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EN
This study investigated the multifaceted relationship between resilience engineering practices, work motivation factors, health, safety, and environment (HSE) management to achieve employee productivity within a mining company in South Kalimantan, Indonesia. Employing structural equation modelling (SEM) on data from 178 workers, intriguing results are diverged from established research. While resilience engineering practices and work motivation factors significantly enhanced productivity, robust HSE management demonstrated a surprisingly insignificant association. This unexpected finding necessitates a closer examination of the unique context of Indonesian mining culture and HSE implementation practices. Several potential explanations emerge, including ingrained communal responsibility for safety, limited applicability of imported frameworks, prioritisation of immediate needs over long-term safety due to competitive pressures, and possible erosion of trust in bureaucratic systems. These factors highlight the need to consider cultural nuances and industry challenges when designing effective HSE interventions. Moving forward, research and practice must prioritise developing culturally sensitive HSE practices, fostering trust and employee engagement, bridging the gap between formal systems and daily realities, and gathering qualitative data to understand employee perspectives. By addressing these considerations, future interventions can effectively align HSE efforts with employee productivity, contributing to a safer, more productive, culturally relevant work environment for Indonesian miners.
EN
After joining the European Union, the market economy continued to drive structural changes in meat production and processing. Unfortunately, the functioning of meat markets was impacted by several threats with significant adverse influence. Phenomena such as the spread of ASF disease, the United Kingdom's exit from the European Union or the Covid-19 epidemic added instability to the already cyclical pork market. The study aims to evaluate the functioning of Poland’s pork market and to identify the main trend in this market. Livestock and pork meat production in Poland form a significant economic sector; however, it creates considerable environmental challenges. The study focuses on key aspects such as greenhouse gas emissions, water usage, feed consumption, and waste management. The study covers the years 2004-2021, i.e., the period of seventeen years after Poland's accession to the European Union. The statistical data analysis methods showed four to three-year cycles in pork live stock with a decreasing amplitude over time and high and relatively stable domestic demand for pork. This provides a favourable foundation for future production direction. However, the systematic changes in the structure of meat consumption and price development led to a steady increase in the share of poultry meat at the expense of pork and bovine during the observed year span.
PL
Po przystąpieniu Polski do Unii Europejskiej kontynuowano zmiany strukturalne w produkcji i przetwórstwie mięsa zwierząt zapoczątkowane przez gospodarkę rynkową. Niestety w otoczeniu występuje wiele zagrożeń, których skutki mogą mieć istotne znaczenie dla funkcjonowania rynków mięsnych. Takie zjawiska jak rozprzestrzenianie się choroby ASF, wyjście Wielkiej Brytanii z Unii Europejskiej czy epidemia Covid-19 dodały niestabilności na i tak już cyklicznym rynku wieprzowiny. Celem opracowania jest ocena funkcjonowania rynku wieprzowiny w Polsce oraz identyfikacja głównych trendów na tym rynku przy jednoczesnym uwzględnieniu wpływu tego kierunku produkcji na środowisko. Produkcja żywca i mięsa wieprzowego w Polsce jest istotnym sektorem gospodarczym, ale wiąże się również z poważnymi wyzwaniami związanymi z ochroną środowiska. W opracowaniu skupiono się na głównych aspektach, czyli: emisji gazów cieplarnianych, zużyciu wody, zużyciu paszy i gospodarowania odpadami. Badanie obejmuje lata 2004-2021, czyli okres siedemnastu lat po przystąpieniu Polski do Unii Europejskiej. Metody analizy danych statystycznych wskazują, że krajowy popyt na wieprzowinę jest wysoki i względnie stabilny, co stanowi korzystną podstawę dla tego kierunku produkcji. Systematyczne zmiany w strukturze spożycia mięsa prowadzą jednak do stałego wzrostu udziału mięsa drobiowego kosztem pozostałych dwóch rodzajów mięsa.
EN
In order to optimize cork productivity in the Maamora forest, specifically in the northern part of the A, B, C, D, and E cantons, the study focused on the analysis and updating of the distribution of productive cork oak (Quercus suber L.) stands as well as the evaluation of cork production over the past two decades. For this purpose, the available maps were corrected and updated using GPS data and field surveys between 2019 and 2022. Similarly, a thorough examination of the archives related to cork harvesting from the water and forestry administration was conducted and enriched by data collection during the survey. The obtained results indicate that the productive area is approximately 39% of the total area in the study zone. Simultaneously, statistical data has highlighted significant fluctuations in the annual gross cork production, coupled with a concerning decrease of 21.29% during the second rotation. Indeed, during the second rotation, 30% of the productive area was not harvested, compared to approximately 14% during the first rotation. Similarly, only 59% of the productive area underwent two harvest cycles. Despite these fluctuations, the recorded productivity during the second rotation, at 0.68 stere/hectare/year, remains above the national average. The differences between cantons are also noteworthy, emphasizing the impact of local factors on cork harvesting. In this context, ensuring sustained cork productivity while ensuring the sustainability of vegetal capital against climate change requires the implementation of an adaptive management approach.
EN
Purpose: The aim of the study was to rate the employee’s productivity on different work day organization and to indicate the most optimal work schedule. Design/methodology/approach: For the research presented in this paper, strong literature review was done. We showed why human workforce is so important in tissue culture laboratory and why proper work organization is essential for increasing competitiveness of companies. Literature in the field of overtime work and short, elastic hours of work was also presented. Our research design checked effectiveness of work of ten employees of tissue culture laboratory in five different workday schedules. First combination was control and four other investigated influence of six hour work on main task in different arrangements on productivity. Data was statistically analysed with Kruskal-Wallis ANOVA. Productivity Index and Labour Productivity Index were also used for better results processing. Findings: The highest employees productivity is concentrated in the middle of work day. In conventional eight hour workday, the highest productivity is just after fifteen minute break. Six hour workday has big potential in increasing work, especially when main task is not interrupted by other activities and when work starts at the beginning of workday. Research limitations/implications: In future, research should be expanded on employees efficiency in work with bioreactor and costs analysis of plant production in such system. Practical implications: Our results are directed to plant tissue culture companies and others where employees are essential and their work requires concentration during repetitive activities. We suggest solutions increasing work efficiency. Originality/value: Our work presents hour after hour analysis of work efficiency in different workday organization in plant tissue culture company.
EN
The key aspect for evaluation of potential effects of ongoing environmental changes is identification of their controlson one hand, and understanding of their mutual relations on other. In this context, the best source of information about medium and long term coThe key aspect for evaluation of potential effects of ongoing environmental changes is identification of their controlson one hand, and understanding of their mutual relations on other. In this context, the best source of information about medium and long term consequences of various environmental processes is the geologic record. Numerous different-scale palaeoenvironmental events took place during the Jurassic/Cretaceous transition; amongst them, the best documented so far are: long term marine regression during the Tithonian-early Berriasian, climate aridization during the late Tithonian-early Berriasian, and tectonic activity in western parts of the Neo Tethys Ocean during the late Berriasian-Valanginian. This study, which is based on the Ph Ddissertation of Damian Gerard Lodowski, attempts to reconstruct the latest Jurassic-earliest Cretaceous paleoenvironment and its evolution in the area of the Western Tethys, with special attention paid to cause-and-effect relationships between climate changes, tectonic activity and oceanographic conditions (perturbations in marine circulation and bioproductivity). Here are presented the basic results of high-resolution geochemical investigations performed in the Transdanubian Range (Hárskút and Lókút, Hungary), High-Tatric (Giewont, Poland) and Lower Sub-Tatric (Pośrednie III, Poland) series, Pieniny Klippen Belt (Brodno and Snežnica, Slovakia; Velykyi Kamianets, Ukraine) and Western Balkan (Barlya, Bulgaria) sections. The sections were correlated and compared in terms ofpaleoredox conditions (authigenic U), accumulation of micronutrient-type element (Zn) and climate changes (chemical index of alteration, CIA), providinga consistent scenario of the Tithonian-Berriasian palaeoenvironment evolution in various western Tethyan basins. Amongst the first-order trends and events, characteristic of studied sections are the two intervals recording an oxygen deficient at the seafloor: 1) the upper Tithonian-lowermost Berriasian (OD I); and 2) at the lower/upper Berriasian transition (OD II). Noteworthy, this phenomena cooccurred with elevated accumulations of nutrient-type elements (i. e. enrichment factor of Zn). Besides, collected data document the late Tithonian-early Berriasian trend of climate aridization, as well as the late Berriasian humidification. Such record is explained by a model, in which decreasing intensity of atmospheric circulation during the late Tithonian-early Berriasian was directly connected with climate cooling and aridization. This process resulted in lesser efficiency of up- and/or downwelling currents, which induced sea water stratification, seafloor hypoxia and perturbations in the nutrient-shuttle process during the OD I. On the other hand, the OD II interval may correspond to tectonic reactivation in the Neo Tethyan Collision Belt. This process might have led to physical cutoff of Alpine Tethys basins from the Neo Tethyan circulation (both atmospheric and oceanic), driving the limited stratification in the former, and limiting the effect of gradual humidification of global climate (i.e. due to increasing strength of monsoons and monsoonal upwellings). nsequences of various environmental processes is the geologic record. Numerous different-scale palaeoenvironmental events took place during the Jurassic/Cretaceous transition; amongst them, the best documented so far are: long term marine regression during the Tithonian-early Berriasian, climate aridization during the late Tithonian-early Berriasian, and tectonic activity in western parts of the Neo Tethys Ocean during the late Berriasian-Valanginian. This study, which is based on the Ph Ddissertation of Damian Gerard Lodowski, attempts to reconstruct the latest Jurassic-earliest Cretaceous paleoenvironment and its evolution in the area of the Western Tethys, with special attention paid to cause-and-effect relationships between climate changes, tectonic activity and oceanographic conditions (perturbations in marine circulation and bioproductivity). Here are presented the basic results of high-resolution geochemical investigations performed in the Transdanubian Range (Hárskút and Lókút, Hungary), High-Tatric (Giewont, Poland) and Lower Sub-Tatric (Pośrednie III, Poland) series, Pieniny Klippen Belt (Brodno and Snežnica, Slovakia; Velykyi Kamianets, Ukraine) and Western Balkan (Barlya, Bulgaria) sections. The sections were correlated and compared in terms ofpaleoredox conditions (authigenic U), accumulation of micronutrient-type element (Zn) and climate changes (chemical index of alteration, CIA), providinga consistent scenario of the Tithonian-Berriasian palaeoenvironment evolution in various western Tethyan basins. Amongst the first-order trends and events, characteristic of studied sections are the two intervals recording an oxygen deficient at the seafloor: 1) the upper Tithonian-lowermost Berriasian (OD I); and 2) at the lower/upper Berriasian transition (OD II). Noteworthy, this phenomena cooccurred with elevated accumulations of nutrient-type elements (i. e. enrichment factor of Zn). Besides, collected data document the late Tithonian-early Berriasian trend of climate aridization, as well as the late Berriasian humidification. Such record is explained by a model, in which decreasing intensity of atmospheric circulation during the late Tithonian-early Berriasian was directly connected with climate cooling and aridization. This process resulted in lesser efficiency of up- and/or downwelling currents, which induced sea water stratification, seafloor hypoxia and perturbations in the nutrient-shuttle process during the OD I. On the other hand, the OD II interval may correspond to tectonic reactivation in the Neo Tethyan Collision Belt. This process might have led to physical cutoff of Alpine Tethys basins from the Neo Tethyan circulation (both atmospheric and oceanic), driving the limited stratification in the former, and limiting the effect of gradual humidification of global climate (i.e. due to increasing strength of monsoons and monsoonal upwellings).
EN
Peru has a diversity of exotic fruits and plants with recognized yields for food and health protection. Nectars are highly consumed food products, made from fruits or vegetables. The objective for the present work was to carry out the technical study of the installation of a watercress nectar processor to reduce anemia in adults; identify the demand, technical requirements for the operation and profitability of the processing facilities. Methodology. The analytical-synthetic method was used; The population of the target market was analyzed, the size of the sample was determined with the coefficient of variation method, (n = 384), the instrument used was the survey; the technical, economic-financial study was carried out. The results were the growth in the demand for nectars of 59.82%, with respect to the economic-financial evaluation, it has been shown that the results are satisfactory for the installation of the plant, with the economic and financial IRR, both rates proving to be attractive. for the project. From the projected income statement for the 2021-2025 period, it can be deduced that for 2025 there was a net profit of S/316,971.39. Other indicators such as the economic and financial NPV, the B/C ratio and the PRI that were satisfactory for the Project, making its execution viable. The conclusion this study was the technical study for the installation of a nectar processing plant to reduce anemia in adults in Lima, which was viable in terms of operation and profitability, taking advantage of its healing and nutritional properties.
EN
The aboveground net primary productivity (ANPP) of bofedales is one of the most important indicators for the provision of ecosystem services in the high Andean areas. In the case of bofedales, the evaluation of the ANPP supply capacity as a service on a spatial and temporal scale through remote sensing has been little addressed. The capacity, intra and interannual, to provide the ANPP of the high Andean wetlands was quantified at a spatial and temporal level through remote sensing. The normalized difference vegetation index (NDVI) of the MODIS sensor was used according to the Monteith model (1972), product of the incident photosynthetically active radiation, fraction of the absorbed radiation, and the efficiency of using the radiation of the calibrated vegetation with dry matter sampling in the field. Results show an ANPP prediction R 2 of 0.52 (p < 0.05), with no significant spatial difference between field samples. When applying the model, the intra-annual temporary ANPP supply capacity presents a maximum average of 160.54 kg DM·ha -1·month -1 in the rainy season (December-May) and a maximum average of 81.17 kg DM·ha -1·month in the dry season (June-October). In 2003-2020, the interannual temporary capacity presented values of 1100-1700 kg DM·ha -1·year -1. This makes it possible not to affect the sustainability of the wetlands and prevent their depletion and degradation. Understanding the ANPP supply capacity of bofedales can favour the efficient use of the resource and indirectly benefit its conservation.
EN
Intercropped systems have agro-ecological and socioeconomic advantages over monocultures. Cotton is used in systems associated with food crops as an option to increase sustainability in family farming. The objective of this research was to evaluate the productivity of cotton in association with food crops, without using any nutritional assistance in the soil. This study was conducted on the rainy season of 2020 in Manabí-Ecuador. Six treatments were performed: four treatments related with the association of cotton with peanut, cowpea bean, field corn, and sweet corn; and two treatments with cotton monoculture (with and without soil fertilization). Agronomic, productive, and phytosanitary variables were evaluated in 60 m2 experimental plots. A randomized complete block design with four replications was used. The results determined that cotton yield in the association with peanut was significantly equal to the monoculture with and without fertilization. In the intercropped food crops, there was a reduction in production in relation to the monocultures. However, it was the peanut in association with cotton with the lowest reduction, in addition to presenting the best Land Equivalence Ratio (1.71) and the best Marginal Rate of Return (120.56%), which suggests that this association is a viable alternative and easy to adopt by the small cotton producer.
EN
The negative impact of global and regional climate changes upon the crop yields leads to the violation of the crop production stability. The development of reliable methods for assessment of the climatic factors by the reaction of the crops to them in order to minimize the impact of climatic stresses upon the sustainability of food systems is an urgent scientific task. This problem was studied on the example of growing corn. A mathematical analysis of the main meteorological indicators for 16 years of research has been performed on the basis of which the frequency and direction of the occurrence of atypical and extreme weather conditions in various periods of the corn vegetation season were established by the coefficient of significance of deviations of the weather elements from the average long-term norm. It has been proved that the probability of occurrence of such weather conditions in the period from April to September is 38–81% in terms of the average temperature of the month, and 31–69% in terms of precipitation. By using the information base of the corn yields in a stationary field experiment with the gradations of factors: A (the fertilizer option) – A1-A12, B (the crop care method) – B1-B3, C (the hybrid) – C1-C7, the most critical month of the corn ontogeny was established when the weather has a decisive influence upon the formation of the crop. With the help of the correlation-regression analysis it was proved that the corn yield most significantly depends on the average monthly temperature in June, and for the hybrids with FАО 200–299 – on the amount of precipitation in the month of May. The obtained mathematical models make it possible to predict the yield of corn at a high level of reliability depending on the indicators of the main climate-forming factors in June, that is, even before the flowering of the plants (before the stage of ВВСН 61).
EN
Aquaponics is an integrated form of a multi-commodity production system that combines a recirculating aquaculture system with the hydroponic cultivation of crops using the same water via recirculation using pumps. However, the ideal density of cultured aquatic species and the suitable fish/plants/fish feed combinations applicable under aquaponics must be established to determine its impact on the system’s performance, including the local growing conditions that could affect its productivity. Eighteen aquaponic systems following a closed-loop water recirculation method were established for the production of red tilapia, giant river prawns, lettuce, and duckweed. The study aimed to establish the ambient growing condition, water quality, and productivity of the system subjected to different stocking densities of fish (RT24 – 24 fish/m3, and RT48 – 48 fish/m3) and prawn (P0 – zero prawn, P12 – 12 prawns/m2, and P25 – 25 prawns/m2. Results show that with an ambient air temperature and humidity ranging from 30–35 °C and 52–71% during the production, the obtained water quality conditions in the system were: water temperature 27–30 °C; dissolved oxygen (DO) 2.8–3.3 mg/L; pH – 8.3; total ammonia nitrogen (TAN) close to 0, Nitrite – 0; Nitrate – 40 to 160 mg/L; total dissolved solids (TDS) – 580 mg/L; and a daily water loss of 1.47% which were within the tolerable growth conditions of the different species. The stocking density of 24 fish/m3 and 12 prawns/m2 resulted in better growth and yield performance of the cultured aquatic species. However, the stocking densities had no significant effect on the growth and yield of lettuce and duckweed.
EN
This study was aimed at theoretical generalizations and experimental results of research on the influence of the combined cultivation of medicinal plants wild chamomile (Matricaria recutita L.) and root chicory (Sychorium intybus L.) in the rows of gardens, which actualizes the issue of increasing productivity in industrial orchards. Therefore, the authors strove to increase the efficiency of growing research crops using fruit plantations, thereby ensuring a shortened payback period for capital investments spent on their creation. The conducted scientific studies have shown that the effect of aster yield on the content of bioactive substances in medicinal plant raw materials depends on the type of soil and climatic conditions of the studied territory, the cultivar, the sowing period, the genetic characteristics of the seeds, and the sowing conditions, etc. The purpose of the conducted research was to determine the patterns of crop formation of the presented medicinal plants in the inter-row orchard according to the elements of agricultural techniques of cultivation under the agroecological conditions of the Right Bank Forest Steppe of Ukraine. As a result of the conducted research, the expediency of cultivating existing plants on the area of the allotted plot was confirmed. The optimal timing of autumn sowing for cultivar ‘Perlyna Lisostepu’ with a seeding rate of 6 kg/ha and a yield of dry mass of inflorescences of 1.81 t•ha−1 was studied. The main indicators of the seedless method of planting chicory root crops of the second year for wintering in the open ground were established, while 35–40 t•ha−1 of high-quality root crops were obtained. Using the methods of qualitative and quantitative analysis, the raw materials of chamomile medicinal cultivars ‘Perlyna Lisostepu’ and ‘Bodegold’ were investigated for the content of flavonoids, chamazulene and its derivatives, as one of the important indicators of the quality of the essential oil, as well as the component composition of the root chicory cultivars ‘Umansky-99’ and ‘Umansky-97’, in relation to the quantitative ratio hydroxycinnamic acids and flavonoids in a 1:1 infusion. Accumulation of inulin continued throughout the growing season of root chicory, reaching the optimal content at the beginning of technical ripeness, and the highest rate was 11.5–17.51% in the sub-winter sowing period.
EN
After conducting research on energy Populus plants, it was discovered that biometric indicators and productivity were affected by both sowing density and nutritional background. The results showed that the tallest energy Populus shoots were observed in the group with a sowing density of 5600 pieces/ha, reaching heights of 11.1–11.6 m. The diameter of the central shoot in this variant was between 157 and 163 mm. The number of shoots was 1.8–2.5 pcs. on 1 plant and 21600–30000 pcs. on 1 hectare. The variant with a sowing density of 6700 units/ha yielded the most energy Populus biomass, specifically 178.3 tons of green mass and 100.9 tons of dry mass per hectare. Compared to the variant with a sowing density of 8300 units/ha, this represented an increase of 19.9 and 11.3 t/ha respectively, and an increase of 18.0 and 10.4 t/ha respectively, when compared to the variant with a sowing density of 5600 units/ha. The utilization of mineral fertilizers was shown to notably enhance productivity, as evidenced by an increase in green mass of 21.1–37.1 t/ha and an increase in dry mass of 11.2–20.6 t/ha across all trial variations. In the Precarpathian region, where sod podzolized soils are prevalent, the optimal sowing density of energy Populus biofuel was determined to be 6700 pcs./ha, with a yield of 110.990 kg/ha achieved through the application of mineral fertilizers. This approach generated an energy output of 1775.8 GJ/ha. In the case of a sowing density of 8300 units/ha and the use of mineral fertilizers, the energy output produced was 1576.9 GJ/ha, whereas sowing density of 5600 units/ha resulted in an energy output of 1591.0 GJ/ha. The introduction of mineral fertilizers led to an increase in energy output ranging from 12.3 to 22.6 GJ/ha for all experimental variants.
EN
Deterioration of ecological situation, increase of mineral fertilizer prices and their foreseen increase in recent years force us to look for the ways to reduce the rates of their application and alternative means of maintaining high productivity of sown fodder lands. Fertilization was and remains one of the decisive ways of increasing haymaking productivity, as well as increasing their economic efficiency. The productivity of leguminous grasses based on the study of agrotechnological measures of cultivation in the conditions of the Carpathian region is currently relevant. The studied species of perennial grasses, during the three-year cultivation, showed that the largest number of shoots was formed on the variant with horned sedge and was 1185–1201 pieces/m2. Medicago sativa had the smallest number of shoots (470 pics/m2, control (without fertilizers)). Trifolium pratense and Lotus corniculatus provided the highest productivity in relation to other species from 20 to 31%. Analysis of single–species crops productivity of perennial bean grasses by cuttings showed that the peculiarities obtained on average for all slopes, were also similar in each of two slopes. During the three–year use of the herbage on the yield from 1 ha of dry mass in both slopes, the herbage factor had the greatest influence, the share of which was 61–62%, while the share of the influence of fertilizer was 38–39%.
EN
Processes of water purification from phosphates using a low-pressure reverse osmosis membrane were studied. It was shown that the concentration of phosphates in the permeate largely depends on their initial concentration in the water and increases along with the degree of permeate selection. It was established that when using the Filmtec TW3–1812–50 membrane for phosphate concentrations up to 20 mg/dm3, their concentration in the permeate does not exceed 2.5 mg/dm3 with a degree of permeate selection up to 90% when cleaning solutions in distilled and artesian water. This value is below the permissible level for drinking water. When the concentration of phosphates increases to 100 and 1000 mg/dm3, their content in the permeate increases sharply to the values significantly higher than the permissible level in both drinking and wastewater. When sodium orthophosphate was added to artesian water, the effectiveness of its purification on this membrane with respect to chlorides, sulfates, hardness ions, and hydrocarbons was high. This indicates that the cartridges with these membranes can be used both in industrial installations and in households for further purification of artesian and tap water to drinking water quality.
EN
Current study is devoted to the development of an ideotype of winter wheat variety for cultivation in the conditions of the South of Ukraine. The investigation is based on the results of regional ecological varietal testing, conducted in the Southern Steppe zone on the non-irrigated lands. Varietal traits, included in the study, embraced growing season duration, 1000 grains weight, plant height, and ear length. The results of the testing were further processed using statistical procedures of linear Pearson’s correlation analysis and multiple regression analysis. As a result, the model of a winter wheat variety for the non-irrigated lands of the South of Ukraine was developed. The developed model is characterized by very high fitting quality (R2 = 0.9476) and good prediction accuracy (MAPE = 23.27%). According to the model, the variety should be late ripening with moderate to high plant height to provide the highest grain yield. The trait of 1000 grains weight was found out to be unimportant. The main trait, providing for the grain yield increase, is growing season duration, which must be long enough. Further ecological varietal testing studies with inclusion of additional varietal traits, such as cold-resistance, drought-resistance, frost-resistance, tolerance to diseases, etc., are to be conducted to extend the ideotype of winter wheat.
EN
The aim of the article is to analyse the diversity of the level of eco-innovation in the EU Member States in the field of resource efficiency. For this purpose, the resource efficiency outcomes indicator and its sub-indicators were used. The study was prepared on the basis of data from the General Directorate for the Environment. Using positional statistical measures, an analysis of the diversification of the eco-innovation level of the European Union Member States in 2012-2021 was carried out, and the trends of changes in this differentiation were identified. The analysis showed that the difference between the level of eco-innovation in the indicators studied in the EU Member States does not decrease, and there is still a very large difference between the most and the least innovative countries. To date, we have not found this kind of research, so the research carried out fills the research gap in this area.
PL
Celem artykułu jest analiza zróżnicowania poziomu ekoinnowacji w państwach członkowskich UE w zakresie efektywnego gospodarowania zasobami. W tym celu wykorzystano wskaźnik wyników w zakresie efektywnego gospodarowania zasobami i jego wskaźniki cząstkowe. Badanie zostało przygotowane na podstawie danych Generalnej Dyrekcji ds. Środowiska. Za pomocą pozycyjnych miar statystycznych przeprowadzono analizę dywersyfikacji poziomu ekoinnowacji państw członkowskich Unii Europejskiej w latach 2012-2021 oraz zidentyfikowano tendencje zmian w tym zróżnicowaniu. Analiza wykazała, że różnica między poziomem ekoinnowacji we wskaźnikach badanych w państwach członkowskich UE nie zmniejsza się i nadal istnieje bardzo duża różnica między krajami najbardziej i najmniej innowacyjnymi. W literaturze brakuje tego typu analiz, więc przeprowadzone badania wypełniają lukę badawczą w tym obszarze.
EN
Contemporary agrobiology is aimed at solving the problem of sufficiently stable agricultural crop yield, given the principles of eco-friendly nature use and mandatory monitoring of anthropogenic load on agrocenoses. Hormonal regulation of physiological functions, including the use of preparations based on phytohormones and modifiers of their activity, is one of the topical directions for tackling the problem of plant productivity. The article presents the research results of the effect of the inhibitor of antigibberellin action – chlormequat chloride – and the stimulator based on treptoleum phytohormones on the processes of morphogenesis, the formation of the photosynthetic apparatus, and the yield of flax plants. The plant height is established to decrease under the action of chlormequat chloride, and increase under the influence of treptolem. Both preparations caused an increase in the flax stem diameter. When applying growth regulators, the number of leaves and their total surface area, duration of functioning increased, which generally contributed to the improvement of the crop structure and flax plants productivity. Determination of the content of residual amounts of drugs was carried out on samples of leaves and stems of flax, while the complete absence or traces of chlormequat chloride was noted.
EN
Reasoned fertilization is an essential element of the agroecological approach, which aims first and foremost to improve soil and plant growth. The objective was to examine how slow-release nitrogen fertilizer will perform on the wheat productivity compared to conventional quick-release nitrogen fertilizers. A slow-release nitrogen cover fertilizer Duramon (24% N) was applied to soft wheat and compared to conventional nitrogen fertilizers as well as the local farmer practices. A randomized complete blocks design was adopted with four replications and four sites and repeated during three cropping seasons. Stand density, plant canopy height, tillers/plant, spikes/plant, biological yield, grain yield and harvest index were evaluated. Compared with conventional quick-release nitrogen fertilizers, the slow-release nitrogen significantly (P≤0.05) improved tillering, spikes/plant, canopy height, biological yield, grain yield and harvest index. It achieved an average total biomass and grain yields of 3220 kg DM/ha and 978 kg/ha, respectively. The average gains for total biomass and grain yields were 14% and 21%, respectively. However, when compared with the local farmers’ practices, the gains obtained were significantly higher, with 123% and 175% for the slow-release N fertilizer and 95% and 128% for the conventional quick-release N fertilizer, respectively. The harvest index was improved by N application, rising from 25% in local controls up to 30% for slow-release N fertilizers. In conclusion, compared with conventional quick-release nitrogen fertilizers and local practices, the use of slow-release fertilizers with less units of nitrogen applied significantly improved spikes number, biological and grain yields and harvest index, even in dry years.
EN
Plant nutrition presents one of the main concerns of table growers in Morocco. Since the increase of the prices of fertilizers, the optimization of the amount of nutrients elements is important. Crop deficiency in terms of Nitrogen (N), Phosphorus (P) and Potassium (K) was demonstrated to decrease growth and productivity of plants. The objective of this research was to investigate the effect of adding Basal N-P-K Fertilizer (15-15-15) to soil on some physiological parameters of table grapes, such as chlorophyll fluorescence, plant growth and fruit yield. Trials were conducted northeast of Morocco and under Mediterranean climate conditions on a production of 8-year-old table grapes (v. Regal). The planting density was 2000 plants/ha. In a field of 10 ha of commercial production, a plot of twenty-four trees were selected for each treatment (control (C) and treated (Tr) plants with basal fertilizer). A basal fertilizer (15-15-15) was applied in the beginning of the vegetative growth stage, at 5 cm above to the root system. An amount of 150 g/tree was applied. A conventional fertilization program was used by the grower in both control and treated plots, except for the prototype treatment plots where the basal fertilizer was only applied. No significant effect of the treatment on plant growth and fruit yield was noted. Moreover, no significant difference was recorded on leaves relative water content (RWC), chlorophyll content (LCC), and chlorophyll fluorescence parameters such as: F0, Fm, Fv/Fm, Vi Vj, ABS/RC, DI0/RC, TR0/RC, ET0/RC and RE0/RC.
EN
The article presents the question of the effect of the effectiveness of various elements of cultivation technologies on the competitiveness of Camelina sativa and the profitability of its cultivation on acidic, low–fertility sod-podzolic soils. Fertilizers are one of the fast-acting and effective factors in increasing the yield of Camelina sativa. It was established that introduction of mineral fertilizers had a significant impact on competitiveness of Camelina sativa seeds. Dependence of productivity elements and yielding capacity on crops has been determined. It was established that spring cruciferous crops had different seed productivity. According to the results of conducted research, it was found that the highest seed yielding capacity among spring cruciferous crops had spring Brassica napus L., but the oil content in Camelina sativa seeds was 46.53%, which is 4.08% more than in Brassica napus L. Therefore, oil outcome from the yield of Brassica napus L. and Camelina sativa was almost the same.
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