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  • Complex evaluation of agrotechnical factors in rape seed
    59-63
    Views:
    179

    A polifactorial field trial with rape was carried out in the crop-years of 2007/2008 and 2008/2009 at the Látókép Research Centre of University of Debrecen, 15 km away from Debrecen. The soil type of the research area was a calcaric chernozem, with a levelled and homogeneous surface. Our investigations on the dynamics of lodging proved that rape can easily be lodged under unfavourable weather conditions, which results in a significant crop failure: In crop-year 2009 yields were 1.0-1.5 t ha-1 higher than in 2008, when the weather conditions were more unfavourable. In both crop-years the influence of sowing time on the crop yield of rape was examined in three soil cultivation systems, with ploughing, loosening or disking. Different sowing time influenced the yield of rape in both crop-years significantly. In the crop-year of 2007/2008 – due to mild winter – we got the highest yield in the first sowing time (at the end of August) with loosening (3930 kg ha-1) and disking (3727 kg ha-1), while in case of ploughing we experienced the highest yield (3770 kg ha-1) in the second sowing time. There were no significant differences between the first and second sowing time (the end of August and the beginning of September), and in the third sowing time (end of September) also a moderate crop failure (-6.7%) cold be obtained, due to the favourable weather in winter and the water supply of the crop-year 2007/2008. In 2008/2009 all the three cultivation systems showed the best yield-results in the second sowing time (ploughing: 4886 kg ha-1, loosening: 5186 kg ha-1, disking: 5090 kg ha-1), and the first sowing time hardly differed from this (-4.1%), while the late September sowing time resulted in a significant crop failure of -11.1%.

  • The role of self regulation and market mechanisms in tertiary education
    91-97
    Views:
    189

    The social functions of tertiary education have gone through considerable changes with the transformation of economic environment in the more than two past decades. In the decade after the political transformation the number of students in the tertiary education increased more than threefold. Personal interests, social needs and the demands of the society lay different claims to the performance of this sector. The needs for structural transformation of the tertiary education system are connected with the development of social and economic processes. The changes of legal regulations determining the operation of the sector are induced by these factors, which refer to the autonomic characters of the public participants. Tertiary education possesses a specific market environment each of whose characters – both the supply and demand sides – strive for the enforcement of self-regulatory mechanisms.

  • Chromatometric comparison of Eurasian Collared Dove (Streptopelia decaocto) and Feral Pigeon (Columba livia domestica) feathers
    19-22
    Views:
    474

    Chromatometric examination of the plumage of birds is a poorly researched topic. We have approached this issue in primarily aspect of differences in plumage of species. Moulted feathers sample collection method has been increasingly used. Reliable identification of feathers becomes an increasingly important issue, hence need for an exact measurement-based methodology. Eurasian Collared Dove (Streptopelia decaocto) and Feral Pigeon (Columba livia domestica) primary, secondary and tail feathers were studied. Chromatometric parameters of feathers were measured in CIELAB color system and then statistical analysis (Independent samples t-test, Descriptive Statistics, Discriminant Analysis) was performed to compare the two species. Instrumental measurements has been confirmed the high similarity between colors of the two species, however species specific differences were also found. Lightless (L*) value were significantly characteristic of particular species, while the red/green (a*) and yellow/blue (b*) value had lower Predictive Power. We identified feathers and the variables which useable to separate the two species and determined the associated Confidence Intervals of these values. Our results may draw attention to a new potential direction for exact identification of the moulted feathers during sample collection.

  • Financial interrelationships of public warehousing
    80-89
    Views:
    147

    In my paper I examined the institutional and market connections warehouses use emphasising the role of financial institutions. I stressed that for the proper functioning of a warehouse the mutual trust of the economic participants is required. This presupposes a tight relationship between warehouses and banks, as banks have to accept warehouse warrants in such a manner that the credit suppliant can more readily access current assets credit.
    Today, we can say that the moneylender bank is strongly confident about deals involving warehouse credit. The amount of goods stored in warehouses is increasing. Warehouse deals offer better conditions to depositors, which can be explained by the fact that the creditor does not examine the management and credit standing of the depositor. Most important for them is that the goods provide enough collateral to ensure marketability, and that the warehouse storage conditions are proper. On the other hand, with the support of an interest subsidy system credit is obtainable at very auspicious conditions. To top it all off, and this is the most important aspect participants can receive access to funds unavailable to them in any other case.

  • Virtual Soil Information Systems in the Bihar Subregion and at Tedej Corp
    186-189
    Views:
    285

    After evaluating the sample sites’ soils and environmental status, we built up 2 different soil information systems. The first relies on analog data (soil maps), and is based on a regional model; its sample site is the Bihar sub-region. The second is a complex, field scale virtual 3D system, based on several types of data sources. (Aerial photos, GPS, field samples, hyper and multispectral images, soil maps). In this paper, we analyze and evaluate these systems. The greatest advantage of the models is that, with their usage, we can reveal connections which cannot be made by analyzing the individual elements of our data sources. We discovered that with the help of our systems, the monitoring and evaluating of the processes taking place in the soil is more fast and simple.

  • Examination of two artichoke cultivars under single year Hungarian climate conditions
    112-115
    Views:
    149

    Based on the results of a previous experiment, we concluded that by choosing a suitable cultivar, it is possible to produce artichoke in a one-year cultivation system in Hungarian weather circumstances. The objective of the present experiment was to investigate the performance of two Californian artichoke cultivars (Green Globe, Imperial Star) under the local conditions. Experiments were conducted in 2002 and 2003, by using four
    different sowing and two different planting dates (03.01. and 03.20. – planting 05.07.; 04.24. and 05.06. – planting 06.12.). For both cultivars, 100% of the plants initiated buds. In most of the cases, Imperial Star produced higher total and marketable yields than Green Globe did, while it formed bigger and more uniform buds. Our opinion is that the main reason for this result was that Imperial Star tolerated the dry and warm Hungarian summer much better. Irrespective of the variety by earlier sowing dates higher total yield was achieved. Based on our results, we found that under Hungarian circumstances, both cultivars could produce acceptable total yields. However, the weather circumstances of the given year influenced bud quality, and thus marketable yield, to a great extent. 

  • Human resource management surveys at organizations operating at profitoriented and public spheres
    79-86
    Views:
    168

    I introduce the performance management from the area of human resource management that I examined at organizations operating in market environment and in the public sphere as well. The reason of my choice of subject is that the performance management got into the centre of interest also in Hungary lately.
    The scale of values connecting traditionally to the organizations of the private and public sphere is different vitally, what affected substantive differences of the organization, the management and the human resources management environment. Within these I tried to reveal their performance management system and with their comparison to draw conclusions. I did my surveys at profit oriented organizations and at organizations operating at the public sphere.
    Performance management is one centre field of modern human resource managing, as the basis of the successful functioning of any company is the possibly most effective operation of its resources. Performance management is a possibility for the company and for the employer to overview the realization of the determined aims and the factors that block or promote accomplishments. Considering the results, the employee and the manager could determine subsequent realistic and accessible aims for the following period. Achievement management is extremely
    important in those positions where achievement could not be measured accurately.
    I carried out my surveys according to performance management by observation and data acquisition. I applied questionnaire survey to collect data, or rather made deep interviews; I talked personally with more employees as well.
    The questionnaire consisted of one data format and performance management questionnaire. I processed the gathered data by computer and visualized graphically. I also did examinations by using statistic methods, by which I was able to get to know the certain organizations deeper and thus it was possible for me to reveal more connections.

  • The past and present of Érmellék wine region
    49-52
    Views:
    173

    Érmellék is an area of the Partium. It is situated between Szilágy and Bihar counties and between River Kraszna and Berettyó. Its name is from Ér, the small brook, which crosses the area. Érmellék is famous for its wine production, because its climate is favourable for this kind of trade. Only a few information sheets of the small Partium-belonging micro-region, Érmellék are published nowadays. Érmellék has extremely picturesque architectural wine cellar rows, of which ”szalacsi” wine cellar row (wine cellar row system) with its unique structure consists of about a thousand cellars.

  • Fish consumption of the great cormorant in the area of Hortobágy Fish Farm
    81-84
    Views:
    303

    The cormorant (Phalacrocorax carbo) is a bird species that nests sporadically but in colonies, besides larger fishponds and rivers in Hungary. The number of its individuals has been increasing during the last two decades. The species eats solely fish, therefore it can cause serious depredation of the fish stocks in fishponds of intensive system and after the freezing of the ponds, in larger rivers, which are not yet frozen. The aim of our research is to reveal the damages the birds can cause on the studied areas and the extent of the losses the Hortobágy Fish Farm Co. has to realize.

    Our studies were carried out between April 2012 and November 2013. During cleaning, the investigation of the crop contents of the birds and their biometric studies were conducted. The results revealed the diverse nutrition base of the species. In the samples, we have determined 300 identified fish individuals; in 289 cases, the exact fish species were determined, too. Although statistical differences were found between the given pond unit and the consuming of the corresponding fish species (P=0.05% beside), this cannot be considered as absolutely certain.

    Our investigation is of considerable significance in terms of nature preservation and not least, it has substantial financial concerns too. Under the ever harder fish production conditions, the presence and thus the permanent nutrition of the bird affect the fishermen. In favour of the maintaining of the natural ecological balance and the income of the fishers, the elaboration of adequate protective and efficient preventive processes will be necessary in the near future.

  • Location of Retrograde Changes in the Nervous System Following Unilateral Sympathectomy in Sheep
    7-10
    Views:
    113

    Following unilateral right sympathectomy in sheep, it was found on the strength of retrograde changes in the anterior cervical ganglion, the stellate ganglion and neuromeres Th1 – Th4 that there exists a connection between the cervical sympathetic trunk and the vagus nerve.

  • Mobile Internet Usage Possibilities and Requirement in Agriculture
    394-402
    Views:
    134

    In this paper, I looked at the mobile Internet from technological, economical and sociological aspects and then pointed to several agricultural possibilities for theri usage. Examining the effects and driving forces of mobile communication, I can say that it is a very complex system. The social connections of mobile communication and the arising problems show that it affects several areas of everyday life. By looking at the business processes, all costs, advantages and disadvantages can be seen clearly. Overview the mobile Internet from the technological aspect and I discuss related technology and applicable utilities, as well as two possibilities for using wireless Internet: 3G and WiFi. Among the possible usages, I gave several examples to give an impression of all the diverse possibilities this technology offers. There are some really useful applications in customer service, precision farming, transport, agriculture and food industry. Finally, I talked about the mobile Internet in Hungary and in the other EU countries.

  • Effect of fish feeds with high vegetable oil and low fish oil content on the growth performance and innate immune system of common carp (preliminary results)
    7-12
    Views:
    167

    Fish meal and fish oil are very important components of fish feeds used by aquaculture. They contain poly-unsaturated fatty acids, which are essential nutrients both for fish and human nutrition. However, sources of fish meal and fish oil are limited, there is a need for new feed components to supply the increasing fish production and the increasing demand for fish feed. The aim of AQUAMAX project, supported by the European Union is to replace the fish meal and fish oil with vegetable oils. As a participant of this project, group of immunology in Research
    Institute for Fisheries, Aquaculture and Irrigation (HAKI) examined the effect of three different fish feeds on the growth performance, innate immune response and resistance against Aeromonas hydrophila infection of common carp in an in vivo experiment. Fish feed supplemented with Camelina oil, but still containing fish oil significantly increased growth performance of experimental fish and their resistance against the infection. Fish feed containing linseed oil only did not enhance the growth performance, and it had a negative effect on resistance against infection. Based on the experimental results it can be concluded that fish oil used in fish feeds cannot be replaced effectively with vegetable oils, but can be supplemented with them. 

  • Impact assesment of soil conditioners on a high clay content soil
    137-141
    Views:
    260

    Our measurements were done in a soil conditioner experiment started in 2014 which was set in conventional tillage system at the Karcag Research Institute where a soil conditioner was used from 2010. Effect of two different soil conditioners on compaction, moisture content of the soil and on CO2-emission was studied. Measurements were done after sowing of maize and millet, and on stubble after harvesting. It can be established that less degree of compaction was characteristic to the soil of the plots treated for several years with the soil conditioner during the vegetation period than in case of untreated plots. Higher CO2-emission values were observed on the plots treated for several years than on the control plots. This effect can’t be established in case of soil conditioners used for first time in this year.

  • Comparision of growth of mature all-female and mixed-sex Common carp (Cyprinus carpio L.) stocks in RAS
    65-68
    Views:
    740

    The common carp (Cyprinus carpio L.) is the most important fish species in Hungary, it is more than 70% of the total Hungarian fish production. The common carp production is important not only just in Hungary but in Middle-East Europe, as well as Southeast Asia. Majority of the production comes from fishpond culture. If the production sector wants to meet the increasing customer demands, there is need to intensify research on the intensive fish production opportunities for example all-female common carp technologies. The all-female technology is one of a genom-manipulation technology. Its production showed better growth rate than mixed-sex population in pond culture. Our experiment combined the recirculation aquaculture system (RAS) and the all-female common carp stocks intensification technologies. The reason for the experiment, is that there are no result about the growth of all-female common carp growth in RAS.

    The experiment used the „Tatai grey scale type” common carp stocks. We propagated two all-female stocks (T2 and T3) and a control group (TK). Due to technological characteristics of RAS, the water quality parameters were the same for all treatments and corresponded to the technological tolerance of common carp.

    The experimental period was from July 10, 2019 – November 20, 2019. Result of growth performance showed that the growth of mixed-sex stock was significantly higher than all-female stocks; (Control=3692.0±590.5g, T2=3438.8±415.4g, T3=3294.1±659.1g). Feed conversation ratio (Control=1.3±0.1 T2=1.5±0.2 T3=1.6±0.5) and SGR% (Control=0.8±0.0 T2=0.7±0.1 T3=0.7±0.1) were similar.

    By the results it can be said the all-female common carp technology has neither advantages nor disadvantages compared to the mixed-sex stock. The all-female technology can be beneficial if the consumers need female common carps. It is worth continuing the experiment and examine how the stocks will perform above 3kg body weight.

  • The Importance of Environmental Research of the Great Hungarian Plain
    9-16
    Views:
    126

    The research of the Great Hungarian Plain has been going on for a long time and there are a lot of information could be used by environmental protection too. The connection between the two topics are diversified, that is why it is necessary to choose a few subject to explain. The chosen subjects are:
    The protection of the geological media cannot be solved, either practically and legally, with the protection of the separated elements of that, just if we see it as a system.
    The prevention, which is the most effective (and also the most inexpensive) way of environmental protection, can be supported by the compilation of vulnerability- and risk maps (i.e. risk of inland water, erosion vulnerability, deflation vulnerability, contamination sensibility).
    Survey on the environmental state containing indispensable geological information for the optimal land use and country planning of a region, county or settlement.
    Marking out of the possible areas for waste depositing.

  • Relation of availability and barley uptake of some potentially toxic elements
    7-10
    Views:
    180

    A small-plot microelement load field trial was set up on brown forest clay soil with eight elements (Al, As, Cd, Cr, Cu, Hg, Pb, Zn), on 3 levels each (0/30, 90, 270 kg element ha-1). The soil was treated with soluble salts of elements once at initiation (1994). In the seventh year of the experiment (2001) winter barley was the test plant. The total element content was determined in plant samples (shoot, straw, grain) after microwave digestion using cc.HNO3+cc.H2O2. The element composition of the prepared samples was determined using ICP-MS technique. In the experiment toxic effects of treatments and yield loss could not be observed. Zn and As contents in barely shoots were only moderately increased by increasing microelement loads. Effects of Cr, Cu, Hg, Pb and Al treatments could not be observed. On the other hand, Cd accumulation was significant in the shoot. Cd content was also increased both in straw and grain. Results of this experiment prove that Cd remains mobile in the soil-plant system for a long time. Its accumulation can be observed both in vegetative and reproductive parts of plants without toxic symptoms and yield loss.

  • Use of Clearfield technology in the sunflower
    114-118
    Views:
    145

    Sunflower is one of the most important cultivated plants in Hungary. We carried out our research in 2009 with eight imidazolinone resistant hybrids and one conventional variety in order to compare the efficiency and selectivity of Clearfield technology to the conventional system. In the trial the Clearfield hybrids were treated by 3,5 l/ha Wing-P (pre) and 1,2 l/ha Pulsar 40 SL(post). The plot of the conventional variety was sprayed by 4,0 l/ha Wing-P and 0,5 l/ha Goal Duplo (pre).
    Wing-P also had a poor effect because of the lack of rain. Pulsar 40 SL gave an excellent result against the 2-6 leaves of monocotyledonous and the dicotyledonous weeds. Only the well-developed Hibiscus trionum survived the treatment. The combination of Wing-P and the Goal Duplo herbicide provided poor result against the caracteristical weeds of the experimental area because of the lack of rain. Oxifluorfen with contact effect burned the leaves of the sunflower.

  • Structural and concepcional changes related to the University of debrecen and its sport organizations between the period 2000–2013
    133-139
    Views:
    304

    The strategic and conceptional approach to sport has brought substantial changes in the sporting life of University of Debrecen during the period between 2005–2013. The restructualisation process aiming at the development of university sport as well as the measures related to creating a more transparent financing system demonstrates elements of improvement in comparison to the period prior to the Bologna process. The Sport Concept of the university operates the different areas of sport within a transparent, planed and complex structural framework in accordance with the principles outlined in both the National Sports Strategy (2007) and the legal regulations specified by the Sports Law and its modification (2004, 2011). The conceptional changes of sport at the University of Debrecen followed the main objectives and guidelines of the European Commission that lays a great emphasis on issues such as the integration of athletes into higher education allowing maintenance of parallel educational and athletic carriers for athletes.

  • Impact of the integration of lupine (Lupinus albus) into crop rotation on the extent of soil compaction in the Westsik longterm field trial
    529-537
    Views:
    236

    In order to reduce or eliminate soil compaction, rational crop rotation and appropriate sequence of crops have an increasingly important role in addition to mechanical and tillage solutions. In this respect, introduction of greening in recent years has been a major step, which focuses on aspects of environmentally conscious, soil conserving farming and the improvement of biodiversity. The cornerstone of this strategy is the cultivation of crops that have a beneficial effect on soil properties, such as the use of nitrogen-fixing plants and green manure plants in the cultivation system that have a beneficial effect on soil structure. In our examinations, penetrometer measurements were carried out in the second longest crop rotation-based field experiment in Europe in order to quantify the effects of green crops and crop rotation strategies on soil resistance. Our aim was to evaluate and compare the impact of lupine (Lupinus albus) on the penetration resistance of soil on sour sandy soils. At the time of the penetration resistance measurement, different crop rotations had a significant effect on the development of the parameter in the examined soil layer. The most favourable penetration resistance values were found in the crop rotation, which included lupine as a green manure. The favourable effect is dominant below the cultivated layer (0–40 cm), which is statistically verified. The values of penetration resistance of the cultivated soil layer of lupine sown as primary green manure did not differ significantly from the values measured in the case of the fallowing-based crop rotation. Therefore, the use of lupine green manure instead of fallowing could be worth considering by practical application due to its favourable effects on soil penetration resistance. The use of lupine green manure after the production of rye cultivation resulted in penetration parameters similar to fallowing, irrespective of the green crop and the applied amount of nitrogen fertilizer, which justifies the cultivation of the crop as green manure. In the case of potato cultivating, recorded compaction within the cultivated layer is an obvious consequence of mechanical compaction during harvest; therefore, machinery operations are decisive for the development of penetration resistance values of the cultivated layer. In addition to the beneficial effect of lupine as a green manure crop on soil condition, its nitrogen-fixing ability is also important; it stresses the utilisation of the crop of sour sandy soils for the sake of proper soil management. 

  • Study on Human Resource Management in Agriculture
    171-181
    Views:
    151

    The human factor has been reassessed with regard to strategic initiatives towards obtaining and preserving competitive advantage. Knowledge, experience and special skills are a specific form of capital, forming part of the organisations’ assets and serving as an organisational strategic resource. Their development and use require major investments, both on the part of the individual and the organisation. In a Europe undergoing integration, the quality of human resources enjoy priority among our really important values and specific features. The opportunities of the near future can be utilised, and agricultural economic organizations can survive and increase their organizational effectiveness, if they possess a basis of human capital which is able to make a shift in perspective and behaviour which is of primary importance from the point of view of incorporating market mechanisms and implementing them in practice. My investigations were focused on the current position of human resource management in a comprehensive manner; further, on the approach of top managers regarding the future. Analysing the business and other indicators of the companies studied, I have set the objective to describe the differences and special features of the human resource management practice of companies, which are different in size, operational form, and from the perspective of success or failure.
    Human resource management is directed to attracting, retaining, motivating and utilising labour. A given work process can be successful or unsuccessful – given the same conditions – depending on who performs it. Therefore, human resource management related tasks require special attention when enterprises are planned, established and operated. On analysing the responsibilities of human resource management, I have found that the functions and responsibilities of human resource have low or medium importance in the operation of economic organisations today. Regarding the future, top managers have expressed higher expectations of human resource management responsibilities in all areas and they consider individual functions to be more important. The establishment and operation of a human resource information system has been presented as the most important need for change. Correlation analyses have proved that the higher the sales revenues of a company, the higher the development of human resources is regarded by its manager, and the same holds for training, career support and a proper establishment and continuous evaluation of job profiles.

  • Development Level of Settlements of the Statistical Subregion of Nagykálló
    54-59
    Views:
    155

    I have attempted to develop methods and applications for indices used to evaulate the development of settlements. At first stage the complex index applied by the Central Statistical Office (CSO) was differentiated according to economic, ecological and social aspects, and at the same time the system of indices was extended. As a result of these the ranking list of the exemined settlements has changed compared to the ranking based on the complex index applied by the CSO. There are significant differences particulary in the evaulation of the ecological development, however, in same cases ranking of economic and social development of settlements is also different. These analyses demonstrate that by using more indices the evaluation of development of settlement would be more objective, and by classifying according to the three functions of the country the countradictions would be more visible.

  • Effect of fish feed containing two Chinese herbal extracts (Ganodema Iucidum and Lonicera japonica) on the non-specific immune system of Nile tilapia, Oreochromis niloticus (preliminary results)
    9-14
    Views:
    200

    The effect of two Chinese herbs (Ganoderma lucidum and Lonicera japonica) on non-specific immune response of tilapia was examined. In addition to the control (no herbs), three diet variations were used. These contained 1.0% of Lonicera, 1.0% of Ganoderma and a mixture of Ganoderma (0.5%) and Lonicera (0.5%). The respiratory burst and phagocytic activity of blood leukocytes were monitored. Three weeks after feeding, the fish were infected with Aeromonas hydrophila. The results of this study showed that feeding tilapia with Ganoderma and Lonicera alone or in combination enhanced the phagocytosis of blood leukocytes, but not the respiratory burst activity. Both herbs, when used alone or in combination, reduced mortality after challenge with A. hydrophila. The highest mortality was observed in the control fish – 56.66%, and fish fed with Lonicera extract – 43.33% while 30% of fish died in the group fed with Ganoderma and the lowest mortality (20%) was observed when the fish were fed with a combination of the two herbs. It can be concluded that the herb extracts added to this diet act as immuno-stimulants and appear to improve the immune response and disease resistance of tilapia.

  • Reduction of ragweed pollution in industrial utilization system
    69-72
    Views:
    190

    In Hungary 6.2 billion hectares are used for agricultural and from this area 5.0 billion are polluted by ragweed. In addition, the export of agricultural products will be threatened because of their pollution. Ragweed results also problems in human medicine because of its pollen allergy. More than 30% of the habitants are affected directly or indirect by allergyc diseases. On an annual basis nearly 60 billion HUF is spent on defense against ragweed. From this budget 30 billion HUF comes from the damage of the agriculture and other 30 billion for the cost of the therapy and health insurance. To solve the problems caused by ragweed needs new ideas. The proposals are the gathering and comprehensive utilization. A leap forward, from the ragweed new, market–orientated product should be developed.

  • Agricultural aspects in river basin management plans
    149-152
    Views:
    158

    In the European Region agriculture is the second largest water user after power industry cooling water use. As part of the implementation of Water Framework Directive EU Member States prepared their river basin management plans by the end of 2009 or first half of 2010, In these plans impacts of agriculture on water bodies have received attention. The detailed information elaborated in the plans by countries and river basin districts were uploaded into the WFD section of the WISE system. This database provides opportunity for multi-criteria analysis for different water types. The paper discusses the effects of agriculture on hydromorphological pressures and impacts affecting surface water bodies. It was pointed out that among the pressures affecting European surface water bodies the hydromorphological and diffuse pressures represent the highest ratios (Figure 1). Within the hydromorphological pressures affecting classified surface water bodies the ratio of pressures related to agricultural activities is low,
    it does not exceed 1% at European level. In case of Hungary the agriculture related river management pressures effect about 80% of the surface water bodies, which is much higher than the corresponding European average. The agricultural water abstractions affect about 10% of the Hungarian surface water bodies (Figures 2 and 3). The river and lake water bodies are impacted in significant ratio by nutrient enrichments and organic material enrichments, while in case of river water bodies the impact of organic material enrichments is also significant (Figures 4 and 5).

  • The effects of fertilization on the protein related properties of winter wheat
    67-69
    Views:
    350

    The yield and quality of wheat are mainly determined by the plant production system, thus we studied the effect of mineral fertilization.

    The field trials were set up in 1983 at the Látókép Research Institute of the University of Debrecen. We examined effect of different Nfertilizer doses (60 kg ha-1 N/P/K, 120 kg ha-1 N/P/K) on Lupus, Mv Toldi and GK Csillag's protein properties in 2012. During the tests, three quality parameters were determined: wet gluten content (%), wet gluten spread (mm/h) and gluten index (%). In the experiment the effect of different doses of N-fertilizers significantly influenced by the wet gluten content and gluten index of Lupus.