Agrotrop Journal on Agriculture Science最新文献

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Daya Adaptasi Lalat Buah (Bactrocera calumniata H.) pada Tanaman Inang Cucurbitaceae pada Dataran Tinggi di Bali
Agrotrop Journal on Agriculture Science Pub Date : 2023-05-30 DOI: 10.24843/ajoas.2023.v13.i02.p03
I. G. D. Gunastra, I. Susila, N. N. Darmiati
{"title":"Daya Adaptasi Lalat Buah (Bactrocera calumniata H.) pada Tanaman Inang Cucurbitaceae pada Dataran Tinggi di Bali","authors":"I. G. D. Gunastra, I. Susila, N. N. Darmiati","doi":"10.24843/ajoas.2023.v13.i02.p03","DOIUrl":"https://doi.org/10.24843/ajoas.2023.v13.i02.p03","url":null,"abstract":"Adaptability of Fruit Flies (Bactrocera calumniata H.) to Cucurbitaceae Host Plants in the Highlands of Bali. Plants from the Cucurbitaceae family are one of the host plants for fruit flies. Plants grow in the highlands and lowlands. One of the pests of the Cucurbitaceae family is Bactrocera calumniata. Symptoms of fruit attacked by B. calumniata are having small holes that ooze fluid caused by the puncture of the ovipositor of female fruit flies and fruit that is attacked after a long time becomes soft in texture and smells rotten. The research was conducted in Candikuning Village, Tabanan Regency and Pancasari Village, Buleleng Regency, Bali Province. Based on research showed that zucchini and cucumber were attacked by fruit flies of the type B. calumniata. Abundance of population, percentage of females, and percentage of damage were more on zucchini plants than cucumber plants. So the adaptability of the fruit fly B. calumniata is better in the zucchini plant compared to the cucumber plant.","PeriodicalId":56241,"journal":{"name":"Agrotrop Journal on Agriculture Science","volume":"29 1","pages":""},"PeriodicalIF":0.0,"publicationDate":"2023-05-30","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"85895803","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}
引用次数: 0
Pemetaan Klasifikasi Iklim Schmidt-Ferguson dan Kesesuaian Agroklimat Tanaman Cabai Merah (Capsicum annuum) di Provinsi Bali
Agrotrop Journal on Agriculture Science Pub Date : 2023-05-30 DOI: 10.24843/ajoas.2023.v13.i02.p02
Gede Sudika, Pratama, Indayati Lanya, Ketut Sardiana
{"title":"Pemetaan Klasifikasi Iklim Schmidt-Ferguson dan Kesesuaian Agroklimat Tanaman Cabai Merah (Capsicum annuum) di Provinsi Bali","authors":"Gede Sudika, Pratama, Indayati Lanya, Ketut Sardiana","doi":"10.24843/ajoas.2023.v13.i02.p02","DOIUrl":"https://doi.org/10.24843/ajoas.2023.v13.i02.p02","url":null,"abstract":"Mapping of Schmidt-Ferguson Climate Classification and Agroclimate Suitability of Red Chili Plant (Capsicum annuum) in Bali Province. Climate tends to be dynamic and changes continuously, as well as climate elements that continue to change in an area. Along with climate change and increasing rain gauge posts, the possibility of changes in climate types based on the Schmidt-Ferguson classification is inevitable. Thus, it is necessary to map the Schmidt-Ferguson climate classification in Bali Province based on data from 1991-2020 to provide an overview of the latest Schmidt-Ferguson climate classification in Bali Province. One of its uses is for the suitability criteria for agroclimatic zones for red chili (Capsicum annuum) plants. This study uses rainfall data from 1991-2020 from BMKG. This distribution data will be used to determine the Schmidt-Ferguson climate type. These results are related to the land suitability requirements for red chili (Capsicum annuum) land crops. GIS mapping will assist in zoning the Schmidt-Ferguson climate type classification area in Bali Province. The results of this study provide an overview of the latest Schmidt-Ferguson climate classification and agroclimatic suitability for red chili (Capsicum annuum) in Bali. There are significant changes when compared to the Schmidt-Ferguson climate classification for the previous period (1981-2010) with the same location and amount of data. Moreover, red chili (Capsicum annuum) plants are generally able to grow throughout the province of Bali, where the most suitable areas are in the northern coastal area.","PeriodicalId":56241,"journal":{"name":"Agrotrop Journal on Agriculture Science","volume":"4 1","pages":""},"PeriodicalIF":0.0,"publicationDate":"2023-05-30","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"79883932","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}
引用次数: 0
Efektivitas Formula Biofungisida dalam Mengendalikan Penyakit Layu Fusarium pada Tanaman Cabai (Capsicum annuum L.) 生物杀菌剂配方在控制辣椒植物中福斯库姆病变的有效方法(Capsicum annuum L)。
Agrotrop Journal on Agriculture Science Pub Date : 2023-05-30 DOI: 10.24843/ajoas.2023.v13.i02.p04
Dea Natalia Karo Purba, Khamdan Khalimi, N. W. Suniti
{"title":"Efektivitas Formula Biofungisida dalam Mengendalikan Penyakit Layu Fusarium pada Tanaman Cabai (Capsicum annuum L.)","authors":"Dea Natalia Karo Purba, Khamdan Khalimi, N. W. Suniti","doi":"10.24843/ajoas.2023.v13.i02.p04","DOIUrl":"https://doi.org/10.24843/ajoas.2023.v13.i02.p04","url":null,"abstract":"The Effectiveness of the Biofungicide Formula in Controlling Fusarium Wilt Disease in Chili Plants (Capsicum Annuum L.). Fusarium oxysporum f.sp. capsici is one of the pathogenic fungi that causes Fusarium wilt disease in chili plants. This disease can be suppressed by Gliocladium sp. as a biological agent that can be used as an active ingredient in biofungicide formulas. Biofungicide is the use of biological agents as active ingredients combined with natural carrier agents to form a biofungicide formula. The purpose of this study was to determine the effect and the best effective dose of the formula Gliocladium sp. in controlling wilt disease caused by F. oxysporum f.sp. capsici. The results of the inhibitory test of Gliocladium sp. against F. oxysporum f.sp.capsici in vitro showed that Gliocladium sp. was able to inhibit the growth of the fungus F. oxysporum f.sp. capsici with an inhibitory percentage of 98.96 when compared to the control. The results of the test of the effectiveness of the biofungicide formula in controlling wilt disease in vivo showed that the biofungicide formula at a dose of 2 grams per plant was able to reduce the percentage of fusarium wilt from 100% to 0%.","PeriodicalId":56241,"journal":{"name":"Agrotrop Journal on Agriculture Science","volume":"14 1","pages":""},"PeriodicalIF":0.0,"publicationDate":"2023-05-30","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"76323899","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}
引用次数: 0
Pengujian Konsorsium Mikroba dalam Upaya Menekan Intensitas Penyakit Hawar Daun (Botrytis squamosa Walker.) pada Tanaman Bawang Merah (Allium ascalonicum L.) 测试微生物结合体,以抑制洋葱植物(Allium ascalonicum L)病根的强度。
Agrotrop Journal on Agriculture Science Pub Date : 2023-05-30 DOI: 10.24843/ajoas.2023.v13.i02.p01
Lilis Irmawatie, Ida Adviany, D. Maulana, Wilda Aula Laila Zakiyya Khairi
{"title":"Pengujian Konsorsium Mikroba dalam Upaya Menekan Intensitas Penyakit Hawar Daun (Botrytis squamosa Walker.) pada Tanaman Bawang Merah (Allium ascalonicum L.)","authors":"Lilis Irmawatie, Ida Adviany, D. Maulana, Wilda Aula Laila Zakiyya Khairi","doi":"10.24843/ajoas.2023.v13.i02.p01","DOIUrl":"https://doi.org/10.24843/ajoas.2023.v13.i02.p01","url":null,"abstract":"Microbial Consortium Testing to Reduce the Intensity of Leaf Blight (Botrytis squamosa Walker.) on Shallots (Allium ascalonicum L.). Shallots (Allium ascalonicum L.) are a popular horticultural crop that has been grown for centuries. One of the diseases that target the leaves of the shallot plant is Botrytis squamosa Walker. A microbial community is being used to reduce the severity of the fungus Botrytis squamosa Walker's disease. The goal of this study was to see how the microbial consortium affected the severity of leaf blight on shallot plants. The shallot cultivar Batu Ijo was employed in this investigation. This study was carried out at Margaasih Village, Cicalengka District, Bandung Regency, from March to June 2022. The Randomized Block Design (RBD) approach was employed in this investigation, which included 5 treatments and 5 replications. Microbiological consortium package A, microbial consortium package B, microbial consortium package C, microbial consortium package D, and controls were utilized in the treatments. This observation yielded parameters such as attack intensity, plant height, number of tubers, and tuber weight. The results demonstrated that the package B microbial consortium, which included the microorganisms Trichoderma sp. and Gliocladium sp. could suppress the severity of leaf blight (Botrytis squamosa Walker.)","PeriodicalId":56241,"journal":{"name":"Agrotrop Journal on Agriculture Science","volume":"126 1","pages":""},"PeriodicalIF":0.0,"publicationDate":"2023-05-30","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"81764084","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}
引用次数: 0
Pengaruh Konsentrasi AB Mix dan Frekuensi Semprot Pupuk Organik Cair (POC) terhadap Pertumbuhan Tanaman Pakcoy (Brassica rapa L.) pada Hidroponik Sistem Deep Floating Technique (DFT) 液体有机肥料(POC)浓度和喷雾频率对巴基斯坦科科植物(Brassica rapa L)生长的影响
Agrotrop Journal on Agriculture Science Pub Date : 2023-01-17 DOI: 10.24843/ajoas.2023.v13.i01.p04
I. M. A. Krisna, Gede Wijana, I. A. P. Darmawati
{"title":"Pengaruh Konsentrasi AB Mix dan Frekuensi Semprot Pupuk Organik Cair (POC) terhadap Pertumbuhan Tanaman Pakcoy (Brassica rapa L.) pada Hidroponik Sistem Deep Floating Technique (DFT)","authors":"I. M. A. Krisna, Gede Wijana, I. A. P. Darmawati","doi":"10.24843/ajoas.2023.v13.i01.p04","DOIUrl":"https://doi.org/10.24843/ajoas.2023.v13.i01.p04","url":null,"abstract":"Effect of AB Mix Concentration and Frequency of Liquid Organic Fertilizer Spray (POC) on the Growth of Pakcoy (Brassica rapa L.) Plants in the Deep Floating Technique (DFT) Hydroponic System. Pakcoy (Brassica rapa L.) is one of the vegetables that can be cultivated using a hydroponic system. Deep Floating Technique (DFT) hydroponic system is one of the hydroponic techniques in vegetable cultivation by using pools in installations and circulation with slow flow. The nutrients used in hydroponic cultivation are generally AB mix nutrients, but the use of liquid organic fertilizer (pupuk organik cair/POC) in hydroponic vegetable cultivation needs more attention to suppress the use of inorganic fertilizers. The study aims to determine the response of pakcoy growth to the addition of POC and to obtain the concentration of AB mix and the frequency of POC spray which gives the best pakcoy plant growth. This research was carried out from January to March 2021 in a green house with a UV plastic roof in Banjar Gentong, Tegallalang District, Gianyar Regency, Bali. Geographically, it is located at 8°48'38 south latitude and 115°28'04 east longitude at an altitude of 510-550 meters above sea level. The study used a Nested Randomized Block Design where the POC spraying frequency was nested at the concentration of AB mix. The data obtained from the variables were analyzed statistically using analysis of variance (ANOVA) according to the design that was carried out. If the treatment has a significant effect, then the BNT test at the 5% level will be carried out. The addition of POC spraying frequency on pakcoy showed a significant effect, the highest yield ware shown in the addition of POC spraying frequency once every 2 days at all concentration treatment levels. The combination of giving AB mix 1,000 ppm with the POC spraying frequency every 2 days (K3F1) gave the best growth for pakcoy.","PeriodicalId":56241,"journal":{"name":"Agrotrop Journal on Agriculture Science","volume":"26 1","pages":""},"PeriodicalIF":0.0,"publicationDate":"2023-01-17","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"73945666","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}
引用次数: 0
Analisis Potensi dan Status Kerusakan Tanah pada Lahan Kering Berbasis Sistem Informasi Geografis di Kecamatan Baturiti, Kabupaten Tabanan, Provinsi Bali 分析巴塔巴南省塔巴南区的干燥信息系统土地土壤破坏的可能性和状态
Agrotrop Journal on Agriculture Science Pub Date : 2023-01-17 DOI: 10.24843/ajoas.2023.v13.i01.p11
Ni Kadek Yuni Krisnayanti, Ni Made Trigunasih, I. Narka
{"title":"Analisis Potensi dan Status Kerusakan Tanah pada Lahan Kering Berbasis Sistem Informasi Geografis di Kecamatan Baturiti, Kabupaten Tabanan, Provinsi Bali","authors":"Ni Kadek Yuni Krisnayanti, Ni Made Trigunasih, I. Narka","doi":"10.24843/ajoas.2023.v13.i01.p11","DOIUrl":"https://doi.org/10.24843/ajoas.2023.v13.i01.p11","url":null,"abstract":"Analysis of Soil Degradation Potential and Status in Agricultural Dry Land Based on Geographic Information Systems in Baturiti Sub-District. Biomass production activities that do not pay attention to conservation principles can cause soil degradation. This will reduce the productivity of natural resources, forestry and agriculture. The purpose of this research are to determine the potential, status, and distribution of soil degradation on dry land farming in Baturiti Sub-district. The method used on this research is a comparative descriptive method. Based on overlay of land use map, slope map, and soil type map using geographic information system, 9 homogenous land units were obtained. The land use observed was mixed gardens and dry fields with field observations of surface rocks and solum depth. Samples were analyzed in the laboratory to determine bulk density, total porosity, texture, permeability, pH, DHL, and microbial count. Determination of degradation status based on standard criteria of soil degradation. The results showed three classes of potential soil degradation, namely the potential for mild soil degradation at Perean Tengah, medium soil degradation potential at Baturiti, Antapan, Luwus, Bangli, Angseri, Candikuning, and the high potential soil degradation at Antapan. The soil degradation status was found lightly damaged status with permeability limiting factors at Baturiti and partially Antapan, with limiting factors for permeability and composition of fractions at Candikuning and partially Antapan, limiting factors for permeability and porosity total at Perean Tengah.","PeriodicalId":56241,"journal":{"name":"Agrotrop Journal on Agriculture Science","volume":"10 1","pages":""},"PeriodicalIF":0.0,"publicationDate":"2023-01-17","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"86561377","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}
引用次数: 0
Evaluasi Kualitas Tanah Berbasis Sistem Infromasi Geografis di Lahan Sawah Kecamatan Denpasar Timur untuk Menentukan Arahan Pengelolaan 评估基于东部市场安全稻田的地理信息系统,以确定管理方向
Agrotrop Journal on Agriculture Science Pub Date : 2023-01-17 DOI: 10.24843/ajoas.2023.v13.i01.p01
Darryl Christopher Wenas, A. Supadma, I. Dewa, Made Arthagama
{"title":"Evaluasi Kualitas Tanah Berbasis Sistem Infromasi Geografis di Lahan Sawah Kecamatan Denpasar Timur untuk Menentukan Arahan Pengelolaan","authors":"Darryl Christopher Wenas, A. Supadma, I. Dewa, Made Arthagama","doi":"10.24843/ajoas.2023.v13.i01.p01","DOIUrl":"https://doi.org/10.24843/ajoas.2023.v13.i01.p01","url":null,"abstract":"Evaluation of Soil Quality Based on Geographical Information Systems in Paddy Fields of East Denpasar District to Determine Land Management Directions. This study aims to determine soil quality, limiting factors, mapping of soil quality, and provide management directions or recommendations. This research was conducted in the rice fields of East Denpasar District from November 2020 to January 2021. This research was conducted using survey methods, soil analysis in the laboratory, and determination of soil quality. Soil samples were taken by purposive sampling technique on each homogeneous land unit. The homogenous land units determination is done by overlaying the soil types, slope maps and land use of the East Denpasar Subdistrict. Soil quality indicators measured as minimum data sets (MDS): soil bulk density, soil texture, porosity, field capacity water content, pH, C-organic, CEC, base saturation, nutrients (N, P and K), and C-biomass. The results of soil quality determination at each homogenous land units are mapped with QGIS 3.8.3 software and then the land management direction is determined for each homogenous land units. The results showed that the soil quality at the research site was classified as good at SLH 1 (Subak Padanggalak, Biaung, Poh Manis, Temaga, Taman, Dlod Sema and Buaji) and 3 (Subak Buaji, Padanggalak, Temaga, Taman, Anggabaya, Uma Desa and Uma Layu) with SQR values of 24 and 23. SLH 2 (Subak Biaung and Buaji), 4 (Subak Padanggalak), 5 (Subak Taman, Padanggalak and Paang) and 6 (Subak Paang and Saba) showed moderate soil quality with SQR scores were 26, 26, 27 and 27, respectively. The limiting factors in the study area include: N, P, texture, field capacity water content and C-biomass. It is recommended to cultivate the soil using a tractor and fertilize it with manure, urea and SP-36 in paddy fields.","PeriodicalId":56241,"journal":{"name":"Agrotrop Journal on Agriculture Science","volume":"33 1","pages":""},"PeriodicalIF":0.0,"publicationDate":"2023-01-17","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"86760781","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}
引用次数: 0
Uji Efektivitas Ekstrak Daun Awar-Awar (Ficus Septica Burm F) untuk Menghambat Pertumbuhan Jamur Phytophthora infestans Penyebab Penyakit Hawar Daun Tomat 测试葡萄叶提取物(Ficus Septica Burm F)的疗效,以抑制引起番茄叶枯萎病的菌根生长
Agrotrop Journal on Agriculture Science Pub Date : 2023-01-17 DOI: 10.24843/ajoas.2023.v13.i01.p05
Nova Suliyanti Sianturi, Dewa Ngurah Suprapta, N. W. Suniti
{"title":"Uji Efektivitas Ekstrak Daun Awar-Awar (Ficus Septica Burm F) untuk Menghambat Pertumbuhan Jamur Phytophthora infestans Penyebab Penyakit Hawar Daun Tomat","authors":"Nova Suliyanti Sianturi, Dewa Ngurah Suprapta, N. W. Suniti","doi":"10.24843/ajoas.2023.v13.i01.p05","DOIUrl":"https://doi.org/10.24843/ajoas.2023.v13.i01.p05","url":null,"abstract":"Effectiveness of Awar-Awar (Ficus septica Burm F) Leaf Extract to Inhibit the Growth of the Fungus Phytophthora infestans that Causes Tomato Late Blight. Tomato late blight caused by the fungus Phytophthora infestans is one of the main diseases affecting tomato production in the world. Therefore, it needs to be controlled in an environmentally friendly way, one of which is by using vegetable pesticides. Awar-awar leaves are one of the plants whose extracts can be used as vegetable fungicides. This study aimed to examine the potency of awar-awar leaf extract against P. infestans which causes late blight of tomatoes. MIC test and colony test used 10 extract concentrations, namely 0.1%; 0.2%; 0.3%; 0.4%; 0.5%; 0.6%; 0.7%: 0.8%; 0.9%; 1.0% and control. The in vivo test used 8 extract concentrations, namely 0.3%; 0.4%; 0.5%; 0.6%; 0.7%: 0.8%; 0.9%; 1.0% and control. The results showed that the Minimum Inhibitory Concentration (MIC) of awar-awar leaf extract to suppress the growth of P. infestans was 0.3%, which means that it is suitable for use as a vegetable pesticide. Colony test results showed that awar-awar leaf extract was able to inhibit the growth of P. infestans fungal colonies. In vivo awar-awar leaf extract inhibits the growth of fungal colonies and the occurrence of infection, and can be fungicidal to suppress the growth of P. infestans. Extract concentration of 1% can suppress tomato leaf damage by P. infestans by 75.90%.","PeriodicalId":56241,"journal":{"name":"Agrotrop Journal on Agriculture Science","volume":"54 1","pages":""},"PeriodicalIF":0.0,"publicationDate":"2023-01-17","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"87453111","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}
引用次数: 0
Induksi dan Multiplikasi Kalus Eucalyptus sp. pada Berbagai Media Callus Induction Medium (CIM) Secara In Vitro 在各种Callus诱导(CIM)媒介中,诱导和复制桉树桉树
Agrotrop Journal on Agriculture Science Pub Date : 2023-01-17 DOI: 10.24843/ajoas.2023.v13.i01.p07
Baraela Ezra Wijaya, R. Dwiyani, N. Mayadewi
{"title":"Induksi dan Multiplikasi Kalus Eucalyptus sp. pada Berbagai Media Callus Induction Medium (CIM) Secara In Vitro","authors":"Baraela Ezra Wijaya, R. Dwiyani, N. Mayadewi","doi":"10.24843/ajoas.2023.v13.i01.p07","DOIUrl":"https://doi.org/10.24843/ajoas.2023.v13.i01.p07","url":null,"abstract":"Callus Induction and Multiplication of Eucalyptus sp. on Various Media Callus Induction Medium (CIM) In Vitro. Callus induction in vitro can be done by planting specific part of plant such as leaf, root, stem, etc in aseptic condition by using medium that contains 2,4-D, a plat regulator for promoting callus formation. One of the objectives of callus production in vitro is to form secondary metabolites, because eucalyptus is known as a producer of essential oils. This research is an initial study for in vitro production of secondary metabolites for further research. The aim of this study was to determine the most suitable callus induction medium for callus formation and callus multiplication for Eucalyptus grown in vitro. This research was designed as a Completely Randomized Design (CRD), five treatments, repeated five times. Woody Plant Medium (WPM) was used as the basic media.  Several Callus induction Medium (CIM) were used as treatments, i.e. CIM1 = 1 ppm 2,4-D; CIM2 = 1,5 ppm 2,4-D; CIM3 = 2 ppm 2,4-D; CIM4 = 1 ppm NAA+1 ppm BAP; and CIM5 = 2 ppm NAA+ 2 ppm BAP. Variables observed were the time of curly leaf formation, time of the emerging callus, colour and texture of the callus, callus’s weight, callus surface area, the weight of callus after multiplication. The result showed that CIM4 and CIM5 had the fastest emerging callus (7 days after planting), CIM1 and CIM2 formed green and crumb texture of callus, CIM1 produced the highest of callus’s weight, and CIM2 resulted in the highest of callus’s surface area.  In conclusion, the most suitable CIM for callus induction was CIM1, while for callus multiplication was CM2.","PeriodicalId":56241,"journal":{"name":"Agrotrop Journal on Agriculture Science","volume":"57 1","pages":""},"PeriodicalIF":0.0,"publicationDate":"2023-01-17","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"75363811","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}
引用次数: 0
Identifikasi Penanda Masak Fisiologis untuk Panen Benih Mentimun (Cucumis sativus L.) 确定收获黄瓜种子的生理成熟标记(Cucumis sativus L。)
Agrotrop Journal on Agriculture Science Pub Date : 2023-01-17 DOI: 10.24843/ajoas.2023.v13.i01.p06
I. G. P. Antara, A. A. M. Astiningsih, A. A. G. Sugiarta
{"title":"Identifikasi Penanda Masak Fisiologis untuk Panen Benih Mentimun (Cucumis sativus L.)","authors":"I. G. P. Antara, A. A. M. Astiningsih, A. A. G. Sugiarta","doi":"10.24843/ajoas.2023.v13.i01.p06","DOIUrl":"https://doi.org/10.24843/ajoas.2023.v13.i01.p06","url":null,"abstract":"Identification of Physiological Cooking Markers for Cucumber (Cucumis sativus L.) Seed Harvest. Cucumber (Cucumis sativus L.) has a wide adaptability to the environment. Cucumber production in Indonesia has decreased every year. The availability of quality seeds is one of the important factors in increasing the productivity of cucumber plants. This study aims to identify physiological ripening markers, especially in cucumber fruit. This study used a one-factor randomized block design method with 4 levels of treatment at harvesting age of cucumbers, namely 24, 27, 30, and 33 days after flower blooming. The variables observed in this study were; a) identification of fruit and seed maturity markers; 1) fresh weight of fruit (g), 2) fresh weight of 100 seeds (g), 3) oven dry weight of 100 seeds (g), 4) seed moisture content (%), and 5) fruit color development; b) testing of seed quality; 1) seed germination (%) and 2) seed germination vigor (%).The results showed that the right harvest time based on the character of the fruit and seeds to produce quality seeds for cucumber plants was 27 days after the flowers bloom. The character of the fruit at that time was shiny green with a yellow tinge and reached the maximum fresh weight, while the character of the seeds at that time was bright yellow seeds, with a fresh weight of 100 seeds was 3,95g and an oven dry weight of 100 seeds was 1,51g reaching the maximum weight. And seed moisture content at the age of 27 with the lowest percentage. The quality of cucumber seeds harvested when physiologically ripe was obtained with the highest average values such as seed germination (93.17%) and simultaneous growth vigor (81.83%).","PeriodicalId":56241,"journal":{"name":"Agrotrop Journal on Agriculture Science","volume":"68 1","pages":""},"PeriodicalIF":0.0,"publicationDate":"2023-01-17","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"76527622","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}
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