... but an increasing number permanent By 3500 BC much of the chalkland of southern and eastern England was open, while much of the rest of Britain was a mosaic of clearings for cultivation and pasture, ... were confined to southern Britain, where they accounted for as many as onetenth of the forest trees The forest: predominant tree species at the beginning of the neolithic montane grassland and hazel ... disappeared in England and only remained as a major element in the forests of the eastern Scottish Highlands, where as many as 40 per cent of the trees were pines The birch too was in retreat and only...
Ngày tải lên: 31/05/2014, 02:00
... ages in the entire males, but tended to increase in the castrates The divergence in body weight between XH and XL, the testis weight selected lines, consistently decreased with age, as was the case ... results of the single trait selection indicate a positive genetic correlation between the traits, with index there was a substantial direct response of sd in the index and correlated responses of the ... analyses have therefore, to minimise their number, been based on divergence between high and low lines There were responses of the same order in the index lines, ie about sd in the index itself,...
Ngày tải lên: 14/08/2014, 20:20
Báo cáo sinh học: "Selection on testis size as an indicator of maturity in growing animals. II Correlated responses in reproductive rate" pot
... weight (Eisen and Johnson, 1981) The present experiment was designed to evaluate the efficacy of selection on testis size as an indicator of degree of maturity, with the aim of changing the relation ... because changes in embryonic survival were small The HH, LL index lines showed less correlated response in litter size than the single trait lines, the HL, LH index lines almost none The data ... given in table III, with contrasts summarised in table II The differences in litter size (ie number of live embryos) were largest in the testis weight single (XH-XL) and index lines (HH-LL), and...
Ngày tải lên: 14/08/2014, 20:20
báo cáo hóa học: " Quality of life data as prognostic indicators of survival in cancer patients: an overview of the literature from 1982 to 2008" pot
... 40-point increase in the pain subscale of the EORTC QLQ-C30 was associated with a 27% increase in the rate -of- dying hazard [27] Similarly, Efficace et al found that a 10-point worsening in the pain ... of life during chemotherapy for advanced breast cancer between patients receiving intermittent and continuous treatment strategies The findings indicated that changes in the quality of life index, ... potential of providing valuable outcomes to further support clinical decision-making [9] As suggested 'the main advantage of this line of research is that of potentially providing clinicians with...
Ngày tải lên: 18/06/2014, 19:20
Báo cáo khoa học: "Variation of vessel lumen diameter in radial direction as an indication of the juvenile wood growth in oak" pptx
... part of the annual ring, was also determined However, the number of latewood vessels per unit area was determined at the border of the annual ring RESULTS AND DISCUSSION Statistical analysis of the ... remained more or less constant with any further increase of the cambial age of growth rings Increase in the earlywood vessel lumen diameter in the outerwood was significant compared with that in ... increase in the lumen diameter and in the number of vessels per unit area was observed (table III) However, an increase in the diameter of latewood vessel lumina in the outerwood zone, in comparison...
Ngày tải lên: 08/08/2014, 19:21
báo cáo khoa học: " Improving quality of care through routine, successful implementation of evidence-based practice at the bedside: an organizational case study protocol using the Pettigrew and Whipp model of strategic change" potx
... research knowledge into practice for the purpose of understanding, validating, enhancing or changing practice RU consists of both the use of products of research and use of the research process ... about the influence of organizational context on the routine implementation of EBP are limited in general and in nursing specifically [33] Much of the prior research in nursing has consisted of surveys ... "leadership" in the form of all managers within the nursing department as well as clinical resource and/or specialty nurses, members of the quality management structure (within and outside of nursing), institutional...
Ngày tải lên: 11/08/2014, 05:22
Báo cáo khoa hoc:" Posterior dislocation of the elbow as an unusual presentation after a total hip replacement: a case report" pdf
... ray of the dislocated elbow was not performed in view of the pain and the obvious clinical appearance confirming the diagnosis A check x-ray following the reduction confirmed relocation of the ... dynamic structures -the muscles crossing the elbow joint [6] Recent studies continue to develop our understanding of the role and importance of the primary and secondary stabilizers of the elbow Disruption ... of the LCLC and the importance of each component and the surrounding soft tissues and the mechanism of poster lateral rotatory instability (PLRI) continue to be investigated and debated Additional...
Ngày tải lên: 11/08/2014, 10:23
Báo cáo y học: "Extramedullary plasmacytoma of the pancreas as an uncommon cause of obstructive jaundice: a case report" ppsx
... bosselated mass, not related to the ulcer, was noted occupying the head and neck of the pancreas There was no evidence of local invasion A biopsy of the pancreatic mass was taken The patient’s ... diagnosis of multiple myeloma was made immediately following the diagnosis of the plasmacytoma of the pancreas The typical presentation of extramedullary plasmacytomas of the pancreas includes ... assisted in the revision of the manuscript JP was a major contributor in the writing of the manuscript and provided guidance through the process All authors read and approved the final manuscript...
Ngày tải lên: 11/08/2014, 14:20
Báo cáo y học: " Hydatid cyst disease of the lung as an unusual cause of massive hemoptysis: a case report" ppsx
... examination were normal (No other pathology was obtained.) In laboratory findings, values for C-reactive protein of 1.99 mg/dl, alanine transaminase of 26 U/litre, aspartate transferase of 14 ... was involved in the management of the patient as well as writing the case reports ST took the photographs AG and MME were involved in the correction of the manuscript as well as general supervision ... obliterated while the anterior and posterior segments of the upper lobe were destroyed In addition, one of the cysts in the lower lobe was ruptured During surgery, lobectomy of the upper lobe of the right...
Ngày tải lên: 11/08/2014, 19:21
luận văn Toxicity assessment of small molecules using the zebrafish as a model system
... perceive the Science of Life It is my great pleasure to thank Benoist, Yoann, and Audrey in the Toxicology team as well as the Mullerians and members of the BMGG: Thomas, Marie, David, and all others ... testing model Inspired by the promising applications of the zebrafish embryo model in toxicology research, with the objectives of developing analysis techniques and applying them in testing of ... housekeeping genes based on their amplification profile in the different conditions Relative quantification of the other genes was performed using the Ct method [64] and presented as fold-change in...
Ngày tải lên: 15/05/2015, 00:37
A study on the bennefits of using portfolios as a means of assessment in the writing development for the third year stdents of english at hanoi pedagogical university no 2
... TASKS OF THE RESEARCH The study consists of the following tasks: 1) To research into the definition and reasons for assessing students and principles of assessing students 2) To study theoretical ... development of students It is the process of defining, selecting, designing, collecting, analyzing, interpreting, and using information to increase students’ learning and development (Erwin, 1991) Assessment ... towards the Benefits of Using Portfolios as a Mean of Assessing their Writing Development Question 1: What are students’ perceptions of the benefits of using portfolios as a mean of assessing writing...
Ngày tải lên: 16/07/2015, 07:45
Students perceptions of using portfolios as a means of evaluation in an english foreign language translation course
... ABSTRACT The purpose of this study is to investigate students’ perceptions of benefits of using portfolios as a means of evaluating their learning process in a translation course and find out the ... Students’ Perceptions of Using Portfolios as a Means of Evaluation in an English Foreign Language Translation Course, a Case Study at the Faculty of Foreign Languages, Hanoi Pedagogical University ... Foreign Languages, Hanoi Pedagogical University Number As a result, most of students have positive attitudes and motivations towards the effects of using portfolios in their learning process; therefore...
Ngày tải lên: 30/11/2015, 09:14
Tài liệu Understanding the Internet as an Infrastructure docx
... in a Microsoft SQL Server database The cache is easily programmable by using code In the latest release of the NET Framework supplied with Visual Studio 2005, Microsoft has further enhanced ASP.NET ... rendered as HTML to allow them to operate correctly in any HTML-compliant browser Microsoft has also extended many of the standard HTML controls as well, allowing you to manipulate them in your ... displaying, editing, and maintaining data from a database Options for caching client state using cookies on the client's computer, in a special service (the ASP.NET State service) on the Web...
Ngày tải lên: 15/12/2013, 00:15
An analysis of modality in some speeches of the president obama = phân tích tính hình thái trong một số bài phát biểu của tổng thống obama luận văn tốt nghiệp đại học
... other and from that the people develop Therefore, studying language helps us understand the nature as well as characteristics of it Language conveys meaning One of the dominant meaning of language ... different in each language Therefore, there are many different ways of understanding and defining modality Many researchers are interested in studying modality One of the authors who are interested in ... Non- linguistic contexts include : the type of communicative event; the topic; the purpose of the event, the setting including location, time of day, season of year and physical aspects of the...
Ngày tải lên: 18/12/2013, 10:08
A study of using english songs as a type of supplementary material in teaching listening for first year non major students of english at phuong dong university
... what the word is It, therefore, can be seen that the two processes are both important for learners in understanding the language since both of them can offer keys to determining the meaning of ... test, the teacher worked as a cassette player and examiner The marking was done with the same way of assessment and then was analyzed in turn The class with English songs in teaching process was ... important as it helps to find out the disadvantages of using songs in teaching listening skill Answering this question, students spoke out any things of the songs that made them fail to improve their...
Ngày tải lên: 29/01/2014, 10:33
Tài liệu Which Bank Is the “Central” Bank? An Application of Markov Theory to the Canadian Large Value Transfer System doc
... in the system is the sum of the T2NDCs In practice this is not quite true since the Bank of Canada is also a participant in the LVTS and acts as a drain of liquidity in Tranche Specifically, the ... developed as a way of ranking web pages for use in a search engine by Sergey Brin and Larry Page.5 In the Google PageRank system, the ranking of a web page is given by the weighted sum of the rankings ... procedure to rank banks in the Canadian Large Value Transfer System (LVTS) In doing so, we obtain estimates of the payment processing speeds for the individual banks These differences in processing speeds...
Ngày tải lên: 16/02/2014, 12:20
Tài liệu Systemic Risk in the Financial Sector: An Analysis of the Subprime-Mortgage Financial Crisis pdf
... of the senior tranche and the sum of the claims of the senior and mezzanine tranches, the holders of the mezzanine tranche get the entire excess of the return over the claim of the senior tranche ... tranche and share it according to the shares of the mezzanine tranche that they holds If the return on the mortgage portfolio exceeds the sum of the claims of the senior and mezzanine tranches, the ... a role in the various banking crises of the late eighties and early nineties, in particular the crises in the Scandinavian countries and in Switzerland.18 The experience of German banks with...
Ngày tải lên: 17/02/2014, 21:20
Smoking and reproduction: The oviduct as a target of cigarette smoke ppt
... entering the ostium of an infundibulum Scanning Scanning electron micrograph showing a hamster oocyte cumulus complex, colorized blue, entering the ostium of an infundibulum The outer and inner ... within the ranges found in active and passive human smokers (mainstream = 72.8 and sidestream = 14.9 ng cotinine/mL) produced blebbing of the oviductal epithelium at the ultrastructural level and ... periphery Pick-up of a human oocyte cumulus complex has been observed in vivo using transvaginal hydrolaparascopy and involves adhesion of the complex to the tumescent fimbria of the infundibulum...
Ngày tải lên: 05/03/2014, 17:20
Báo cáo khoa học: "Solving Relational Similarity Problems Using the Web as a Corpus" potx
... phrase queries issued against a Web search engine (Google) using the following patterns: “inf l1 THAT * inf l2 ” “inf l2 THAT * inf l1 ” “inf l1 * inf l2 ” “inf l2 * inf l1 ” where: inf l1 and inf ... The first two patterns are subsumed by the last two and are used to obtain more sentences from the search engine since including e.g that in the query changes the set of returned results and their ... vector of the testing example and each of the training examples’ vectors If there was a unique most similar training example, we predicted its class, and if there were ties, we chose the class predicted...
Ngày tải lên: 08/03/2014, 01:20
Báo cáo khoa học: "Vocabulary Choice as an Indicator of Perspective" pdf
... (DP-4) using the folds in Greene and Resnik (2009), where training and testing data come from different websites for each of the sides, as well as 10-fold cross-validation performance on the entire ... redundancy in perspective classification.We first investigate retention of only N best features, then elimination thereof As a proxy of feature quality, we use the weight assigned to the feature by the ... Words and Echoes: Assessing and Mitigating the NonRandomness Problem in Word Frequency Distribution Modeling In Proceedings of the ACL, pages 904–911, Prague, Czech Republic Ian H Witten and Eibe...
Ngày tải lên: 17/03/2014, 00:20