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Agnieszka Dradrach, Anna Karczewska, Katarzyna Szopka and Karolina Lewinska
The uptake of As by various plants growing in highly enriched sites was examined in order to identify potential As accumulators and to assess the risk associated with As presence in plant shoots. Representative samples of 13 plant species, together with ...
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Irina Boshkova,Natalya Volgusheva,Antonina Solodka,Ihor Mukminov,Oksana Bondarenko
Pág. 14 - 20
The results of the development of a regenerative-type heat exchange unit for greenhouses are presented. The creation of a soil regenerator is conditioned by energy and economic expediency. In spring in the daytime, the air in greenhouses is intensely hea...
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Vito Pipitone,Luciano Seta
Pág. 347 - 357
In this paper, we discuss the relationship between Total Factor Productivity (TFP), accumulation and institutions. In order to show these connections, a new model is presented that is able to shed some light on the links involving this multi-dimensional ...
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Ioannis Bournakis,Michela Vecchi
This paper investigates the determinants of specialisation in 7 European countries and 4 major industrial sectors in the last 20 years. Next to the impact of traditional factors such as productivity and the endowment of labour and capital, we look at the...
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Rodrigo Fuentes
Pág. pp. 157 - 199
This paper adressess growth measurement within the traditional growth accounting framework, by relating growth in labor productivity and growth in total factor productivity (TFP) to economic policies. Additionally, the relationship between TFP and measur...
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Xuexia Huang, Dinggui Luo, Dongye Zhao, Ning Li, Tangfu Xiao, Jingyong Liu, Lezhang Wei, Yu Liu, Lirong Liu and Guowei Liu
A total of 43 water and sediment samples, and 34 Corbicula fluminea samples were collected in Xijiang River in southern China to determine the spatial distribution and sources of 12 metals/metalloids (V, Co, Cr, Ni, Cu, Mn, Zn, Cd, Pb, As, Sb, and Tl) an...
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Aniek Suryani Sukowati
Pág. 271 - 278
Tapak River pollution that occurred for the last few years will lead to contamination of heavy metals in milkfish ponds located in Tapak area. This finding potentially causes the accumulation of heavy metals (lead and copper) in the water, sediment...
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Meili Wang, Ye Tian, Shengfa Yang and Pingyi Wang
This study combined the characteristics of rock mass structure, channel characteristics of main and tributary rivers, and flow conditions in the Three Gorges Reservoir area of the Yangtze River and designed and constructed a three-dimensional granular ro...
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Yanhua Li, Qing Zhu, Xuejiao Tang, Cuiping Wang and Sheng Zhai
The distribution of heavy metals in the agricultural areas from a cattle-producing area near the Zhangbei Dam grassland, Hebei province, China, was investigated for providing the basis for the control of pollution in a rural farmland. Fifty-three surface...
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Min-Ho Lee, Sunyeong Park, Yinzhu Xu, Jung-Eun Kim, Hengmin Han, Jae-Hyeon Lee, Jean Kyung Paik and Hyo-Jeong Lee
Pinus koraiensis is a valuable plant source of functional health foods and medicinal materials. Hypertriglyceridemia affects about 15?20% of adults and is related to stroke, metabolic syndromes, cardiovascular diseases, and diabetes mellitus. Dietary fru...
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Chong Li, Linsen Zhan and Hailong Lu
Overpressure is widely developed in marine sediments; it is not only a critical factor related to hydrocarbon accumulation, but also a serious safety issue for oil/gas exploration and exploitation. Although the mechanisms for overpressure development in ...
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Matej Vojtek and Jana Vojteková
Flood susceptibility mapping and assessment is an important element of flood prevention and mitigation strategies because it identifies the most vulnerable areas based on physical characteristics that determine the propensity for flooding. This study aim...
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Sávio da Silva Berilli,Ramon Amaro de Sales,Helder Rodrigues Ribeiro,Alan Alvino Falcão Zooca,Rodrigo Amaro de Salles,Ana Paula Candido Gabriel Berilli,Wilian Rodrigues Ribeiro,Silvio de Jesus Freitas,Taiara Souza Costa
Pág. 58 - 68
Tannery sludge has been highlighted for substrate use in the propagation of seedlings, combining the solution of an environmental problem with its potential for agronomic use. However, when a new fertilizer component enters into the composition of a subs...
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Alby Aguilar Pesantes, Elizabeth Peña Carpio, Tomas Vitvar, Manuel María Mahamud López and Juan M. Menéndez-Aguado
The area of Ponce Enríquez, Southern Ecuador, is one of the most important artisanal and small scale gold mining (ASGM) areas in the country, where informal mining operations can be found using amalgamation technique, even though it has been prohibited s...
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Evgeniy Stoyanov
Pág. 52 - 57
The study is focused on the key factor in the structure of any organization ? the human capital. The objective is to present the thesis of the author that it is possible to optimize the process of formation of human capital through consolidated administr...
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José Luis Hernández Mota
Pág. 235 - 256
There has been a recent resurgence of the debate concerning the role of the financial system in economic growth. However, the goal in most of the literature seems to be to measure the impact of the former on the latter, using econometric relations. The p...
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Ricardo Bebczuk
Pág. pp. 243 - 257
When it comes to measure the sources of growth and draw economic policy conclusions, economists rely on growth accounting. According to this approach, per capita growth is explained by two sources: capital accumulation and total factor productivity. Our ...
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Ran Kang, Shanyu Zhou, Tingting Chen, Huiying Yin, Lulu Si, Caiyun Deng and Hermann Kaufmann
Studies have investigated heavy metal (HM) contamination in the Bohai Sea, but primarily in seawater and associated sediments, or in single rivers. For the first time, 31 major rivers discharging into the Bohai Sea were analyzed, along with 27 uniformly ...
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Manting Zhang, Mingyi Hu, Sile Wei, Quansheng Cai, Wei Fu, Fang Shi, Lei Zhang and Haiyan Ding
The Upper Permian Longtan Shale is a significant reservoir in western Guizhou. To clarify the main factors controlling the low-mature marine?continental transitional shale pore development in western Guizhou, pore types were classified with scanning elec...
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Yi Zeng, Chaopeng Chen, Wei Quan, Shuangpeng Xie, Fanggang Shi, Zitao Ma and Mingliang Wu
Existing calibration methods for contact parameters of soil discrete elements are primarily based on a single physical property of soil (e.g., natural accumulation angle and shear characteristics). To solve this limitation, a calibration method based on ...
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