Ramdy Dastama, Hendri Sahputra, Evi Julianita Harahap
{"title":"Pengaruh Panjang Entres terhadap Keberhasilan Sambung Pucuk pada Tanaman Alpukat (Persea americana Mill.)","authors":"Ramdy Dastama, Hendri Sahputra, Evi Julianita Harahap","doi":"10.36490/agri.v5i1.223","DOIUrl":"https://doi.org/10.36490/agri.v5i1.223","url":null,"abstract":"\u0000Pendahuluan: Tanaman alpukat berasal dari dataran rendah atau tinggi Amerika Tengah dan diperkirakan masuk ke Indonesia pada abad ke-18, secara resmi antara tahun 1920-1930 indonesia telah mengintroduksi 20 varietas alpukat dari Amerika Tengah dan Amerika Serikat. Beragamnya hasil produksi dan kualitas buah alpukat dapat diperbaiki dengan metode sambung pucuk. Sambung pucuk merupakan salah satu cara perbanyakan tanaman dengan pertautan batang bawah dengan entris sehingga menjadi satu tanaman tunggal. Penelitian ini bertujuan untuk mengetahui pengaruh dari berbagai panjang entris terhadap keberhasilan sambung pucuk pada tanaman alpukat. \u0000Metode Penelitian: Penelitian ini dilakukan di Balai Benih Hortikultura Tanaman Pangan dan Perkebunan Saree Kabupaten Aceh Besar dengan metode Rancangan Acak Lengkap (RAL) non faktorial dengan empat taraf perlakuan yaitu panjang entris 7 cm= E1, 10 cm= E2, 13 cm= E3, dan 16 cm= E4. Parameter yang diamati berupa persentase sambung hidup, persentase entris dorman, persentase entris mati, jumlah daun dan jumlah tunas. \u0000Hasil Penelitian: perlakuan panjang entris berpengaruh nyata pada parameter jumlah daun dan jumlah tunas. Perlakuan terbaik menunjukkan pada taraf panjang entris 13 cm dengan persentase sambung hidup 88%. \u0000","PeriodicalId":283412,"journal":{"name":"Agrinula : Jurnal Agroteknologi dan Perkebunan","volume":"131 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2022-03-08","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"115897723","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Respon Tanaman Sawi Caisim (Brassica Juncea L.) Pada Umur Bibit Dan Tingkat Nutrisi Yang Berbeda Dengan Sistem Hidroponik","authors":"Heppy Kardiani Zebua, Yunida Berliana","doi":"10.36490/agri.v5i1.413","DOIUrl":"https://doi.org/10.36490/agri.v5i1.413","url":null,"abstract":"\u0000Pendahuluan: Dewasa ini permintaan hasil pertanian berupa sayuran mengalami peningkatan khususnya tanaman sawi (Brassica juncea) yang memiliki pangsa pasar yang luas. Akan tetapi hasil produksi yang tidak maksimal membuat tanaman tersebut hanya tersebar di pasar lokal. Metode hidroponik merupakan alternatif yang dapat digunakan untuk meningkatkan pertumbuhan dan produksi tanaman tersebut sehingga dapat memenuhi permintaan konsumen. \u0000Metode Penelitian: Penelitian ini menggunakan Rancangan Acak Lengkap (RAL) Faktorial. Variabel perlakuan terdiri dari Faktor Umur Bibit B1 (7 hr), B2 (14 hr), B3 (21 hr) dan Faktor Tingkat nutrisi, yaitu 1000 ppm (A1), 1500 ppm (A2) dan 2000 ppm (A3). Jenis tanaman yang digunakan sawi caisim (Brassica juncea L.). Parameter yang diamati meliputi pengamatan pertumbuhan tanaman meliputi lebar daun, panjang daun serta pengamatan produksi dilakukan setelah panen dengan menimbang berat basah keseluruhan tanaman. Metode analisis data yag digunakan yaitu Deskriptik kuantitatif. \u0000Hasil Penelitian: Hasil analisa statistik menunjukkan bahwa tidak ada perbedaan yang nyata untuk lebar daun, panjang daun dan berat basah tanaman sawi. umur bibit dan tingkat nutrisi terhadap pertumbuhan dan produksi sawi caisim (brassica juncea l.) terbaik pada sistem hidroponik pada lebar daun dan panjang daun pada perlakuan dengan umur bibit B2 (14 hari) dan tingkat nutrisi A1 (1000 ppm) sedangkan berat basah hasil produksi tanaman sawi caisim terbaik pada umur bibit B3(21 hari) dan tingkat nutrisi A2 (1500 ppm). \u0000 \u0000Kata Kunci : Hidroponik, Sawi, Nutrisi \u0000 ","PeriodicalId":283412,"journal":{"name":"Agrinula : Jurnal Agroteknologi dan Perkebunan","volume":"15 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2022-03-08","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"126431179","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Pengaruh Sumber Stek Dan Kadar Kalium Terhadap Pertumbuhan Dan Produksi Ubi Jalar (Ipomoea Batatas)","authors":"Rizka Ismayanti","doi":"10.36490/agri.v5i1.416","DOIUrl":"https://doi.org/10.36490/agri.v5i1.416","url":null,"abstract":"\u0000Pendahuluan: Ubi jalar (Ipomoea batatas L.) termasuk ke dalam kelompok umbi-umbian yang mempunyai potensi cukup penting sebagai sumber bahan pangan substitusi. Pemberian KCL dapat meningkatkan produksi dan ketahanan tanaman terhadap penyakit, dijelaskan juga bahwa peranan utama kalium dalam tanaman adalah sebagai aktivator berbagai enzim. Untuk mengetahui pengaruh pupuk KCl terhadap produksi ubi jalar. Untuk mengetahui pengaruh interaksi bahan stek dan pupuk KCl terhadap produksi ubi jalar. \u0000Metode Penelitian: Penelitian ini dilakukan untuk mengetahui pertumbuhan dan hasil ubi jalar pada berbagai sumber stek dan pemberian pupuk kalium yang dilaksanakan di Tunggorono, Binjai mulai bulan November 2021 sampai dengan Februari 2022 menggunakan Rancangan Acak Kelompok faktorial dengan 2 faktor. Faktor pertama adalah berbagai sumber stek yaitu S1 = Stek pucuk, S2 = Stek batang, sedangkan faktor kedua adalah pupuk kalium dengan dosis K0 = Tanpa pupuk, K1 = 50kg/Ha,dan K2 = 100kg/ Ha. \u0000 \u0000Hasil Penelitian: Hasil penelitian menunjukkan bahwa pupuk kalium memperlihatkan bahwa perlakuan KCl berpengaruh tidak nyata terhadap berat umbi per sampel, dimana perlakuan tertinggi K2 (100kg/ha) 371,73g di ikuti dengan perlakuan K1(50kg/ha) 366,75 dan kdi ikuti dengan perlakuan K0 (tanpa pupuk) 356,75g. Tetapi perlakuan KCl berpengaruh nyata terhadap berat umbi per plot dimana perlakuan tertinggi di peroleh K0 (tanpa pupuk) 2709,17g tidak berbeda nyata dengan perlakuan K1 (50kg/ha) 2656,81g dan berbeda nyata dengan perlakuan K2 (100kg/ha) 2569,58g dan perlakuan Stek berpengaruh nyata terhadap berat umbi per plot dimana perlakuan tertinggi S1 (Stek pucuk) 2693,22g dan tidak berbeda nyata terhadap perlakuan S2 (Stek Batang) 2597,15g. ","PeriodicalId":283412,"journal":{"name":"Agrinula : Jurnal Agroteknologi dan Perkebunan","volume":"42 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2022-03-08","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"128842619","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Quantifying Physicochemical Properties of Honey Collected from Different Floral Sources of Islamabad and Mardan Regions","authors":"K. Tariq, Sabira Iqbal, M. Ali","doi":"10.36490/agri.v5i1.195","DOIUrl":"https://doi.org/10.36490/agri.v5i1.195","url":null,"abstract":"\u0000Introduction: Honeybee (Apis mellifera ) is known for pollination and honey production. There are some physicochemical properties through which the honey identifies. The current study was aimed to study the physiochemical characteristics of different honey sources collected from Islamabad and Mardan districts of Pakistan according to the prescribed international standards. \u0000Materials and Methods: This study was conducted in Honey Analysis Laboratory, Honey Bee Research Institute (HBRI), National Agriculture Research Center (NARC) Islamabad, to evaluate the physicochemical properties of honey collected from different floral sources of Islamabad and Mardan regions. The total of 12 honey samples of mellifera L. were tested. In this study 12 honey samples were collected from beekeepers of Islamabad and Mardan area. Physicochemical analysis such as moisture content, pH, electrical conductivity, free acidity, total soluble solids, density and pollen analysis were carried out. \u0000Results: showed that some of the samples have high value for moisture, pH and electrical conductivity while the other parameters were in normal range. Results of the physicochemical properties show the following range of values for moisture content (1.36-1.55%), pH (3.72-6.61), EC (0.1-1.1), acidity (10-30 meq/kg), total sugars (76.2-78.8%), density (1.23-1.46 kg/l), and pollen analysis showed multiple floral samples. \u0000","PeriodicalId":283412,"journal":{"name":"Agrinula : Jurnal Agroteknologi dan Perkebunan","volume":"8 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2021-12-14","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"116977593","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
P. Diana, Husnarika Febriani, Melfa Aisyah Hutasuhut
{"title":"Vegetation Analysis of Invasive Plants in Batang Gadis National Park Resort 7 Sopotinjak","authors":"P. Diana, Husnarika Febriani, Melfa Aisyah Hutasuhut","doi":"10.36490/agri.v5i1.171","DOIUrl":"https://doi.org/10.36490/agri.v5i1.171","url":null,"abstract":"\u0000Introduction: The purpose of this study was to determine the type and diversity of invasive plants in Batang Gadis National Park (BGNP). \u0000Materials and Methods: This study was conducted in Batang Gadis National Park Resort 7 Sopotinjak, Mandailing Natal from February until April 2021. This study using the quadratic method by making transects and each transect is divided into 8 plots. Laying plots by purposive sampling as many as 8 plots. \u0000Results: BGNP Resort 7 had the invasive plants consisted of 12 families, 20 species and 1287 individuals. The highest species was found in Melastoma malabathricum L (230) and the highest important value index was found in Strobilanthes reptans (35.82%), while the species with the lowest significance index was Ageratum conyzoides (3.40%). The invasive plant diversity index was categorized as moderate (H'= 2.43). \u0000","PeriodicalId":283412,"journal":{"name":"Agrinula : Jurnal Agroteknologi dan Perkebunan","volume":"17 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2021-09-29","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"129688686","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Billy Yudha Syahputra, R. Razali, Yunida Berliana, Ahmad Nadhira
{"title":"The Effect of Beans Position of the Fruit and Liquid Organic Fertilizer on the Cocoa Seedlings","authors":"Billy Yudha Syahputra, R. Razali, Yunida Berliana, Ahmad Nadhira","doi":"10.36490/agri.v4i2.186","DOIUrl":"https://doi.org/10.36490/agri.v4i2.186","url":null,"abstract":"\u0000Introduction: This study was aimed to examine the effect of beans positions of the fruit and Liquid Organic Fertilizer (LOF) on the growth of the cocoa seedlings (Theobroma cacao ) in early nurseries. \u0000Materials and Methods: This study was conducted at the agricultural experiment land, Universitas Tjut Nyak Dhien, Medan Helvetia District, Medan City from April to June 2020. This study used a Randomized Block Design (RBD) within two factors. The first factor was beans position of the fruit (B0= peduncular, B1= median, B2= apical). The second factor was LOF application (D0= un-treated, D1= 3 ml.l-1, D2= 5 ml.l-1). The variables including radicle length, seedlings height, number of leaves, leaf area, stem diameter, and root fresh weight were then processed using ANOVA and BNT at the rate of 5%. \u0000Results: The beans position of the cocoa fruit was an insignificant effect on all parameters of seedlings. LOF application was significant on seedlings height at 4, 6, and 8 weeks after planting (WAP) and also the number of leaves at 8 WAP, but it had an insignificant effect on radicle length, leaf area, stem diameter, and root fresh weight. The interaction of beans position of the fruit and LOF application on the vegetative growth of cocoa seedlings in the early nursery also did insignificant in all parameters of this study. \u0000","PeriodicalId":283412,"journal":{"name":"Agrinula : Jurnal Agroteknologi dan Perkebunan","volume":"35 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2021-09-28","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"131985699","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"The Diversity of Ferns (Pteridophyta) in North Sumatera (Case Study: Batang Gadis National Park Resort 7 Sopotinjak)","authors":"Nurul Lita Handayani, Husnarika Febriani, Melfa Aisyah Hutasuhut","doi":"10.36490/agri.v4i2.167","DOIUrl":"https://doi.org/10.36490/agri.v4i2.167","url":null,"abstract":"\u0000Introduction: Ferns (Pteridophyta) are plant communities that have an ecological function as ground cover vegetation. The purpose of this research types of ferns (Pteridophyta) and the diversity index of ferns found in the Batang Gadis National Park Resort 7 Sopotinjak, Batang Natal Sub-district, Mandailing Natal District, North Sumatra Province. \u0000Materials and Methods: Descriptive survey method using quadratic plot of 24 plots in three transects. \u0000Results: It was found that five from 28 species of dominant fern were: Asplenium nidus, Asplenium normale, Shaeropteris glauca, Oleandra undulate, and Asplenium lobulatum. The diversity index of ferns (Pteridophyta) of 2.494 and was categorized as moderate, which means that the ferns (Pteridophyta) are stable, this indicates that the ecosystem is in a fairly balanced state. \u0000 \u0000 ","PeriodicalId":283412,"journal":{"name":"Agrinula : Jurnal Agroteknologi dan Perkebunan","volume":"19 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2021-08-26","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"131146749","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Sri Mariani Siagian, Husnarika Febriani, Melfa Aisyah Hutasuhut
{"title":"Macroscopic Fungi Exploration in Batang Gadis National Park Resort 7 Mandailing Natal District, North Sumatra","authors":"Sri Mariani Siagian, Husnarika Febriani, Melfa Aisyah Hutasuhut","doi":"10.36490/agri.v4i2.169","DOIUrl":"https://doi.org/10.36490/agri.v4i2.169","url":null,"abstract":"\u0000Introduction: Macroscopic fungi are simple plants that are often found growing wild in the wild. This study aims to determine the types of macroscopic fungi, to recognize the beneficial and harmful macroscopic fungi in Batang Gadis National Park Resort Area 7. \u0000Materials and Methods: A descriptive survey method with deliberate sampling using line transects, namely using a plot with a size of 20 m x 20 m as many as 36 plots and the distance of each plot is 10 m. \u0000Results: Found in 32 types of macroscopic fungi were obtained which belong to 11 families, such as: Polyporaceae, Ganodermatacea, Marasmiaceae, Stereaceae, Hygrophoraceae, Amanitaceae, Tricholomataceae, Russulaceae, Auriculariaceae, Sparassidaceae, and Psathyellaceae. The diversity index (H') of macroscopic fungi was 2.92 (medium). There are three types of macroscopic fungi that are consumed by the human in Sopotinjak Village as food and traditional medicine, and seven types that are not consumed because they contain toxins. There are 22 other species, namely Trametes cimulata, Lentinus tigrinus (Bull) Fr, Polyporus sp., Hygrophorus psittacinus, Trymyces sp., Hygrophorus aurantica (Wulfen), Polyporus sp.2, Collybia sp., Russula sp., Trametes sp.1, Ganoderma sp, Trametes sp.2, Stereum sp., Lignosus rhinocerus, Trametes versicolor (L), Trametes sp.3, Sparasis crispa (Wulfen), Hygrocybe conica (Schaeff), Polyporus sp.3, Trametes sp.4, Stereum hirsutum (Willd) Gray, Microporus xanthopus (Fr) Kuntze, and Tametes sp.5. \u0000","PeriodicalId":283412,"journal":{"name":"Agrinula : Jurnal Agroteknologi dan Perkebunan","volume":"21 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2021-08-13","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"125175923","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"The Effect of Shallot Extract and Auxin-Plant Growth Regulators on the Growth of Mucuna bracteata D.C.","authors":"Silvana Prameswari, B. Pratomo","doi":"10.36490/agri.v4i2.164","DOIUrl":"https://doi.org/10.36490/agri.v4i2.164","url":null,"abstract":"\u0000Introduction: This study aims to obtain concentration of shallot extract (Allium cepa ) and growth regulators to increase growth of Mucuna bracteata. Mucuna is a land cover plant that must be planted in oil palm plantation areas. It is very important to be able to cover the planting area. \u0000Materials and Methods: This study used two factorial in randomized block design. The first was concentration of shallot extract per 100 ml distilled water consists of 4 levels, such as control (B0), 10 cc (B1), 20 cc (B2), 30 cc (B3) and the second was the auxins-plant growth regulator consists of 4 levels: Control (G0), 100 ppm (G1), 200 ppm (G2), 300 ppm (G3). Data analyzed with ANOVA with a significant 5% and continued with the DMRT using SAS version 9.1.3. \u0000Results: It was found that effect of concentration of shallot extract had a significant effect on survival percentage of Mucuna bracteata at a concentration of 10 cc (B2) after opening the lid at four weeks after planting (WAP) and did not change until 8 WAP. Likewise, the number of leaves at the control concentration (B0) at the age of 6 WAP, and a concentration of 10 cc (B1) at the age of 7-8 WAP. The concentration of growth regulators and their interactions did not significantly affect the survive percentage and number of leaves in Mucuna bracteata. \u0000","PeriodicalId":283412,"journal":{"name":"Agrinula : Jurnal Agroteknologi dan Perkebunan","volume":"29 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2021-08-03","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"116701290","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Enda Sabda Gentri Sembiring, Julaili Irni, R. Sitinjak, B. Pratomo
{"title":"Growth Response of Mucuna Cuttings to Concentration and Duration of Soaking Shallot Extract","authors":"Enda Sabda Gentri Sembiring, Julaili Irni, R. Sitinjak, B. Pratomo","doi":"10.36490/agri.v4i2.162","DOIUrl":"https://doi.org/10.36490/agri.v4i2.162","url":null,"abstract":"\u0000Introduction: This study aims to determine the growth response of Mucuna bracteata cuttings to the concentration and duration of soaking shallot extract. \u0000Materials and Methods: This study used a factorial Randomized Block Design (RBD) with two factors, namely: shallot extract concentration (P) consists of 4 levels, include P0= untreated, P1= 10 ml, P2= 20 ml, P3= 30 ml, meanwhile the soaking time (Q) consists of 4 levels, such as Q0= momentarily dipping, Q1= 15 minutes, Q2= 30 minutes, Q3= 45 minutes. The data was processed by ANOVA and if significant, then further tested with Duncan Multiple Range Test (DMRT) at the rate of 5%. \u0000Results: The concentration of shallot extract, soaking time and their interaction had a very significant effect on the survival percentage of Mucuna bracteata D.C. cuttings. The highest survival percentage of cuttings of Mucuna bracteata on the effect of shallot extract concentration and soaking time was obtained in the P0Q0, P0Q1, and P3Q2 treatments after the lid was opened at 4 weeks after planting. In the number of leaves also had significant effect in the interaction of two factors \u0000","PeriodicalId":283412,"journal":{"name":"Agrinula : Jurnal Agroteknologi dan Perkebunan","volume":"21 11","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2021-07-26","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"131613528","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}