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JURNAL ILMU PERTANIAN

AGRIUM
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Published by Universitas Muhammadiyah Sumatera Utara

ISSN : 08521077 EISSN : 24427306 DOI : -

Core Subject : Agriculture,

Agriculture, Biological Sciences & Forestry

Jurnal Ilmu Pertanian "AGRIUM" adalah publikasi ilmiah yang diterbitkan dua kali dalam setahun untuk mengkomunikasikan hasil-hasil penelitian ataupun review yang dirancang sebagai sarana komunikasi untuk para ilmuwan/peneliti yang terkait dengan bidang pertanian.

Arjuna Subject : -

Articles 296 Documents

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STUDI PEMBUATAN MANISAN KERING KULIT BUAH SEMANGKA (Citrullus Lanatus) Mhd.Iqbal Nusa; Misril Fuadi; Surya Sanjaya
AGRIUM: Jurnal Ilmu Pertanian Vol 18, No 3 (2014)
Publisher : UNIVERSITAS MUHAMMADIYAH SUMATERA UTARA

The objectives of this research was to study the effects of adding sugar concentrations and the drying duration of Water melon Fruit skin candy to quality aspects of products. The study was conducted by using a Completed Randomized Design Factorial two factors and two reflications. The first factors were level sugar concentration as G1=40%; G2=50%,G3=60%, and G4=70%. The second factors were the duration of drying as L1= 10 hours, L2=12 hours, L3= 14 hours, and L4= 16 hours. The results showed that the adding sugar concentrations caused the different effect significantly to Total Soluble Solid (TSS), rendemen, moisture content, texture, and taste. The drying duration caused the different effect significantly to Total Soluble Solid (TSS), rendemen, moisture content, texture, and taste. Interaction effects of factors did not cause the different significantly to the all parameters. The adding sugar concentrations of 40% and drying duration 10 hours obtained the best quality of Water melon fruit skin candy.Keywords: sugar consentration, drying duration, quality of Water melon fruit skin candy

PERLAKUAN BENIH DAN PEMUPUKAN TERHADAP PERTUMBUHAN BIBIT KAKAO (Theobroma cacao L.) TSH 858 Alridiwirsah ,; Asritanarni Munar; Fitri Anggun Sari
AGRIUM: Jurnal Ilmu Pertanian Vol 17, No 1 (2011)
Publisher : UNIVERSITAS MUHAMMADIYAH SUMATERA UTARA

AbstractThe study aims to evaluate the growth response of cocoa seedlings by stripping the pulp and seed husks in cocoa and Bayfolan fertilizer. The design used was factorial randomized block design with two factors were studied, namely: Seed Treatment Factor (K) consists of three levels, ie K1 = stripping lime pulp with water immersion, K2 = stripping pulp by rubbing ashes, K3 = partial stripping of the epidermis, and the provision of fertilizer Bayfolan factor (B) is divided into three levels, namely B1 = 2 ml / liter of water, B2 = 3 ml / liter of water, and B3 = 4 ml / liter of water. While the parameters measured were plant height, leaf number, stem diameter, leaf area, wet weight and wet weight on the bottom. The results showed that seed treatment showed a marked influence on plant height parameters ages 4, 6, 8 and 10 weeks after moving planting (MSPT), the number of leaf age of 4, 6 and 8 MSPT, and stem diameter MSPT age 8, but did not differ parameter significant at age 10 MSPT leaf number, stem diameter ages 4, 6 and 10 MSPT, leaf area, as well as wet weight. While the treatment of fertilizer Bayfolan showed different effects are not real at all parameter above observations. In the interaction shows a significantly different effect on the parameters of high-cocoa seedlings MSPT age 10, but not significant different in other observational parameters.Keywords: cocoa seedling, growth response,bayfolan, Theobroma cacao L.

PENINGKATAN PRODUKSI TANAMAN KEDELAI (Glycine max L.) DENGAN PEMBERIAN PUPUK TSP DAN PUPUK HAYATI FENG SHOU Alridiwirsah ,; Sri Utami; Dwi Elisda Wulandari
AGRIUM: Jurnal Ilmu Pertanian Vol 16, No 3 (2011)
Publisher : UNIVERSITAS MUHAMMADIYAH SUMATERA UTARA

AbstractThis study aims to determine the increase in production of soybean (Glycine max L.) with provision of fertilizers and fertilizer TSP Feng Shou and their interactions using Randomized Design Group (RAK) factorial with two factors studied, namely: TSP fertilizer (T) which consists of three extent that to = Without Giving, T1 = 36 g / plant and T2 = 48 g / plant fertilizer while Feng Shou (F) which consists of 3 standard are: F0 = Without Giving, F1 = 8 ml / plot and F2 = 16 ml / plot. TSP fertilizer as the first factor and fertilizer Feng Shou as a second factor.Key words: Production, Soybean, fertilizer TSP, Feng Shou

STRATEGI PENGEMBANGAN IKAN NILA(Oreochoromis niloticus) Gustina Siregar; Hendra Sunarno; Samsidar .
AGRIUM: Jurnal Ilmu Pertanian Vol 18, No 3 (2014)
Publisher : UNIVERSITAS MUHAMMADIYAH SUMATERA UTARA

Increased production of tilapia farming as the main priority can be done through the application of SWOT Analysis Method. The method involves review of business location and optimization of workforce to improve production. Method used in this research is case method. The research was conducted at Desa Ujung, Singkil, Aceh Singkil District, Aceh Province. The samples were taken using purposive sampling method. Data collection in this research consists of primary data taken from interview and analyzed using SWOT analysis method and secondary data obtained from Singkil SDO, Aceh Singkil district. The results of the research through descriptive SWOT analysis show that matrix value of internal factor at 0,33 while matrix value of external factor at 0,379, the use of ST (Strengths and Threats) analysis indicates the company to be able to overcome the threats using the strengths from internal factor. Strategy used to gain long term opportunities can be done through utilization of internal strengths using diversification method. Keywords :Tilapia, SWOT Analysis, Internal Factor, External Factor.

GRAFTING MALEAT ANHIDRAT PADA KARET ALAM SIKLIS (CYCLIC NATURAL RUBBER/CNR) DENGAN INISIATOR DICUMYL PEROKSIDA Eddiyanto ,; M. Said Siregar; Ichlas Rawo Syaputra
AGRIUM: Jurnal Ilmu Pertanian Vol 17, No 2 (2012)
Publisher : UNIVERSITAS MUHAMMADIYAH SUMATERA UTARA

AbstractThe research on the degree of grafting of maleic anhydride (MA) on Cyclic Natural Rubber/CNR with the initiator Dicumyl Peroxide (DCP) has done. Grafting process carried out by reflux in a flask technique coupled with the base of the condenser and oil bath at a temperature of (105-110)°C, variations in the concentration of MA (3, 6, 9, 12, 15) phr, DCP variation inisiator concentration (0.05; 0.1; 0.15) molar ratio and variation in time (15, 30, 60, 90) minutes. Determination of the degree of grafting is then performed by the method of titration and FTIR spectra analysis to determine the grafting of MA on CNR chain. The results showed that the MA-g-CNR occurs at 15 phr comparison with the degree of grafting of 0.12% for the variation of the concentration of MA; 0.15 molar ratio to the degree of grafting of 0.07% for the variation in concentration of DCP inisiatior; 90 minutes with a degree grafting of 0.14% for the time variation.Keywords: grafting, cyclic natural rubber, maleic anhydride, dicumyl peroxide

PERSEPSI MASYARAKAT KAMPUS TERHADAP KAMPUS YANG BERWAWASAN LINGKUNGAN (ECO-CAMPUS) DI UNIVERSITAS MUHAMMADIYAH SUMATERA UTARA Hadriman Khair
AGRIUM: Jurnal Ilmu Pertanian Vol 17, No 1 (2011)
Publisher : UNIVERSITAS MUHAMMADIYAH SUMATERA UTARA

AbstractThis study was aimed to determine the level of understanding and caring campus community towards environmentally sustainable campus in the University Muhamadiyah North Sumatra. Some 408 respondents were interviewed using a questionnaire. The data is obtained has been analyzed using descriptive analysis, perception analysis, factor analysis and test data quality. The results showed that majority of respondents familiar with what is Environmentally sound campus or Eco-Campus. The descriptive analysis shows that the majority of respondents were aged 17-21 years, male, college students and recent high school education. In the analysis of the perception there are 403 respondents who know about environmentally sustainable campus while the rest do not. For the factor analysis KMO test value obtained for 0.891 (great for the meticulous sampling), commonality 0.464 to 0.715, total variance is 59.765, and the eigenvalue criterion of 59 percent. In the quality test data on the reliability of the test can be of value for Cronbach's Alpha 0.875 is greater than the basic standard Cronbach's Alpha 0.870 which can be deduced That the grains realibel questions. Based on the results of this study, environmentally sustainable campus can be a shared desire campus community at UMSU to get a cool atmosphere, beautiful and comfortable.Keywords: Perception, Campus environmentally sound, Eco-Campus

RESPON PERTUMBUHAN BIBIT KAKAO (Theobroma cacao L.) DENGAN PEMBERIAN PUPUK HAYATI Bio-Extrim PADA BERBAGAI MEDIA TANAMAN Aidi Daslin Sagala; Sri Utami; Abdul Suhendra Damanik
AGRIUM: Jurnal Ilmu Pertanian Vol 17, No 1 (2011)
Publisher : UNIVERSITAS MUHAMMADIYAH SUMATERA UTARA

AbstractGrowth response of Cocoa Seed (Theobroma cacao L.) has been conducted with provision of Bio-Fertilizer Biological extreme Planting In Various Media, using a randomized block design (RBD) factorial with two factors. The first factor is the various types of growing media M0: Soil Topsoil, M1: Land Topsoil + cow manure (1: 1), M2: Land Topsoil Compost + (1: 1). The second factor of liquid biological fertilizer (Bio-extreme) is E0: no treatment (control), E1: 5 cc / liter of water, E2: 10 cc / liter of water. Observation parameters of plant height (cm), number of leaves (pieces), stem diameter (mm), leaf area (cm), wet weight of the top and bottom of the plant (crown and root) (g). M2 treatment DMRT test results (soil + Compost Topsoil) showed an increase in plant growth 12MSPT age. Treatment of biological fertilizers and Bio-extreme (E) E2 treatment (10 cc / liter of water)) showed an increase in plant growth 12MSPT age. The interaction between M x E showed no obvious effect on all parameters of the observations. Visual enhancement of plant growth was obtained on treatment M2E2.Keywords: growth response, cocoa,bio-feltilizer, bio-extrim

PENGARUH PROGRAM DESA MANDIRI PANGAN TERHADAP TINGKAT PENDAPATAN PETANI JAGUNG Sasmita Siregar; Armansyah ,; Syafrina Dewi
AGRIUM: Jurnal Ilmu Pertanian Vol 17, No 3 (2012)
Publisher : UNIVERSITAS MUHAMMADIYAH SUMATERA UTARA

AbstractThe research conducted using the case study method (Case Study). Results of hypothesis testing using multiple linear regression R-square of 0.82 which indicates that it simultaneously (synchronously) no significant effect between capital and labor to the income level of farmers' maize affect the rest of 82% is influenced by other variables outside of variables studied. From the test results were statistically obtained multiple R value of 0.90% means that overall there is a close relationship between capital and labor to the income level of farmers' maize is supported by the F-calculated value is greater than the F-table at the level of 95 % (0.05 α). Partially no effect on the level of capital income of corn farmers with value t count> t-table of the 95% confidence level.While labor has no effect on the level of income of corn farmers. Implementation of the program was to improve the welfare of the community, especially at the level of farmers' income has gone well according to the needs of farmers in the village. Test results with an average difference test found that the level of income disparity between village farmers who participate in food security programs and income of farmers who do not follow the food security program of the Village 17.23 t count> t-table of 2.04 at level 95 %

PEMBUATAN SHORTENING DARI CAMPURAN RBD STEARIN DENGAN MINYAK INTI SAWIT SECARA GLISEROLISIS MENGGUNAKAN KATALIS ENZIM LIPASE DARI DEDAK PADI Masyura M. D.
AGRIUM: Jurnal Ilmu Pertanian Vol 16, No 3 (2011)
Publisher : UNIVERSITAS MUHAMMADIYAH SUMATERA UTARA

AbstractGlycerolysis reaction involves intramoleculer and intermolecular exchange of acyl groups among triglicerides resulting in the changes on the physical and chemical properties of the result triglicerides. Preparation shortening of the mixture of stearin RBD and palm kernel oil by glycerolysis using lipase enzyme as catalyzed from rice bran, in order to obtain the products that that meets the quality standards of shortening the measurement of melting point analysis was performed. The shortening produced from the mixture of the stearin RBD and palm kernel oil by glycerolysis in the mol ratio of 1:1:4, 2:2:4, 3:3:4 and 4:4:4 the melting poit was 37.2, 38.5, 40.2 and 41.50C respectively, the solid fat content at 400C was 1.80, 2.50, 5.38 and 6.15% respectively. The study indicated that rice bran as source of lipase enzyme can be use as a catalyst by glycerolysis reaction in shortening preparation.Keywords: shortening, rbd stearin, palm kernel oil, glyserolisys, lipase.

PROSPEK AGRIBISNIS INDUSTRI RUMAH TANGGA TEMPE DI KOTA MEDAN Muhammad Thamrin; Rakhmad Amin Nasution
AGRIUM: Jurnal Ilmu Pertanian Vol 18, No 3 (2014)
Publisher : UNIVERSITAS MUHAMMADIYAH SUMATERA UTARA

Prospects for agri-research purposes fermented soybean home industry is to determine the factors that affect demand and supply fermented soybean, in this study in terms of demand and supply. Sampling method using stratified random sampling. Analysis method using multiple linear regression. The results of the study for the simultaneous demand factor is no significant effect between the level of income, tastes, number of dependents and the expectation of future fermented soybean demand is equal to 95% and 82% for supply factors simultaneously which means no real effect between prices fermented soybean, soy price , technology, and government policy towards the fermented soybean offers Calculate the value of the F-count > F-table at the 95% confidence level. Partially for demand and supply factors affect the income variable with value t count>t table while the other variable demand factors (taste, number of dependents and future expectations), supply factors (fermented soybean prices, technology and government policy) has no effect with the calculated value of t-count<t-table at the 95% confidence level. Keywords: Demand, Supply, fermented soybean

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