Peter Lengyel

Peter Lengyel
University of Debrecen · Faculty of Economics and Business

Doctor of Business Administration

About

97
Publications
26,832
Reads
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459
Citations
Additional affiliations
September 1999 - present
University of Debrecen
Position
  • Professor (Associate)
Education
September 2006 - June 2009
University of Debrecen
Field of study
  • Business and Management
September 2001 - June 2003
Budapest Business School
Field of study
  • economist
September 1996 - June 1999
József Attila University
Field of study
  • Computer programmer

Publications

Publications (97)
Article
Full-text available
The present work is a selection of empirical studies focusing on the characteristics and attitudes of Short Food Supply Chain (SFSC) consumers. Using a systematic literature review approach (PRISMA), we identified five different aspects of the SFSC within the publications: producer participation, swot, state intervention, attitude and “other”. Base...
Article
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The traditional global food supply chains are not just complex, but they do not support the sustainability of agriculture. The business models with the greatest growth potential are those that would allow consumers to buy more directly from producers. Before COVID-19, these alternatives were not just popular but had a relatively high market share c...
Article
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This study aims to validate Fantini’s intercultural competence scale in a sample of foreign students in a Central European context, and to figure out the pathways which are critical in improving the intercultural competence of foreign students. To achieve that, the study used confirmatory factor analysis (CFA) to construct the structural equation m...
Article
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Biomass, as a part of renewables, is a resource found in large quantities and is a basis for many different industries. This paper presents the most important trends and characteristics of research in biomass potential and biomass utilization on a world scale. The main objective of this work is to analyze the state of research and trends in biomass...
Article
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In recent years due to the impact of climate change, there was an increased awareness for the importance of changing our practices. That can be done by integrating the circular economy with environmental thinking and initiatives into the current systems, which in turn will have the role of decreasing the carbon footprint, measuring up the companies...
Preprint
Economic growth plays a vital role in climate change which can be negatively affecting the climate by depleting the natural resources continuously and increasing the greenhouse gas emissions, it can be turned into a positive effect by applying sustainability in the different Economic practices in order to save our natural resources, decrease the am...
Article
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Experts have examined the relationship between employment ideologies regarding employment relations, industrial relations, and human resource issues. Employers like to control the environment, especially workers, to drive the institution towards a single goal. Employers contract employees using internal mechanisms, like procedural or substantive ru...
Article
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The current article debated over the Brazilian trade policy, bringing evidence about the impacts of the liberal reformation done at the beginning of the 1990s. Complementary the study discusses different points of view on the literature on impacts a liberalisation can have on the national economies as well as the evidence of the benefits of expandi...
Article
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This systematic review presents the most important characteristics and trends of research in circular supply chain management (CSCM), taking into account the impact of COVID. In addition, the similarities and differences between the basic concepts often used as synonyms for sustainability are also presented. First, the sample database (39,000 recor...
Article
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Background: COVID-19 has changed the world and strongly affected the health of the people and the quality of their life. These changes might impact employees’ physical activity (PA) and sedentary behavior (SB). This study aimed to summarize the literature focusing on the COVID-19-caused changes in physical activity and sedentary behavior among the...
Article
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With the advent of more complex technologies, a new industrial revolution has approached, which leads to changes in several processes and the industrial sector might have a crucial role in the present days since the advanced products the society uses are all manufactured and need well develop industrial plants to be produced. At the same time durin...
Article
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This study aims to examine the impact of social tolerance of cultural diversity, and the ability to speak widely spoken languages, on economic performance. Based on the literature, the evidence is still controversial and unclear. Therefore, the study used panel data relating to (99) non-English speaking economies during the time period between 2009...
Article
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Institutions want to foster a content workforce to gain a competitive advantage but also attract and retain workers. Labour flexibility can help prepare multi-skilled, flexible labour adapting to fluctuating work demands. Additionally, employee commitment engenders an institutional outcome of HRM positively affecting performance and decreasing staf...
Article
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The article highlights the worldwide dissemination of precision agriculture scientific researches published from the period of 1996-2018, data gathered in the Scopus citation database, using the science mapping method. The findings show that there is a constant rise in the number of publications in precision agriculture. The USA is not only leading...
Article
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Absztrakt. A kávé az egyik legtöbbet fogyasztott ital a világon. Az árucikkek kereskedelmében második helyet foglalja el a kőolaj után. Számos fejlődő ország gazdasága és politikája szempontjából döntő fontosságú, mivel termesztése, feldolgozása, kereskedelme, szállítása és forgalmazása munkahelyeket teremt emberek millióinak. A hálózati kapcsolato...
Conference Paper
Full-text available
Hungarian traditional pork consumption has been limited as a result of relations established between fat consumption and African swine fever (ASF). The objective of this study was to determine the attitudes of Hungarian farmers to traditional pig keeping. For the analysis, in-depth interviews have been carried out with experts, and producers of the...
Article
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Nowadays, consumers are increasingly concerned about the safety and origin of food. In recent years, food scandals, sometimes overreacted by the press, have fundamentally shaken consumer confidence in food available in stores. In order to be able to deal with emergencies more effectively and to increase consumer confidence in products, more up-to-d...
Article
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This article deals with the analysis of documents written after 1985 as a result of individual or group work. Our sample is based on 1,375 articles published over the past 34 years using the keyword "GMO". The network analysis research reveals the extent to which author relationships have developed during publications, ie whether they are published...
Article
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Az élelmiszer-minőséggel és -biztonsággal kapcsolatos, a médiában nagy visszhangot keltő riasztó esetek Magyarországon és Európában is megnövelték a fogyasztói tudatosságot. Ezért az élelmiszer-biztonság megléte vagy annak hiánya a globális kereskedelmet befolyásoló jelentős korláttá léphet elő. Napjainkban egyre növekszik azonban azon fogyasztók s...
Article
Full-text available
A drónok szállításban való alkalmazásának lehetőségeit a drón technológia adottságai, a jogszabályok, a különböző érdekképviseletek és szakszervezetek, valamint az általános elfogadottság mértéke fogja meghatározni. A technológia és infrastruktúra adott, a vásárlói szokások és igények kedvezőek, és a két pont közt mozgó csomagok generálta károsanya...
Article
A drónok szállításban való alkalmazásának lehetőségeit a drón technológia adottságai, a jogszabályok, a különböző érdekképviseletek és szakszervezetek, valamint az általános elfogadottság mértéke fogja meghatározni. A technológia és infrastruktúra adott, a vásárlói szokások és igények kedvezőek, és a két pont közt mozgó csomagok generálta károsanya...
Article
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A tanulmány a gyöngyöző borokkal kapcsolatban 1989 és 2015 között megjelent 359 tudományos cikket elemzi több szempont alapján. Az elemzések során azt vizsgáljuk, hogyan alakul a publikálások száma az évek múlásával, mely országok, illetve mely folyóiratok foglalkoznak leginkább a választott témával. A publikációk szerzőinek kapcsolatát illetően pe...
Article
Full-text available
The methodological basis of research on networks is given by graph theory. During the network analysis we work with a bigdata population and we are mainly analysingthe relationships of the actors, which can be visualizedwith the graph network. The analysis of social networkis becoming more and more popular in academiclife as well. Most of the co-au...
Article
Full-text available
Food quality and safety related scandals have received considerable media coverage and have improved consumer awareness in Hungary and Europe. Consequently, the existence or lack of food safety may become a significant limiting factor which affects global trade.The number of consumers who require additional information on the origin of food product...
Article
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A húsipari ellátási láncban részt vevő cégek számára a törvényi szabályozások és előírások egyre szigorodnak, valamint az utóbbi években (a média néha eltúlzott botránykeltése miatt) az emberek aggodalma is rohamosan nőtt az élelmiszeripar e területével szemben. Ezek a problémák komoly terhet rónak a húsiparban tevékenykedő vállalatokra, ezért foly...
Article
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The article analyses co-authorship and co-citation networks in Food Policy, which is the most important agricultural policy journal in the field of agricultural economics. The paper highlights the principal researchers in this field together with their authorship and citation networks on the basis of 714 articles written between 2006 and 2015. Resu...
Article
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The research analyses 381 publications on wine production based on several criteria (appearance time, geographic location, authors' connections, and outstanding co-author cliques). In this research, we examine how the number of publications is changing over the years, which countries and journals are dealing with the chosen topic. Regarding the rel...
Article
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The goal of this study is to investigate the cause of a growing food price volatility. We analyse whether food price volatility is mainly induced by transfer of the oil price shock or if it is the consequence of a rising and competitive biofuel production. Furthermore, we evaluate the impact of biofuels on land use as well. Food prices have lately...
Article
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Az élelmiszer-biztonság kulcsfontosságú a húsipari cégek versenyképességének megtartásához. A termékek nyomon követhetőségét a különböző vonalkód rendszerek, elektronikus és biológiai azonosítók, valamint ezeknek a technológiák kombinációjával lehet garantálni. Kutatásunk során elemeztük az azonosítási lehetőségek karakterisztikáját, célunk volt me...
Presentation
Full-text available
Ebben az előadásban a hálózatelemzés története mellett a tudományos publikációk szerzőinek kapcsolathálói és a cikkek hivatkozási hálói kerülnek bemutatásra egy példán keresztül.
Article
Full-text available
Absztrakt: Kutatásunk során a családi gazdálkodásról szóló cikkek szerzőinek kapcsolati hálózatát elemeztük. A kapcsolatháló elemzés definíciója alapján makro szinten tettük ezt, hiszen ez vizsgálja az egyének közötti kapcsolatokat, illetve a közöttük lévő interakciókat. A minta alapját az 1976-2016 között ebben a témában írt 254 tudományos cikk ad...
Poster
Full-text available
The article analyses co-authorship and co-citation networks in the Journal of Food Policy that is the most important agricultural policy journal in the field of the agricultural economics literature. The paper highlights the principal researchers in this field together with their authorship and citation networks on the basis of 714 articles written...
Article
Full-text available
In our research, we analysed the co-authorship network of articles on family farming. Based on the definition of social network analysis, we did this on a macro level, as it examines relationships between individuals and interactions. Social Network Analysis (SNA) is a wide strategy to investigate the social structure. SNA is used to obtain pattern...
Article
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Kutatásunk célja, megvizsgálni az e-learning alkalmazás elterjedését az agrárszakemberek továbbképzésében, különös tekintettel az agrár-szakigazgatási szakemberek és a szaktanácsadók humánerőforrás fejlesztésében. Hasonló felmérés még nem készült az elearning használatáról az szaktanácsadók körében. A hagyományos képzési formák mellett szükség volt...
Conference Paper
Full-text available
p class="AbstractText">The success and the efficiency of e-Learning should be measured by a reliable method in order to use it effectively. Although, there are several studies about the success of e-Learning systems, only a few of them are about the measurement of this success within the institutions. There is a study of DeLone and McLean (2003) wh...
Conference Paper
Full-text available
Food safety and quality are keys to companies' business survival and great efforts and resources are devoted to them. Through the quick development of computer technology, a number of new and innovative methods have been elaborated to solve this problem. A full traceability of products can be realized by the adaptation of numbering and bar code sys...
Article
Full-text available
Food safety and quality are keys to companies' business survival and great efforts and resources are devoted to them. Through the quick development of computer technology, a number of new and innovative methods have been elaborated to solve this problem. A full traceability of products can be realized by the adaptation of numbering and bar code sys...
Article
Full-text available
The present investigation evaluates the capacity of Allium ursinum (wild garlic) leaf lyophilisate (WGLL; alliin content: 0.261%) to mitigate cardiovascular damage in hypercholesterolemic rabbits. New Zealand rabbits were divided into three groups: (i) cholesterol-free rabbit chow (control); (ii) rabbit chow containing 2% cholesterol (hypercholeste...
Article
Full-text available
Due to globalisation, the complexity of food supply chains are increasingly becoming more complex. The consumers' trust in food, triggered and affected by a number of food crises, is low. Today, consumers expect safe and high quality food and demand information about the origin of their food. Food safety and traceability are keys to companies' busi...
Article
Full-text available
The new ICT technologies are not only fast developed but, in addition, are giving birth to newer systems and tools. The agriculture has some speciality in information technology. The ICT adoption in the agriculture and main drivers has been examined. To get a draft overview of Hungarian position there is part about it. In this part there are data a...
Presentation
Full-text available
The success and the efficiency of e-Learning should be measured by a reliable method in order to use it effectively. Although, there are several studies about the success of e-Learning systems, only a few of them are about the measurement of this success within the institutions. There is a study of DeLone and McLean (2003) which examines the succes...
Article
Full-text available
Reflecting the growing interest from both consumers and policymakers, and building on recent developments in Willingness to Pay (WTP) methodologies, we evaluate consumer preferences for an archetypal traditional food product. Specifically we draw on stated preference data from a discrete choice experiment, considering the traditional Hungarian mang...
Article
Full-text available
This study presents the use of e-learning application for agricultural professionals. In addition to traditional forms of training, and built on it there was necessary to establish a distance learning system (e-learning platform), which was extensive multimedia-based solution for the staff of Central Agricultural Office (CAO), working in different...
Article
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The aim of the AgroFE project (http://www.agrofe.eu) is to develop vocational training in the field of agroforestry in six countries. Several levels of training are targeted by the project, levels N3-N4 relate to farmers and future farmers, levels N5 - N6 affect (future) advisors, trainers, teachers, and technicians who are working in the domain. I...
Article
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Growth in biofuel production has been accompanied by increased output of animal feed co-products from common biofuel processes. Co-product generation in early biofuel impact assessments was ignored leading to an overestimation of land requirements and GHG emissions. The output of feed co-products is relatively high in the USA and the EU due to the...
Conference Paper
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Absztrakt: Az egyes európai országokban az egyes kormányok, szakmai szervezetek és a képzésekben érdekelt oktatási intézmények különböző hangsúllyal megpróbálják újraéleszteni, fejleszteni a mezőgazdasági erdészet oktatását a különböző képzési formákban és képzési szinteken. A projekt célja ennek a folyamatnak az erősítése, serkentése a következő f...
Conference Paper
Full-text available
Absztrakt: A felsőoktatási és kutatási intézmények, valamint a különböző szakmai szervezetek nagyon fontos szerepet töltenek be az agrárgazdasági IKT kutatásokban. Az agrár-élelmiszeripari ágazat számára fontos, hogy ezen intézmények és szervezetek a kutatási eredmények disszeminációjával, az ágazat innovációs képességének növelésében is tevékenyen...
Conference Paper
Full-text available
The aim of the AgroFE project is to play an important role in Agro-forestry trainings. Depending on the European countries, states or professional organizations and training actors try to reintroduce Agro forestry in the course of training and qualification in initial training and in adult education. The main objectives are to make a synthesis of n...
Presentation
Full-text available
A szaknyelvi oktatás tartalmi és módszertani megújítása  Korszerű szaknyelvi tananyagok kidolgozása  Szaktárgyak idegen nyelven való oktatásának elterjedése  Idegen nyelvet oktatók módszertani és szakirányú képzési programjának elindulása  Munkaerő-piaci szereplők bevonása a szaknyelvi képzés kidolgozásába  A nyelvtanulási kudarcokkal küzdő ha...
Conference Paper
Full-text available
The number of educational institutions, companies and other users applying knowledge repositories has grown significantly in the last decade, therefore they have become as important means and resources as other informational systems of the institutions. However, there are several conditions and components to implement and use these systems successf...
Conference Paper
Full-text available
Today, in higher education it is essential for participants to reach the teaching materials in electronic form. In the curriculum making process the scope is to making electronic materials which are using programmed teaching methods, and suitable for acquiring self-knowledge. In the case when the scope is to publicate a large number of documents in...
Article
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A Debreceni Egyetem Agrár- és Gazdálkodástudományok Centruma e-Learning rend-szerének fejlődési folyamatára alkalmaztuk a Gilfus-modellt, mely az e-Learning alkalmazások felhasználóinak az összes képzési résztvevő számához viszonyított változását szemlélteti. Létrehoztunk egy e-Learning kutatási-fejlesztési-alkalmazási kollaboratív modellrendszert,...
Article
Full-text available
The information flows and relations in agri-industry are very complex if we consider the institutes, industrial and commercial companies, banks, governmental organizations, which are related to this sector. The higher education and research institutions play very important rule in research on ICT. In the innovation systems several actors are seen a...
Article
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A Gilfus model was applied to the University of Debrecen Centre For Agricultural And Applied Economic Sciences e-Learning system development process. The model of e-Learning applications for all users involved in training the percentage changes in relation to the number illustrated. We created an e-Learning model of collaborative research, developm...
Conference Paper
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A Magyar Agrárinformatikai Szövetség a Társadalmi Megújulás Operatív Program, Új Magyarország Fejlesztési Terv keretén belül nyert támogatással valósítja meg az „Innovatív információtechnológiák agrárgazdasági kutatási, fejlesztési, alkalmazási eredmények disszeminációja” című projektjét. A projekt keretében egy tudományos portál elkészítése és egy...
Conference Paper
Full-text available
Az információáramlások és kapcsolatok agráripari szektorban nagyon bonyolultak, ha figyelembe vesszük azon intézményeket, ipari és kereskedelmi cégeket, bankokat, kormányzati intézményeket, amelyek kapcsolódnak az ágazathoz. A felsőoktatás és a kutatási intézmények nagyon fontos szerepet játszanak az ICT kutatásokban. Az eredmények közzététele és t...
Conference Paper
Full-text available
e-Learning területén Európa szerte is számos projekt lát napvilágot. E területen intézetünk több hazai és nemzetközi projektben vett részt. A digitális objektumok szaporodásával egyre nagyobb gondot okoz a közöttük való eligazodás, a ha (R közzétételét újra felhasználás céljából. Alkalmasak a tárolt információk rendszerezésére (kategóriák kialakítá...