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Pengaruh Kemasan, Kondisi Ruang Simpan dan Periode Simpan terhadap Viabilitas Benih Caisin Brassica chinensis L.) Esti Rahayu; Eny Widajati
Jurnal Agronomi Indonesia (Indonesian Journal of Agronomy) Vol. 35 No. 3 (2007): Jurnal Agronomi Indonesia
Publisher : Indonesia Society of Agronomy (PERAGI) and Department of Agronomy and Horticulture, Faculty of Agriculture, IPB University, Bogor, Indonesia

The objective of this trial was to determine the effect of the best packaging material, storage room condition and storage period for the seed viability of caisin. The trial was conducted at the seed laboratory of the Department of Agronomy and Horticulture, Faculty of Agriculture, Bogor Agriculture University in March- October 2005. The experiment was arranged in completely randomized design with three factors. The first factor was packaging materials (paper, polyethylene and aluminum foil); the second factor was storage room conditions (ambient room, Air Conditioned (AC) room and refrigerator); the third factor was storage periods (0, 3, 6, 9, 12 and 15 weeks). The result of this research showed that packaging materials gave significant effect on the dry weight of normal seedling. Storage periods gave very significant effect on germination percentage, dry weight of normal seedling, maximum growth capacity, and vigor index. The interaction between packaging materials, storage room conditions and storage periods gave very significant efflect on germination rate. Based on the dry weight of normal seedling, polyethylene and aluminum foil package gave the same result, on the other hand paper package gave the lowest dry weight of normal seedling than that aluminum foil package. Based on the germination percentage, dry weight of normal seedling, maximum growth capacity, and vigor index the seed viability of caisin did not decrease, even after 15 weeks of storage period. Key words : Packaging materials, storage periods and seed viability

ANALISIS NILAI RELIGIUS NOVEL WO AI NI, ALLAH KARYA VANNY CHRISMA W. DAN PELAKSANAAN PEMBELAJARAN DI KELAS XI SMA Esti Rahayu
SURYA BAHTERA Vol 3, No 30 (2015): Jurnal Surya Bahtera
Publisher : Pendidikan Bahasa dan Sastra Indonesia

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (30.733 KB)

Penelitian ini bertujuan untuk mendeskripsikan: (1) tema dan fakta cerita, (2) nilai religius novel Wo Ai Ni, Allah karya Vanny Chrisma W., (3) dan rencana pelaksanaan pembelajaran novel Wo Ai Ni, Allah karya Vanny Chrisma W. di kelas XI SMA. Objek penelitian ini adalah teks novel Wo Ai Ni, Allah karya Vanny Chrisma W. fokus penelitian ini berupa tema dan fakta cerita, dan nilai religius. Teknik pengumpulan data dalam penelitian ini adalah teknik pustaka. Teknik yang digunakan untuk menganalisis data novel Wo Ai Ni, Allah karya Vanny Chrisma W. adalah teknik analisis isi. Teknik yang digunakan untuk penyajian hasil adalah metode informal. Berdasarkan hasil penelitian dapat disimpulkan (1) tema dan fakta cerita (tokoh dan penokohan, alur, dan latar) novel Wo Ai Ni, Allah karya Vanny Chrisma W. yang meliputi: (a) tema: perjalanan mencari keberadaan Tuhan yang dilakukan gadis kecil dari amanah seorang ayahnya sampai ia menemukan Islam sebagai jawabannya, (b) tokoh terbagi menjadi dua yaitu tokoh utamanya Amei Chan dan tokoh tambahannya Tan Tio, Mei Hwa, Husain, dan ustadz Rohim, (c) alur maju (d) latar terbagi menjadi empat yaitu latar waktu: malam hari, sore hari, pagi hari, setengah jam kemudian, dua bulan kemudian dan tengah malam yang sepi, latar tempat: terjadi dibeberapa tempat di Surabaya, latar sosial budaya: pengajian rutin di Masjid, dan latar suasana: senang, sedih, dan ketakutan; (2) nilai religius novel Wo Ai Ni, Allah karya Vanny Chrisma W. digolongkan menjadi tiga meliputi: akidah: Iman kepada Allah, Iman kepada Kitab, dan Iman kepada Rosul, akhlak: bersyukur, menerima hidayah, tolong menolong, dan berbakti kepada orang tua, syariah: perintah memakai jilbab,dan menjaga diri dari seorang yang belum mahram; (3) Pembelajaran novel Wo Ai Ni, Allah karya Vanny Chrisma di kelas XI SMA dengan menggunakan model pembelajaran diskusi. Langkah-langkah pembelajaran: peserta didik dikelompokan menjadi empat anggota tim disesuaikan subtopik yang dibahas, setiap kelompok diberi materi subtopik yang berbeda, membentuk kelompok ahli. Kelompok ahli terbentuk diambil dari salah satu orang dari kelompok asal, tim ahli mendiskusikan subtopik yang telah dibagikan, setelah selesai, tim ahli tiap anggota kelompok kembali ke kelompok asal dan berdiskusi dengan teman satu tim asal. Kata kunci: Tema dan Fakta Cerita, Nilai Religius, dan Pembelajaran.

Penerapan pemakaian baychrome – 2420 sebagai bahan penyamak krom pada kulit domba/kambing (wet blue) Lutfie Muchtar; Hernadi Surip; Esti Rahayu; Heru Budi Susanto; Karyono Karyono
Majalah Kulit, Karet, dan Plastik Vol 12, No 25 (1998): Majalah Barang Kulit, Karet, dan Plastik
Publisher : Center for Leather, Rubber, and Plastic Ministry of Industry, Indonesia

The objective of this research was to know the shrinked temperature of wet blue from goat an sheep skins that tanned by baychrome 2420, and for know amount of Cr2O3 was absorbed and axpelled. It was used 40 pieces goat and sheep skins (wet salted) preserved were tanned until wet blue used chromosal B and baychrome 2420 as chrome tanning and the others auxiliary material were Na2S, lime, Oropon OR, NACl, HCOOH, H2SO4 etc. The results of this research showed that baychrome 2420 can used as material chrome tanning that wished for wet blue was the mean of shrinked temperature 100,670C, mean of Cr2O3 content 3,99%, and mean of Cr2O3 residue was expelled 1,54 g/l. INTISARI Penelitian ini bertujuan untuk mengetahui tingkat kemasakan (shrinked temperature) kuit wet blue dari kulit kambing / domba yang dimasak dengan baychrome 2420, serta untuk mengetahui jumlah Cr2O3 yang terserap dan terbuang. Dengan menggunakan 40 lembar kulit kambing / domba awet garaman diproses hingga wet blue dengan menggunakan chromosal B dan baychrome 2420 sebagai bahan penyamak krom serta bahan pembantu diantaranya Na2S, kapur, oropon OR NaCl, HCOOH, H2SO4, dan lain-lain. Dari hasil penelitian didapatkan bahwa baychrome 2420 dapat digunakan sebagai bahan penyamak yang menghasilkan wet blue dengan suhu kerut rata-rata 100,670C, kadar Cr2O3 rata-rata 3,99 % serta Cr2O3 yang terbuang rata-rata 1,54 g/l.

Kulit ikan balida sebagai industri bahan baku industri barang kulit Muchtar Lutfie; Esti Rahayu; Widhiati Widhiati
Majalah Kulit, Karet, dan Plastik Vol 14, No 26 (1999): Majalah Barang Kulit, Karet, dan Plastik
Publisher : Center for Leather, Rubber, and Plastic Ministry of Industry, Indonesia

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.20543/mkkp.v14i26.295

This study is aimed at detecring of physical properties (tensile strength and elongation) of balida fosh skin lather (Natopterus chitala sp). Material used in this study is nfive sides from Pontianak (West Kalimantan). They were then tracted with Chromosal B as tanning agent and Irgata I.V as retanning agent to be finitshed leather. On testing the finished leather it is found that there is not aby significant different betweeb the dry and salted balida fish skin leather on their fisical properties of tensile strength and clongation, the mean of tensile streght of dry preserved balida skin lather and salied balida akin leather of which respect tively are 226,82 kg/cm2 and 43,2% respecrively. Viewed from thye test result, it is obviously that balida skin leather to be used material pf leather goods. INTISARI Penelitian ini bertujuan untuk mengetahyu sifat fixis (kekuatan tarik dan kemuluran) kulit jadi kulit ikan balida (Natopterus vhitala sp). Dengan menggunakan 5 lembar kulit ikan balida aweyan kering dan 5 lembar awertan garaman yang berasal dari Pontianak (Kalimantan Barat) disamak hingga kulit jadi dengan menggunkan Choromosal B sebagai bahan penyamak dan Irgatan LV sebagai bahan penyamak ulang (retanning). Kulit jadi hasil penelitian diuji, didapatkan kekuatan tarik dan kemuluran yang tidak ada beda nyata antara awetan kering dan awetan garam, dengan nilai rataa n kekuatan tarik asal awetan kering :226, 85kg/cm2 dan awetan garam : 234,07kg/cm2, nilai rataan jemukurasn 46,8% dan 43,2%. Dilihat dari hasil uji kulit jadi dari kulit ikan balida bias dimanfaatkan untuk bahan baku industry barang kulit.

Penelitian jumlah penggunaan bating agent pada penyamakan kulit sarung tangan (fashion glove) dari kulit kelinci Muchtar Lutfi; Widhiati Widhiati; Esti Rahayu; Kasmin Nainggolan
Majalah Kulit, Karet, dan Plastik Vol 9, No 16 (1994): Majalah Barang Kulit, Karet, dan Plastik
Publisher : Center for Leather, Rubber, and Plastic Ministry of Industry, Indonesia

The objective of this research is to identify the quatity of bating agent used in tanning rabbit skins to be glove leather, to make use rabbit skins which can not be tanned to fur rabbit skin leather. The materials used in this research were of 40 pieces of lokal salt preservated rabbit skins originated from Yogyakarta having quality III and IV. They were grouped into four and the groups consisted of ten pieces each were tanned to be fashion glove leather using 4% formaline as pretanning agent and followed by chrome tanning agent as the retanning agent. Before carrying out both tanning processes bating was done on them using Pancreol Bate as bating agent. The quantity of bating agent added was varried as 0,65%, 1,2%, 1,8% and 2,4%. The process used was of usually carried - out by IRDLAI. The leather produced were tested on their sotfness, with sheepskin glove leather was used as the measuring- rod; their tensile strength resistance and flexibility with SII. 0061 – 74 (Quality and test method for goatsheep skin glove and garment leather) as the standard of comparison. The test results were statistically evaluated. A conclusion can be down from this research that by using 0,6% Pancreol Bate on bating process, soft glove leathers having good tensile strength and flexibility which fulfill the requirements of SII. 0061 - 74 can be produced.

Pengaruh konsentrasi pigmen indigo pada pewarnaan (dyeing) dan pengulangan warna (topping) pada kulit bludru Emiliana Kasmudjiastuti; Sofia Budi Cahyani; Esti Rahayu; Subandriyo Subandriyo
Majalah Kulit, Karet, dan Plastik Vol 23, No 1 (2007): Majalah Kulit, Karet, dan Plastik
Publisher : Center for Leather, Rubber, and Plastic Ministry of Industry, Indonesia

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.20543/mkkp.v23i1.324

Paste indigo pigment having blue colour was produced from fermentation of indigofera tinctoria leaves and twigs. Having was very popular dye and was used especially in textile industries and leather industries of fur. The aim of the study was to the optimum concentration of indigo pigmen on dyeing of suede leather. The materials used in study were crust suede leather, indigo pigmen, wetting agent, soda ash, ammonia, formic acid sulfonated oil, and redactors such as palm sugar. The dying of leather using indigo pigmen was principally similar with common dyeing and pH of indigo is 11.5, however pH on several steps must adjusted. Variation of the concentration of in dyeing was 0.5, 1, and 1.5% respectively. Performance test were of conducted for dye penetration, colour rub fastness (dry, wet), sweat resistant, and sun light resistant for 6, 13, and 20 hours respectively. The results showed that the optimum concentration of pigmen indigo was 9% dyeing and 1 % for topping with level dye, indicated appropriate penetration dye into the cross-section leather, no fading was performed by dry colour fastness test (score 4/5) and wet colour fastness test (score 4), good sweat resistant (score 5), no colour fading on the exposure to sun light for 20 hours (score 4). Keywords: Indigofera tinctoria, pigment, indigo, “suede” leather. ABSTRAK Pasta pigmen indigo merupakan zat warna biru yang dihasilkan dari fermentasi daun dan ranting tanaman Indigofera tinctoria. Pemanfaatan pigmen indigo pernah popular terutama dalam industri tekstil dan pernah pula digunakan untuk pewarnaan kulit terutama pada kulit samak bulu (fur). Tujuan penelitian adalah untuk mendapatkan konsentrasi optimum pigmen indigo pada proses pewarnaan kulit suede (bludru). Bahan penelitian terdiri atas kulit kras bludru dari kulit kambing, pigmen indigo, bahan pembasah, soda abu, amoniak, asam formiat, minyak sulfonasi dan reduktor (gula merah). Pewarnaan kulit menggunakan pigmen indigo pada prinsipnya sama dengan proses perwarnaan kulit pada umumnya, tetapi karena pigmen indigo bersifat basa (pH = 11,5), maka pH pada beberapa tahapan proses perlu diatur. Variasi konsentrasi pigmen indigo pada pewarnaan kulit berturut-turut 3,6, dan 9% dan konsentrasi pigmen indigo pada topping berturut-turut 0,5; 1,0; dan 1,5%. Uji mutu kulit hasil pewarnaan meliputi uji kerataan warna, tembus cat, ketahanan gosok cat (kering dan basah), ketahanan keringat, dan ketahanan terhadap sinar mathari selama berturut-turut 6, 13, dan 20 jam. Hasil penelitian menunjukkan bahw akonsentrasi optimum dicapai pada penggunaan 9% pigmen indigo pada dyeing dan 1% pada topping dengan hasil pewarnaan rata, warna cukup tembus kedalam penampang kulit, tidak luntur terhadap ketahanan gosok cat secara kering (nilai 4/5) dan secara basah (nilai 4), ketahanan terhadap keringat sangat baik (nilai 5), dan warna tidak pudar oleh sinar matahari selama 20 jam (nilai 4). Kata kunci: Indigofera tinctoria, pigmen indigo, kulit kras bludru.

Perbedaan jenis bahan penyamak terhadap sifat fisik kulit katak bull frog Mochtar Lutfie; Meiyanti Meiyanti; Esti Rahayu; Nur Endah
Majalah Kulit, Karet, dan Plastik Vol 12, No 23 (1997): Majalah Barang Kulit, Karet, dan Plastik
Publisher : Center for Leather, Rubber, and Plastic Ministry of Industry, Indonesia

The Obyective of this research is to study the effects of various tanning agents on the qualities of leather made from Bull Frog skin. Fifteen pieces of wet salted Bull Frog from Malang were tanned with several tanning agents, wich are mineral (10% Chromosal B), vegetable (10% Mimosa extract) and synthetic tensile strengths and elongations. Its turned out that vegetable tanning agent gave the higest tensile strength (279,62 kg/cm2), while mineral tanning agent gave the lowest one (183.04 kg/cm2). It showed that the type of tanning agent used significantly effects the tensile strength of the leather produced (p ≤ 0.005). On the other hand, mineral tanning agent gave the higest elongation (105.20%). While vegetable tanning agent gave the lowest one (91.20%). This result implied that the type of tanning agent used has a significant effect on the elongation (p ≤ 0.01). INTISARI Penelitian ini bertujuan untuk mengetahui kulit jadi dari kulit katak Bull Frog yang disamak dengan berbagai jenis bahan penyamak. Dengan menggunakan 15 lembar kulit kata Bull Frog awet garam basah yang berasal dari daerah Malang, disamak hingga kulit jadi dengan menggunakan bahan penyamak mineral (10% Chromosal B), nabati (20% minosa ekstrak) dan sintetis (20% Irgatan LV). Kulit jadinya diuji secara fisis tentang kekuatan tarik dan kemuluran. Didapatkan hasil kekuatan tarik yang tertinggi adalah yang menggunakan bahan penyamak nabati (279,62 kg/cm2), yang terendah bahan penyamak mineral (183,04 kg/cm2), yang berarti penggunaan bahan penyamak yang berbeda berpengaruh nyata (p ≤ 0,05) terhadap kekuatan tarik. Hasil uji kemuluran nilai tertinggi didapatkan pada penyamakan yang menggunakan bahan penyamak mineral (105,20 %) dan terendah oleh bahan penyamak nabati (91,20%). Perbedaan bahan penyamak berpengaruh sangat nyata (p ≤ 0,01) terhadap kemuluran.

Pengaruh ammonia sebagai “killing agent” pada pengecatan bulu kulit kelinci Bambang Oetojo; Muchtar Lutfi; Esti Rahayu
Majalah Kulit, Karet, dan Plastik Vol 4, No 8 (1989): Majalah Barang Kulit, Karet, dan Plastik
Publisher : Center for Leather, Rubber, and Plastic Ministry of Industry, Indonesia

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.20543/mkkp.v4i8.455

The objective of this research is to find out the effluence of ammonium hydroxide as killing agent to the uniformity and fintness of the colour of rabbit fur after dyeing. This research made use of 27 pieces of green salted rabbit skin having white colour. In killing process the rabbit fur was treated recpectively in a liquar of 10, 15 and 20 cubic centimetres of ammonium hydroxide of 22% strength in one litre of water, furthermore the fur was dyed. The dyed fur was visually examined for the uniformity and fitness of the colour of the dyed fur, and physically tested for the rub fastness of the dye.The highest value of rub fastness achieved by the dyed rabbit fur treated in 20 cubic centimetres of ammonium hydroxide in one litre of water. It advisable to use 20 cubic centimetres of ammonium hydroxide of 22 % strength in one litre of water as killing agent in rabbit fur dyeng process.

Pengaruh jumlah Cr2O3 terhadap kelemasan kulit atasan sepatu dari kulit biawak finish natural Muchtar Lutfie; Widhiati Widhiati; Esti Rahayu
Majalah Kulit, Karet, dan Plastik Vol 12, No 22 (1996): Majalah Barang Kulit, Karet, dan Plastik
Publisher : Center for Leather, Rubber, and Plastic Ministry of Industry, Indonesia

The study is aimed at detecting the amount of Cr2O3 in percent added in the tanning of lizard skins for natural finished shoe upper leather. The materials used in this study are 36 pieces of dry preservated lizard skins which are tanned to natural finished shoe upper leather, while the tanning agent used are Cr2O3 that added in veried amount as 0,5 %; 1,0 %; 1,5 % and 15 % Basyntan DLX. Using varian’s analysis, it is found that there is a significant difference in the softness of the leather caused by the amount of Cr2O3 added. The use of 1,5% Cr2O3 obviously shows the best result. INTISARI Penelitian ini bertujuan untuk mengetahui jumlah Cr2O3 (%) yang digunakan pada penyamakan kulit biawak untuk kulit atasan sepatu finish natural. Dengan menggunakan 36 lembar kulit biawak yang diawet kering diproses untuk kulit jadi untuk kulit atasan sepatu dengan finish natural. Bahan penyamak yang digunakan adalah Cr2O3 dengan variasi 0,5 %; 1,0 %, 1,5 % serta 15 % Basyntan DLX. Dengan menggunakan analisa varias’s ternyata didapatkan ada beda sangat nyata kelemasan akibat pengaruh perbedaan jumlah Cr2O3 yang diberikan. Penggunaan 1,5 % Cr2O3 adalah jumlah yang terbaik.

HUBUNGAN STATUS GIZI DENGAN USIA MENARCHE PADA REMAJA PUTRI Esti Rahayu; Hikmatul Khoiriyah
Jurnal Kesehatan Vol 7 No 2 (2023): Jurnal Kesehatan September 2023
Publisher : Akbid Wirabuana

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.55919/jk.v14i7.125

According to the World Health Organization (WHO) the age range for menarche in adolescents is between the ages of 10-19 years. The results of the 2018 Riskesdas show that the average age of menarche in Indonesia is 13 years, with an earlier occurrence at the age of less than 9 years or later until the age of 17. The research method used was cross sectional. This research was conducted at SMPN 3 Batanghari Nuban with a total sample of 63 respondents. The results obtained from the 63 respondents studied were 50 respondents with good nutrition and abnormal menarche age, 48 respondents in the age category <12 years and > 14 years. In this study, it was found that the age of menarche was highest in the age group <12 years. In addition, many adolescents with good nutritional status had menarche <12 years. Relationship between nutritional status and menarche age. Factors that affect the age of menarche are not only nutritional status but there are several other factors including environment, socio-economic, exposure to visual videos and others. It is hoped that more in-depth research will be carried out on other factors that influence the age of menarche. Keywords : Menarche, Teenager, Age At Menarche, Nutritional Status

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