examples of biotic and abiotic components of an ecosystem

... Vuong Tran Quang Nguyen Son Tung Nguyen Hanh Mai Vu Tuan Tai Nguyen Thanh Tung Dang Minh Son K55 Advanced Undergraduate Program of Environmental Science CONTENTS Location Biotics and abiotics ... University of Science Faculty of Environmental Sciences Fieldtrip Report ANALYSIS FOR STRUCTURE AND FUNCTION OF AN ECOSYSTEM HUMAN IMPACTS, CONSEQUENCES AND SOLUTIONS Instructor : Dr Nguyen Kieu Bang ... Energy and material flow Human impacts, consequences and solutions Conclusion LOCATION  Thong Nhat Park  Peninsula : 1200 m2  Including : mainland, lake, plants, animals BIOTICS Biotic components

Ngày tải lên: 28/05/2016, 09:28

... using organ, development, biotic and abiotic transcriptome. .. temporal and spatial gene expression during panicle and seed development, and regulation by light and abiotic ... organ, development, biotic and abiotic transcriptome datasets Reena Narsai, Aneta Ivanova, Sophia Ng and James Whelan* Abstract Background: Reference genes are widely used to normalise transcript ... response under abiotic stresses in rice Plant Science 2009, 176:583-590 Walia H, Wilson C, Condamine P,... (GCRMA) and calculation of mean, standard deviation and coefficient of variance (CV)

Ngày tải lên: 12/08/2014, 03:21

... overlap in biotic and abiotic defence mechanisms [43]. The generation of reactive oxygen species and changes in ion fluxes have been identified as early responses to both abiotic and biotic stresses, ... recognise a role of SA in abiotic stresses such as drought, salinity and temperature [41,42] and the accumulation of PR proteins is in fact a common plant response to both abiotic and biotic stresses ... the rate of transpiration, solute flow and solute uptake in carnation and chrysan- themum was rapidly and significantly increased after exogenous application of synthetic human atrial NP (ANP) [3].

Ngày tải lên: 12/08/2014, 05:20

... as biotic and abiotic stress in Arabidopsis thaliana Francisca Blanco-Herrera1, Adrián A Moreno1,2, Rodrigo Tapia1, Francisca Reyes1,2, Macarena Araya1, Cecilia D ’Alessio3,4 , Armando Parodi3and ... enzyme plays a less important role in plants than in animals To expand our understanding of the role that UGGT plays in the physiology of plants, we identified two allelic mutants on At1g71220 with ... establishment of systemic acquired resistance (SAR) Conclusions: These results show that a lack of UGGT activity alters plant vegetative development and impairs the response to several abiotic and biotic

Ngày tải lên: 26/05/2020, 21:22

... regulation of genomic DNAstructure and chromatin The nucleolar association of severalnucleosome components like histone H2A.2 (HTA2), H4(HHF2), H2B.2 (HTB2), H2B (HFB1), and an H2A variant ofthe F/Z ... Thisgroup spans the whole range of nucleolar and ribosome-related functions Explicitly, we investigated the profiles ofcomponents of the 90S processosome, a large complexattached to freshly transcribed ... organism names (first three letters for genus and first three letters of species names; see Materials and methods for a translation of abbreviations into organism names) Further taxonomic annotation

Ngày tải lên: 14/08/2014, 17:22

... describe and understand the impact of key elements of the improvement programme. A range of methods including interviews and observations to explore experiences of, and responses to, the system changes ... re-source and a topic Their content will be analysed to in-form our understanding of organisational processes and practices Their form will be analysed in order to de-velop a better understanding of ... impact of the change The changes of level and of slope at the adjacent time point between pre-implementation and post-implementation phases will be analysed and we will conclude the effectiveness of

Ngày tải lên: 01/02/2020, 05:40

... made substantial contributions to conception and design, and to the analysis and interpretation of the data TRM and GWC handled acquisition of data All authors contributed to the manuscript revision ... diseases (DMARD) and with registry follow-up at one year, VARA and administrative data were used to create a gold standard and claims-based effectiveness algorithm The gold standard outcome was ... Ethnicity Caucasian, not Hispanic Non-Caucasian Hispanic Black, not Hispanic American Indian or Pacific Islander RA Drug Initiated Abatacept (5%) (3%) Adalimumab 74 (38%) 74 (24%) Etanercept 60 (31%)

Ngày tải lên: 25/10/2012, 10:45

... collect narrowband angle of arrival data and wideband time of arrival data, but didnot collect any data in which the two were measured simultaneously Wang, et al [14], useda rectangular array ... narrowrange of angles using an antenna with a narrow angular resolution, measure the time domainimpulse response of the channel, rotate the antenna, and repeat this until the antenna hasrotated an ... ratio and no reflections inthe vicinity of the direct path Along the angular axis, the main lobe and side lobes of theantenna are visible, and along the time axis, the effects of windowing and

Ngày tải lên: 20/11/2012, 11:32

... of polysaccharides, although proteins and nucleic acids from cell autolysis may be present (Stoveland and Lester, 1980; Lester, 1983) Various flocculating agents involving organic and inorganic ... floc-forming microorganisms in sludge play an important role in floc formation and in the adsorption of organic or inorganic pollutants The extracellular polymers, which are extremely Trang 2viscous ... Trang 1Isolation and characterization of an extracellular polymer closely related to flocculation of activated sludge Junichi Tsuge1 and Masuo Nakano2 1Sapporo Otani Junior College

Ngày tải lên: 05/09/2013, 09:08

... fixed and variable total pressure ratios are discussed, and the effects of design parameters on general and optimal performances of the cogeneration plant are analyzed by detailed numerical examples ... performed energy and exergy analyses for cogeneration-based district energy systems, and exergy methods are employed to evaluated overall and component efficiencies and to identify and assess thermodynamic ... closed-cycle cogeneration plant with heat resistance and internal irreversibility [27] and an irreversible Dual cycle cogeneration plant with heat resistance, heat leakage and internal irreversibility

Ngày tải lên: 05/09/2013, 14:58

... where CH and CH max are the smaller and the larger of the two capacitance rates CH and Cwf , CL and CL max are the smaller and the larger of the two capacitance rates CL and Cwf , CIm in and CIm ... consumer-side heat exchangers, the regenerator and the pressure ratio of the compressor Chen et al [44] and Yang et al [45] analyzed and optimized the finite time exergoeconomic performance of an endoreversible ... closed-cycle CHP plant with heat resistance and internal irreversibility [27] and an irreversible Dual cycle CHP plant with heat resistance, heat leakage and internal irreversibility [28], and compared

Ngày tải lên: 05/09/2013, 14:59

... many authors studied the performance of quantum refrigerator using ideal quantum Bose and Fermi gases [36-38] Bartana and Kosloff [39] and Wu et al [40] studied the thermodynamic performance of ... medium of the refrigerator The frequency of the thermal phonons of the hot and cold reservoirs are ωh and ωc, respectively, and the creation and annihilation operators of thermal phonons for hot and ... irreversibilities of heat resistance, internal friction and bypass heat leakage, and studied the optimal ecological performances of the quantum heat engines Besides performance of harmonic and spin-1/2 quantum

Ngày tải lên: 05/09/2013, 15:28

... experimental setup Trang 53 Results and discussion The results and discussion based on the effect of EGR rates on engine performance and emission characteristics of JB5, JB20 and DF, compared to DF without ... condition (85% of maximum load), fixed speed (2000 rpm) and various EGR rates of 5-40% (with 5% increment) The performance parameters and exhaust emissions are measured and recorded for the DF and JBD ... the expense of increase in smoke, CO and unburned HC emissions The aim of the current study is to investigate the effect of EGR on performance parameters and exhaust emissions of an indirect

Ngày tải lên: 05/09/2013, 16:11

... behavior of an organic compound API over a temperature range of hundreds of degrees This allows the simultaneous measurements of thermochemical and thermo-physical events, while following changes ... endotherm between 100 and 120°C (also due to water loss), and a melt onset between 189 and 196°C (with an apparent heat of fusion of 25–40 J/g) A representative DSC scan of Form III samples is ... melts with an onset of approximately 210–215°C, with an apparent heat of fusion of 30–45 J/gram Typical DSC results attributed to Form I are shown in Figures 2 (hydrate) and 3 (anhydrous), and numerical

Ngày tải lên: 14/02/2014, 03:20

... Density-Dependence and the Question of 1 1 Female Reproductive Strategy and Ungulate 12 Management and Conservation of Mountain Goats 204 13 Long-Term Monitoring of Marked Individuals and Advances in ix Trang ... conservation of biodiversity and the management of wildlife require an understanding of the basic ecology of animals That deceptively ple statement conceals a difficult problem, because understanding ... alpine: it changes rapidly and isgenerally cold and often windy Weather is a major factor affecting field-work and data collection Snowfalls of 20 cm or more and temperatures of –4°C or less can happen

Ngày tải lên: 17/02/2014, 17:20

... sergeant, and put the matter straight with him I have survived those encounters I have survived them with an enhanced respect for the sergeant and the organisation of his large and by no means ... brother-in-law, came and peeped out of the window at us, and turned and spoke to his companions Of these two, both women, one rose from her chair and the other remained seated But none of the three came ... humour and some pathos, and always reality and the splendid spirit of the British Soldier in them." Westminster Gazette "Sketches from Flanders and France The humorous and pathetic are well blended

Ngày tải lên: 17/02/2014, 22:20

... statistical analysis and drafted the manuscript. RAA contributed to the statistical analysis and the manuscript. IMG conceived and designed the study and contributed at all stages of both the study and ... Depressive and anxiety symptoms often co-occur resulting in a debate about common and distinct features of depression and anxiety. Methods An exploratory factor analysis (EFA) and a bifactor ... as an explanation for the overlap of depressive and anxious symptoms the role of physiological arousal is less clear and has to date been more significantly related to panic than to other anxiety...

Ngày tải lên: 11/08/2014, 16:21

... (r)usedfortheanalysisofthe5Â UTR of TPa and TPb mRNAs. (B) Agarose gel electrophoresis of RT- PCR products (7 lL per lane) derived from HEL 92.1.7. First strand cDNA templates (lanes 1–7 and lane 10) and ... Analysis of the TPa and TPb mRNAs (Eur. J. Biochem. 269) 4063 of serum free RPMI 1640 medium containing 2 lgof recombinant pGL3 Basic or pGL3 Enhancer vectors and 200 ng of pRL-TK was added and DNA/DMRIE-C reagent ... statistically significance differences. RESULTS Identification of the major TP mRNA transcripts and determination of their transcription initiation sites The organization and the exon-intron boundaries of the human...

Ngày tải lên: 31/03/2014, 09:20

... the Journal of Corporate Finance and the Journal of Banking and Finance. Terry Walter Terry Walter is a Professor of Finance and Head of School in the School of Banking and Finance at the ... Quantitative Analysis, The Journal of Banking and Finance, the Pacific Basin Finance Journal, the Australian Journal of Management, the Journal of Futures Markets and the Journal of Accounting and Public ... conferences, including the American Finance Association, the European Finance Association, the European Financial Management Association and the Australian Banking and Finance Conference. His research...

Ngày tải lên: 20/06/2014, 14:20