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PENGKAJIAN RAKITAN TEKNOLOGI USAHATANI MINAPADI-AZOLLA DENGAN PEMANFAATAN BIOMASS DI LAHAN SAWAH IRIGASI Setyorini, Dwi; Hardini, Dini; Arifin, Zaenal
Jurnal Pengkajian dan Pengembangan Teknologi Pertanian Vol 14, No 1 (2011): Maret 2011
Publisher : Jurnal Pengkajian dan Pengembangan Teknologi Pertanian

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Abstract

Assessments on Technology Package of Paddy-Cum-Fish-Azolla Culture Using Biomass in Irrigation Land: To maintain or increase agricultural production of environmentally friendly technologies needed in efforts to manage natural resources effectively and efficiently in terms of ecology and economics. The aim of this study is to obtain a farming package of mina rice farm-azolla appropriate in irrigated land. Assessment carried out in Mojosari, in April to October 2000. Randomized block design with 4 replications was used as the experimental design. The treatment consisted of a package of technology of mina rice: A = mina rice technology package, B =mina rice-azolla technology package and C = mina rice-azolla with row planting. The assessment indicated that, mina rice should use azolla to add fertilizer N and to get harvesting higher from the tile. While the growth of nila fish will be faster if done using row planting “Legowo System”. Analysis showed that production of rice and fish is higher due to mina rice-azolla with row planting, however, the highest return is on mina rice-azolla using tile cultivation system which R/C is 1.68.Untuk mempertahankan atau meningkatkan produksi pertanian yang ramah lingkungan diperlukan teknologi dalam upaya pengelolaan sumberdaya alam secara efektif dari segi ekologi dan efisien dari segi ekonomi. Tujuan pengkajian ini adalah untuk mendapatkan paket usahatani minapadi-azolla yang sesuai di lahan sawah irigasi. Pengkajian dilakukan di Mojosari, pada April sampai dengan Oktober 2000. Rancangan percobaan menggunakan rancangan acak kelompok dengan 4 ulangan. Perlakuan penelitian terdiri dari paket teknologi minapadi: A=paket teknologi minapadi, B=paket teknologi minapadi-azolla, dan C=paket teknologi minapadi-azolla jajar legowo. Hasil pengkajian menunjukkan bahwa usahatani minapadi di lokasi kajian sebaiknya menggunakan azolla untuk menambah pupuk N dan untuk mendapatkan hasil ubinan yang lebih tinggi. Sedangkan pertumbuhan ikan nila lebih cepat bila usahatani minapadi dilakukan dengan menggunakan sistem tanam jajar legowo. Analisis usahatani minapadi-azolla jajar legowo menghasilkan produksi padi dan ikan lebih tinggi, tetapi keuntungan tertinggi dihasilkan pada usahatani minapadi-azolla dengan sistem tanam tegel dengan R/C 1,68.
The change in cholesterol content of long chain fatty acid egg during processing and its influence to the Rattus norvegicus L. blood cholesterol content Hardini, Dini; Yuwanta, Tri; ., Zuprizal; ., Supadmo
Indonesian Journal of Animal and Veterinary Sciences Vol 11, No 4 (2006)
Publisher : Indonesian Animal Sciences Society

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (59.694 KB) | DOI: 10.14334/jitv.v11i4.535

Abstract

Egg containing long chain unsaturated fatty acids is a functional food, because it is highly nutritious and could prevent diseases, (omega 3 and 6) such as coronary heart attack. The research was aimed to measure the change of egg cholesterol content  during proceesing: frying, oiless frying and boiling and their influence to the blood plasma cholesterol of normal and hypercholesterolemia rat. Seven treatments of egg yolk were frying at 170°C for 3 min (welldone = GM), and 1min (half medium fried = GSM) using deep fryer , oilless frying at 70°C for10 min (fried = TM), and 6 min (half fried = TSM) using Teflon pan, and boiling at 100°C for 10’ (boiled = RM) dan 4 min (half boiled = RSM) using pan provided with thermoregulator and a fresh omega egg as a control. The Completely randomized design was apllied for 4 weeks research period. The data from different treatments were analyzed by Orthogonal Contrast. Fifty 2 months old male rats Rattus norvegicus L. separated in 2 groups; normal and hypercholesterolemia (blood cholesterol > 200 mg dl-1). The rats were placed in individual cage, fed 15 g h-1 day-1 and water drinking ad libitum. The ration was composed of 90% basal commercial feed BR II and 10% egg yolk was given to each animal at 20% of live weight. Factorial 2 x 7 of completely randomized design was applied. The data were analyzed by ANOVA and Duncan’s Multiple Range Test. Processsing method of egg affected to cholesterol content of egg, The lowest and the highest cholesterol contents were observed in TSM (0.30 g/100g) and GM (0.37 g/100g), respectively. Biological test using Rattus norvegicus L rat showed that either fresh and processed long chain fatty acid egg decreased plasma cholesterol.  The highest and the lowest decreases of cholesterol content were found in the group consumed RSM (8.64%) and GM (1.77%) for normal rat; and control (46.3%) followed by RSM (44.53%) and GM (24.86%), respectively.  To maintain normal cholesterol and decrease cholesterol content of cholesterolemian, the omega egg should be consumed in fresh or half boiled egg. Key Words: Cholesterol, Omega-3, Omega-6, Rattus norvegicus L.