Journal of Environmental Engineering and Landscape Management最新文献

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IMPACT OF LULUCF ACCOUNTING RULES FOR CLIMATE CHANGE MITIGATION GOALS: WINNING OR LOSING? LULUCF会计准则对减缓气候变化目标的影响:输赢?
IF 1.3 4区 环境科学与生态学
Journal of Environmental Engineering and Landscape Management Pub Date : 2023-08-02 DOI: 10.3846/jeelm.2023.19466
V. Kazanaviciute, R. Dagiliūtė
{"title":"IMPACT OF LULUCF ACCOUNTING RULES FOR CLIMATE CHANGE MITIGATION GOALS: WINNING OR LOSING?","authors":"V. Kazanaviciute, R. Dagiliūtė","doi":"10.3846/jeelm.2023.19466","DOIUrl":"https://doi.org/10.3846/jeelm.2023.19466","url":null,"abstract":"Land use, land-use change, and forestry (LULUCF) sector plays an important role in climate change mitigation as long-term goal of carbon neutral economy depends on sector’s ability to sequestrate carbon in biomass and soil. With reference to the Paris Agreement, accounting rules for LULUCF sector have been heavily discussed in European Union (EU), seeking of trustworthy inclusion of the sector in the assessment of Union’s greenhouse gas (GHG) emission reduction target. Therefore, the paper aims to analyze LULUCF sector’s contribution to climate change mitigation with different accounting rules applied in EU countries and particularly in Lithuania. On EU level LULUCF sector’s absorption in 2019 has equaled around –234 million t CO2 eq. (6% of total EU GHG emissions), in some countries reaching more than a half of national emissions. However, different accounting rules applied may provide significantly different number of potential credits for separate EU countries, creating some “winners” and “losers” situation. Though inclusion of LULUCF sector into GHG’s emissions reduction targets remains discussible, some stability in rules is one of the main preconditions for proper LULUCF sector management decisions.","PeriodicalId":15653,"journal":{"name":"Journal of Environmental Engineering and Landscape Management","volume":" ","pages":""},"PeriodicalIF":1.3,"publicationDate":"2023-08-02","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"49101369","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"环境科学与生态学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
FORECASTING OF AIR POLLUTION WITH TIME SERIES AND MULTIPLE REGRESSION MODELS IN SOFIA, BULGARIA 保加利亚索菲亚空气污染的时间序列和多元回归预测
IF 1.3 4区 环境科学与生态学
Journal of Environmental Engineering and Landscape Management Pub Date : 2023-08-02 DOI: 10.3846/jeelm.2023.19467
N. Stoyanov, A. Pandelova, T. Georgiev, Julia Kalapchiiska, Bozhidar Dzhudzhev
{"title":"FORECASTING OF AIR POLLUTION WITH TIME SERIES AND MULTIPLE REGRESSION MODELS IN SOFIA, BULGARIA","authors":"N. Stoyanov, A. Pandelova, T. Georgiev, Julia Kalapchiiska, Bozhidar Dzhudzhev","doi":"10.3846/jeelm.2023.19467","DOIUrl":"https://doi.org/10.3846/jeelm.2023.19467","url":null,"abstract":"Air pollution is one of the serious environmental problems. The high concentrations of particulate matter can have a serious impact over human health and ecosystems, especially in highly urbanized areas. In this regard, the present study employs a combined ARIMA-Multiple Linear Regression modelling approach for forecasting particulate matter content. The capital city of Bulgaria is used as case study. A regression analysis techniques are used to study the relationship between particulate matter concentration and basic meteorological variables – air temperature, solar radiation, wind speed, wind direction, atmospheric pressure. The adequacy of the models has been proven by examining the behavior of the residues. The synthesized time series model can be used for forecasting, monitoring and controlling the air quality conditions. All analyzes and calculations were performed with statistical software STATGRAPHICS.","PeriodicalId":15653,"journal":{"name":"Journal of Environmental Engineering and Landscape Management","volume":" ","pages":""},"PeriodicalIF":1.3,"publicationDate":"2023-08-02","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"42664468","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"环境科学与生态学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
SHORT-TERM COASTAL LANDSCAPE EVOLUTION IN CIREBON BAY USING COASTLINE ENVIRONMENT ANALYSIS 基于海岸线环境分析的乌里汶湾海岸景观短期演化
IF 1.3 4区 环境科学与生态学
Journal of Environmental Engineering and Landscape Management Pub Date : 2023-08-02 DOI: 10.3846/jeelm.2023.19468
R. Pratama, N. Sulaksana, E. Sukiyah, T. Iskandarsyah, F. Novico, Z. Zulfahmi, Evi Hadrijati Sudjono, D. Ranawijaya
{"title":"SHORT-TERM COASTAL LANDSCAPE EVOLUTION IN CIREBON BAY USING COASTLINE ENVIRONMENT ANALYSIS","authors":"R. Pratama, N. Sulaksana, E. Sukiyah, T. Iskandarsyah, F. Novico, Z. Zulfahmi, Evi Hadrijati Sudjono, D. Ranawijaya","doi":"10.3846/jeelm.2023.19468","DOIUrl":"https://doi.org/10.3846/jeelm.2023.19468","url":null,"abstract":"The landscape of Java’s north coast is dominated by a mild slope covered by soft sediment, which faces many environmental issues. These issues have been identified, and the simple technique of overlaying Landsat imagery shows the evolution of the landscape along the coast. Survey campaigns in 2006 and 2018 verified the Landsat overlay, and the 210Pb dating analysis aids in describing the sedimentation rate along the coast. The results demonstrate that accretion evolution dominates exclusively in Cirebon’s coastline landscape, with coastal gains reaching 1463.88 ha over four decades and the sediment rate from 1977–1997 estimated at 0.27–0.33 cm/year. Compared to the earlier decade, the recent two periods from 1998 to 2018 demonstrate a more extensive desire for progressive accretion affected by the longshore sediment transport. Hence, special attention should be paid to the northern coast of Java to estimate the sedimentation rate and the advanced coast.","PeriodicalId":15653,"journal":{"name":"Journal of Environmental Engineering and Landscape Management","volume":" ","pages":""},"PeriodicalIF":1.3,"publicationDate":"2023-08-02","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"45691836","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"环境科学与生态学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
NITROGEN SEQUESTRATION DURING SEWAGE SLUDGE COMPOSTING AND VERMICOMPOSTING 污泥堆肥和蚯蚓堆肥过程中的氮封存
IF 1.3 4区 环境科学与生态学
Journal of Environmental Engineering and Landscape Management Pub Date : 2023-06-07 DOI: 10.3846/jeelm.2023.19298
A. Zigmontienė, V. Šerevičienė
{"title":"NITROGEN SEQUESTRATION DURING SEWAGE SLUDGE COMPOSTING AND VERMICOMPOSTING","authors":"A. Zigmontienė, V. Šerevičienė","doi":"10.3846/jeelm.2023.19298","DOIUrl":"https://doi.org/10.3846/jeelm.2023.19298","url":null,"abstract":"Composting is the oldest and most natural form of organic material recycling. Technological parameters are very important because when the process is unbalanced, other gases are produced, some of which have objectionable odours (NH3). Sewage sludge is a valuable material that has accumulated large amounts of nitrogen and phosphorus, which can contribute to improving soil quality. Optimal composting and vermicomposting conditions (C/N ratio, pH, and moisture) can reduce the emissions of gaseous pollutants in the environment. Experimental studies have shown that the volume of ammonia emitted into the environment during vermicomposting of sewage sludge is significantly lower (3 mg/m3 concentration was reached on the 28th day) than that resulting from traditional composting (3 mg/m3 concentration was reached on the 56th day). Vermicomposting of sewage sludge preserves higher amounts of total nitrogen (12.52 mg/kg) compared to traditional composting (10.35 mg/kg).","PeriodicalId":15653,"journal":{"name":"Journal of Environmental Engineering and Landscape Management","volume":" ","pages":""},"PeriodicalIF":1.3,"publicationDate":"2023-06-07","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"48894575","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"环境科学与生态学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
MESOCLIMATIC ANALYSIS OF NON-PRECIPITATION PERIODS IN LITHUANIA 立陶宛非降水期的中气候分析
IF 1.3 4区 环境科学与生态学
Journal of Environmental Engineering and Landscape Management Pub Date : 2023-05-26 DOI: 10.3846/jeelm.2023.19017
Joana Ūselytė, A. Bukantis
{"title":"MESOCLIMATIC ANALYSIS OF NON-PRECIPITATION PERIODS IN LITHUANIA","authors":"Joana Ūselytė, A. Bukantis","doi":"10.3846/jeelm.2023.19017","DOIUrl":"https://doi.org/10.3846/jeelm.2023.19017","url":null,"abstract":"In this paper, climatic analysis of non-precipitation periods (NPP) in Lithuania was performed, assessing their recurrence and trends from 1991 to 2020 using two criteria – when precipitation was <0.1 mm per day all year round and when precipitation was <1 mm per day during the warm period – and analysing typical atmospheric circulation in the middle troposphere and sea level during the longest NPP (≥20 days). From 1990 to 2020, NPP were most frequent in the Middle Lithuania lowland (according to both criteria), in Southern and South-western Lithuania (daily precipitation <0.1 mm) and in part of Eastern Lithuania (daily precipitation <1 mm), and least frequent in part of the Samogitian highland and in part of the Baltic Highlands (according to both criteria). NPP recurred most often in the spring months, as this is associated with a higher number of days with anticyclonic circulation and powerful anticyclones recorded. Based on the growth trend of NPP of various durations in Lithuania from 1990 to 2020, in the last decade NPP have become more frequent, but only a few stations have shown reliable trends. Analysis of the atmospheric circulation during the longest NPP (≥20 days) showed that NPP were mostly determined by the Azores anticyclone ridge or anticyclone over Northern, Central or Eastern Europe regardless of the time of year. The atmospheric circulation conditions for the formation of long NPP varied more in the cold period than in the warm period, but NPP often lasted ≥20 days only at one or a few stations.","PeriodicalId":15653,"journal":{"name":"Journal of Environmental Engineering and Landscape Management","volume":" ","pages":""},"PeriodicalIF":1.3,"publicationDate":"2023-05-26","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"42978503","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"环境科学与生态学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 1
OPTIMAL GERMINATION METHODS, ORNAMENTAL PLANT FEATURES, AND EX SITU CONSERVATION OF ENDEMIC CAMPANULA GRANDIS FISCH & C.A. MEY 大风铃鱼的最佳发芽方法、观赏植物特征及迁地保护
IF 1.3 4区 环境科学与生态学
Journal of Environmental Engineering and Landscape Management Pub Date : 2023-05-22 DOI: 10.3846/jeelm.2023.19018
G. Yücel, K. Erken
{"title":"OPTIMAL GERMINATION METHODS, ORNAMENTAL PLANT FEATURES, AND EX SITU CONSERVATION OF ENDEMIC CAMPANULA GRANDIS FISCH & C.A. MEY","authors":"G. Yücel, K. Erken","doi":"10.3846/jeelm.2023.19018","DOIUrl":"https://doi.org/10.3846/jeelm.2023.19018","url":null,"abstract":"This study aimed to investigate the ornamental utilization, two-year growth performance in natural habitat and cultural conditions, generative production methods, and morphologic and phenologic plant properties of Campanula grandis, which is an endemic species demonstrating ornamental plant potential and needs ex-situ conservation and cultivation. In addition, the germination and growth performance of seeds collected in the new season was compared with seeds that were kept for one year. Seeds stored dry for 3 months at 4 °C and then treated with 200 ppm GA3 exhibited the highest germination percentage (76%). Furthermore, GA3 treated seeds had best germination speed, shortening the germination time. This study also identified the ideal temperature for germination as 20 °C for the best germination rate. It was revealed that the number of flowers on the plant in natural habitat was 48 while in cultural conditions it was found as 165 flowers in biennial plants. The seedlings were planted in an ex-situ collection garden established for placing the Campanula grandis species under conservation. The Campanula grandis species has the potential for use as an ornamental plant for landscaping applications due to its lengthy flowering period, vigorous second-year stem growth, and numerous, enormous, flamboyant, blue-purple, and bell-shaped flowers.","PeriodicalId":15653,"journal":{"name":"Journal of Environmental Engineering and Landscape Management","volume":" ","pages":""},"PeriodicalIF":1.3,"publicationDate":"2023-05-22","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"44480726","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"环境科学与生态学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 1
SOCIO-ECONOMIC AND ECOLOGICAL ADAPTABILITY ACROSS SOUTH ASIAN FLOODPLAINS 南亚洪泛平原的社会经济和生态适应性
IF 1.3 4区 环境科学与生态学
Journal of Environmental Engineering and Landscape Management Pub Date : 2023-05-18 DOI: 10.3846/jeelm.2023.19014
Balakrishnan Thanga Gurusamy, A. Vasudeo
{"title":"SOCIO-ECONOMIC AND ECOLOGICAL ADAPTABILITY ACROSS SOUTH ASIAN FLOODPLAINS","authors":"Balakrishnan Thanga Gurusamy, A. Vasudeo","doi":"10.3846/jeelm.2023.19014","DOIUrl":"https://doi.org/10.3846/jeelm.2023.19014","url":null,"abstract":"Flood Risk Potential across South Asian Floodplains corresponding to 2010 economic exposures had been reported to be about 11 billion US2012$ and contributing more than 10% of Global values. Ecosystem approaches, based on Integrated Flood Management strategy of World Meteorological Organization, have been explored for balanced socio-economic and ecological adaptability enhancement, considering degradation of ecosystem services as fundamental issues and adaptation as optional solution. Adaptive Management methods have been explored for Flood Risk Minimization. General benefits of balanced socio-economic and ecological adaptation have been reviewed. Distributions of flood hazards, Gross Domestic Product, flood risk, Net Primary Productivity, carbon dioxide emissions and landscapes heterogeneity have been presented and analyzed for its influences over socio-economic and ecological adaptability. Distributions of Expected Annual Exposed socio-economic resources across 500 Years floodplains have been presented. Projected results corresponding to various two dimensional socio-environmental scenarios have been presented. Low Adaptable regions have been delineated.","PeriodicalId":15653,"journal":{"name":"Journal of Environmental Engineering and Landscape Management","volume":" ","pages":""},"PeriodicalIF":1.3,"publicationDate":"2023-05-18","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"44661780","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"环境科学与生态学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
EFFECTS OF DIFFERENT TYPES OF PLANTS ON RUNOFF REDUCTION AND SUSPENDED SOLIDS REMOVAL IN RAIN GARDENS 不同类型植物对雨花园径流减少和悬浮物去除的影响
IF 1.3 4区 环境科学与生态学
Journal of Environmental Engineering and Landscape Management Pub Date : 2023-05-10 DOI: 10.3846/jeelm.2023.19016
Chuan Li, Lin-Kang Chen, Huan Li, Zi-mei Miao, Rui Yang, L. Chu, Ling-hua Mao
{"title":"EFFECTS OF DIFFERENT TYPES OF PLANTS ON RUNOFF REDUCTION AND SUSPENDED SOLIDS REMOVAL IN RAIN GARDENS","authors":"Chuan Li, Lin-Kang Chen, Huan Li, Zi-mei Miao, Rui Yang, L. Chu, Ling-hua Mao","doi":"10.3846/jeelm.2023.19016","DOIUrl":"https://doi.org/10.3846/jeelm.2023.19016","url":null,"abstract":"This research conducted a series of experiments, determined that 40% is the optimal sand-soil ratio, built three rain gardens, and planted Ilex chinensis Sims and Cynodon dactylon as a key element in the rain gardens. Among them, rain garden A was planted with only Cynodon dactylon for a one-year observation period. Rain gardens B and C, designed as three-year rain gardens, were planted with Ilex chinensis Sims or Cynodon dactylon, respectively. The method of simulating rainwater runoff was used to monitor the rain gardens continuously. The results showed that the total runoff reduction rates of rain gardens A, B, and C were 43%, 53%, and 55%, respectively. The average removal rates of pollutant suspended solids in rain gardens A, B, and C were 94%, 88%, and 87%, respectively, and the suspended solids pollution load reduction rate reached 96%, 94%, and 95%, respectively. This would be significant for future work and as a reference for the selection of plants for rain gardens in China.","PeriodicalId":15653,"journal":{"name":"Journal of Environmental Engineering and Landscape Management","volume":" ","pages":""},"PeriodicalIF":1.3,"publicationDate":"2023-05-10","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"49233952","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"环境科学与生态学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
DIMINUTION OF AIR POLLUTION FROM NOX AND SMOKE/SOOT EMITTED FROM ALCOHOLS/DIESEL BLENDS IN DIESEL ENGINE AND INFLUENCE OF THE EXHAUST GAS RECIRCULATION (EGR) 减少柴油发动机中酒精/柴油混合物排放的氮氧化物和烟雾/烟灰对空气的污染以及废气再循环的影响
IF 1.3 4区 环境科学与生态学
Journal of Environmental Engineering and Landscape Management Pub Date : 2023-04-26 DOI: 10.3846/jeelm.2023.17410
M. Fayad, W. Alani, H. Dhahad, Jing Zheng
{"title":"DIMINUTION OF AIR POLLUTION FROM NOX AND SMOKE/SOOT EMITTED FROM ALCOHOLS/DIESEL BLENDS IN DIESEL ENGINE AND INFLUENCE OF THE EXHAUST GAS RECIRCULATION (EGR)","authors":"M. Fayad, W. Alani, H. Dhahad, Jing Zheng","doi":"10.3846/jeelm.2023.17410","DOIUrl":"https://doi.org/10.3846/jeelm.2023.17410","url":null,"abstract":"In this study, the impact of butanol-diesel blends and exhaust gas recirculation (EGR) on engine performance, NOX emissions, smoke, and particulate matter (PM) characteristics were experimentally investigated under fuel post-injection condition. The maximum peak of cylinder pressure is achieved under without EGR compared with applied different rates of EGR. Furthermore, the brake thermal efficiency (BTE) increased during the combustion of B20 and B10 by 4.25% and 2.61%, respectively, compared with diesel fuel combustion. Considerable reductions in carbonaceous gas emissions (CO and THC) and nitrogen oxides (NOX) were achieved from combustion of B20 and B10 compared to the diesel fuel for with and without EGR. The NOX emissions decreased with 30% of EGR compared with 15% of EGR for all fuels studied. The results indicated that the addition butanol to the diesel fuel significantly reduced smoke opacity and soot emissions by 31.3% and 35.26%, respectively, compared with diesel. It is observed that an effective reduction of the NOX emissions to be higher during the combustion of B20 compared to the combustion of B10 and diesel for different EGR rates. The results of PM emission showed increase by 16% under 15% of EGR and 28% under 30% of EGR compared to the without EGR for all fuels tested. The number, concentration and size of PM decreased from combustion of B20 and B10 compared with diesel fuel combustion for with and without EGR.","PeriodicalId":15653,"journal":{"name":"Journal of Environmental Engineering and Landscape Management","volume":" ","pages":""},"PeriodicalIF":1.3,"publicationDate":"2023-04-26","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"45513148","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"环境科学与生态学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 3
METAGENOMIC ANALYSIS OF MICROBIAL CONSORTIUM GF-20 IN CORN STOVER DEGRADATION AT LOW TEMPERATURE 玉米秸秆低温降解微生物联合体gf-20的宏基因组分析
IF 1.3 4区 环境科学与生态学
Journal of Environmental Engineering and Landscape Management Pub Date : 2023-03-15 DOI: 10.3846/jeelm.2023.18489
Bi-zhou Zhang, Qinggeer Borjigin, Julin Gao, Xiaofang Yu, Shu-ping Hu, Fu-gui Wang, Xin Zhang, Sheng-cai Han
{"title":"METAGENOMIC ANALYSIS OF MICROBIAL CONSORTIUM GF-20 IN CORN STOVER DEGRADATION AT LOW TEMPERATURE","authors":"Bi-zhou Zhang, Qinggeer Borjigin, Julin Gao, Xiaofang Yu, Shu-ping Hu, Fu-gui Wang, Xin Zhang, Sheng-cai Han","doi":"10.3846/jeelm.2023.18489","DOIUrl":"https://doi.org/10.3846/jeelm.2023.18489","url":null,"abstract":"In our previous work, a microbial consortium GF-20 (Qinggeer et al., 2016) was enriched from compost habitats and adapted to efficiently and stably degrade corn stover under low temperatures. While the main microorganism and degradation-related functions and degradation-related coding enzyme genes of GF-20 were not clear. Therefore, the current study used the metagenomic to decipher the systematic and functional contexts within such microbial consortium under low temperatures. The results showed that the dominant functional microbials in GF-20 consortium were bacteria. The dominant phylums in GF-20 consortium were Proteobacteria (62.84%) and Bacteroidetes (10.24%). The dominant genus was Pseudomonas (50.84%), followed by Dysgonomonas (5.86%), Achromobacter (4.94%), Stenotrophomonas (3.67%) and Flavobacterium (2.04%). The metabolism was mainly composed of carbohydrate metabolism and amino acid metabolism, and included signal transduction, cell transport and other metabolic modes. The functional genes encoded were mainly distributed in glycosidolytic enzyme genes, and the functional enzymes were β-glucosidase, acetyl-CoA, pyruvate dehydrogenase and galactosidase. The GF-20 microbial consortium degraded the cellulose in corn stover primarily by β-glucosidase and endoglucanase, which were produced by 12 genera of microorganisms. The hemicellulose synergistic effect was produced by 15 genera of microorganisms including xylanase, xyloglucanase, mannolanase and branching enzyme.","PeriodicalId":15653,"journal":{"name":"Journal of Environmental Engineering and Landscape Management","volume":" ","pages":""},"PeriodicalIF":1.3,"publicationDate":"2023-03-15","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"42693877","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"环境科学与生态学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
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