using SAS application program. The data were significantly different then tested further by testing duncans new multiple range test (DNMRT) at 5% level. Parameters observed were plant height, flowering age, age of first harvest, number of fruit, weight per fruit, fruit twining and fruit weight per plant. The results showed that acacia leaf compost treatment did not give significant effect to plant height parameters, flowering age, harvest age, weight per fruit, and fruit girth. Parameters that show the real effect of the number of fruit and weight of fruit per plant. Keywords : Acacia leaf compos and tomatoes
Kelimpahan Mesofauna Tanah pada Tegakan Tanaman Karet (Havea brasiliensis Muell. Arg) di Tanah Gambut yang Ditumbuhi dan tidak Ditumbuhi Mucuna bracteata Purwanto, Eko; Wawan, Wawan; Wardati, Wardati
Jurnal Online Mahasiswa (JOM) Bidang Pertanian Vol 4, No 1 (2017): Wisuda Februari Tahun 2017
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This study aims to determine the abundance (type and amount) soil mesofauna and rubber tree growth (Havea brasiliensis Muell. Arg) in peat soil with different conditions of Mucuna bracteata. This research has been conducted in peat soil at social plantation area of PT. RAPP Teluk Meranti from January to March 2016. Analysis soil mesofauna and analysis soil carried out in the laboratory of soil science, Faculty of Agriculture, University of Riau. This research used purposive random sampling namely in rubber contained Mucuna bracteata life, Mucuna bracteata dead and without Mucuna bracteata. Determining the plant sample was randomly with diagonal method in order to get 5 rubber trees that are Mucuna bracteata life, 5 Mucuna bracteata dead and 5 without Mucuna bracteata. Data obtained from the calculation and interpretation of the data be stated in tables and analyzed statistically descriptive. The research show that in stands of rubber trees in the peat soil contained Mucuna bracteata life shows number of individual, family and population density (Kp) soil mesofauna is highest compared with Mucuna bracteata dead and without Mucuna bracteata. Abundance of soil mesofauna highest in rubber tree stands on peat soil which are Mucuna bracteata life dominated by the family Macrohelidae, Mucuna bracteata dead dominated by the family Macrohelidae and without Mucuna bracteata dominated by the family Hirudisomatidae. The rubber tree that is Mucuna bracteata life having the average circle stems is larger compared with Mucuna bracteta dead and without Mucuna bracteata. Keywords: soil mesofauna, rubber tree, peat soil and Mucuna bracteata