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EN
Despite the continuous deepening, development and enlargement, the members of the European Union still diverge in their policies and have to find a way to diminish this divergence. The social, economical and cultural significance of sport is well known in the whole of Europe. Accordingly, in the recent past, the various institutions of the European Union have come to pay more attention to sport issues. An important milestone of this was the European Commission issuing a White Paper on sport, and the inclusion of sport in the Lisbon Treaty. However the question is raised: Is there a European public policy of sport? The author's objective was to investigate this question. This paper aims to highlight the European sport policy and tries to find the answer to the following question: can we talk about European public policy in the field of sport? The research examines through the analysis of documents whether sport can be regarded as an element of public policy. We can talk about common public policy of a certain area if it corresponds to the following five criteria: content, social competence, coercive factor, normative orientation and programme. In the first part, the content and the social competence are analyzed, and then some critical issues of the definition, namely of the public policy will be discussed. In the opinion of the author, the most problematic criterion is the programme, which presumes at least a mid-term European sport conception. It is especially important that sport could fulfil its community building, identity-forming role to which it is suited in the continuously enlarging Europe. Finally the author draws the conclusion that the European sport policy corresponds partly to the above-mentioned criteria; however, the realization of the Pierre de Coubertin Action Plan included in the White Paper, and the ratification of the Lisbon Treaty can create opportunities for sport to become a public policy of the European Union.
EN
A single-factor field experiment was carried out at the Cultivar Evaluation Station in Szczecin-Dąbie in 2008-2010. In the experiment, the compost produced with municipal sewage sludge by the GWDA method and high-calcium brown coal ash (furnace waste) were used. The perennial energy crop was a test plant - Virginia fanpetals (Sida hermaphrodita Rusby). It results from the carried out study that Virginia fanpetals biomass contained on average the most manganese (24.7 mg∙kg-1 d.m.), lead (2.50 mg∙kg-1 d.m.) and zinc (50.5 mg∙kg-1 d.m.) in 2008, while the most cadmium (0.33 mg∙kg-1 d.m.), copper (3.78 mg∙kg-1 d.m.) and nickel (2.57 mg∙kg-1 d.m.) in 2010. Average cadmium, copper, manganese, nickel, lead and zinc contents in test plant biomass were higher, respectively by 14.3%, 10.0%, 7.3%, 19.3%, 29.1% and 6.9%, in the objects where municipal sewage sludge compost had been applied without and with addition of high-calcium brown coal ash when compared to those where only calcium carbonate or high-calcium brown coal ash had been introduced into the soil. The differences in cadmium, copper, manganese, nickel, lead and zinc contents in Virginia fanpetals biomass between particular experimental objects were not signifi cant. The least zinc was absorbed by the test plant biomass in the object with high-calcium brown coal ash being applied in the fi rst year of study and annually. When evaluating the dynamics of heavy metals uptake, it was found to be the lowest in the fi rst year of study (ranging from 4.40% to 11.0%). It increased in the second and the third year of study, oscillating between 29.9% and 65.7%. The degree of heavy metals accumulation in Virginia fanpetals biomass differed, depending on the fertilisation applied. The bioaccumulation factor of cadmium, copper and nickel after three study years was average, while that of manganese, lead and zinc was intense.
EN
A single-factor field experiment was carried out at the Cultivar Evaluation Station in Szczecin-Dabie in 2008-2010. The soil on which this experiment was set up is formed from light loamy sand (lls). In respect of granulometric composition, it is classified to the category of light soils, of soil quality class IV b and good rye complex. In the experiment, compost produced with municipal sewage sludge by the GWDA method was used. This compost contained clearly more nitrogen and phosphorus in relation to potassium. The content of heavy metals (Cd, Cu, Mn, Ni, Pb and Zn) in composts did not exceed standards of the Regulation of the Minister of Agriculture and Rural Development (Official Journal of Laws No. 165, item 765 of 2008) referring to organic fertilisers. In the study design, the following fertilisation treatments were applied: I - carbonate lime (CaCO3) at a dose of 1.5 Mg CaO · ha-1, II - high-calcium brown coal ash at a dose of 1.5 Mg CaO · ha-1, III - municipal sewage sludge compost at a dose of 250 kg N·ha-1, IV - municipal sewage sludge compost at a dose of 250 kg N · ha-1 + high-calcium brown coal ash at a dose of 1.5 Mg CaO · ha-1 (1st year of study), V - high-calcium brown coal ash at a dose of 1.5 Mg CaO · ha-1 (1st year of study), and 0.75 Mg CaO · ha-1 in following study years each, VI - municipal sewage sludge compost at a dose of 250 kg N · ha-1 + high-calcium brown coal ash at a dose of 1.5 Mg CaO · ha-1 (1st year of study), and 0.75 Mg CaO · ha-1 in following study years each. In addition, mineral fertilisation was applied annually in the form of multi-component fertiliser Polifoska 20, complex fertiliser Polimag S and ammonium nitrate. A test plant was perennial grass - Amur silver grass (Miscanthus sachariflorus). The obtained results show that Amur silver grass biomass contained on average the most nitrogen, ie 6.87 g·kg-1 d.m., in 2008, while the most phosphorus (0.39 g P·kg-1 d.m.), potassium (7.82 g K·kg-1 d.m.), magnesium (0.98 g Mg·kg-1 d.m.) and sulphur (1.19 g S·kg-1 d.m.) in 2010, whereas the most calcium ie 4.13 g Ca kg-1 d.m., in 2009. Significantly more nitrogen, calcium and sulphur was contained by Amur silver grass biomass from the objects where municipal sewage sludge compost had been applied without and with addition of high-calcium brown coal ash when compared to calcium carbonate or high-calcium brown coal ash being applied at a dose of 1.5 Mg CaO · ha-1. Differences in average phosphorus, potassium and magnesium contents in test plant biomass from particular fertilisation objects were not significant. The biomass of Amur silver grass contained significantly more cadmium, nickel, lead and zinc as affected by organic fertilisation without and with addition of high-calcium brown coal ash when compared with the objects where solely calcium carbonate or high-calcium brown coal ash had been introduced into soil. Differences in the average content of cadmium, nickel and zinc in test plant biomass from the objects fertilised with municipal sewage sludge compost without and with addition of high-calcium brown coal ash were not significant. The uptake of heavy metals by Amur silver grass biomass, ie its mean value of three harvest during three years of its cultivation, can be arranged in the following descending order of values: Zn > Mn > Pb > Cu > Ni > Cd. The degree of cadmium, copper, manganese, nickel, lead and zinc bioaccumulation in test plant biomass differed, depending on the fertilisation applied. The average degree of cadmium, nickel, lead and zinc accumulation after three study years was intense for all fertilisation objects, whereas average for copper and manganese.
PL
Doświadczenie polowe jednoczynnikowe przeprowadzono w latach 2008-2010 w Stacji Oceny Odmian w Szczecinie - Dąbiu. Gleba, na której założono doświadczenie, wytworzona została z piasku gliniastego lekkiego (pgl). Pod względem składu granulometrycznego zalicza się ją do kategorii gleb lekkich, kompleksu przydatności rolniczej IV b, żytniego dobrego. W doświadczeniu użyto kompostu wyprodukowanego z udziałem komunalnego osadu ściekowego metodą GWDA. Kompost ten zawierał wyraźnie więcej azotu i fosforu w stosunku do potasu. Zawartość metali ciężkich (Cd, Cu, Mn, Ni, Pb i Zn) w kompostach nie przekraczała norm z Rozporządzenia Ministra Rolnictwa i Rozwoju Wsi (DzU.08.165.765) dotyczących nawozów organicznych. W schemacie badań zastosowano następujące kombinacje nawozowe: I - wapno węglanowe (CaCO3) w dawce 1,5 Mg CaO · ha-1, II - wysokowapniowy popiół z węgla brunatnego w dawce 1,5 Mg CaO · ha-1, III - kompost z komunalnego osadu ściekowego w dawce 250 kg N · ha-1, IV - kompost z komunalnego osadu ściekowego w dawce 250 kg N · ha-1 + wysokowapniowy popiół z węgla brunatnego w dawce 1,5 Mg CaO · ha-1 (I rok badań), V - wysokowapniowy popiół z węgla · ha-1. Dodatkowo corocznie stosowano nawożenie mineralne w postaci Polifoski 20, Polimagu S i saletry amonowej. Rośliną testową była wieloletnia trawa miskant cukrowy (Miscanthus sachariflorus). Uzyskane rezultaty wskazują, że biomasa miskanta cukrowego zawierała średnio najwięcej azotu - 6,87 g · kg-1s.m. w 2008 roku, a fosforu - 0,39 g · kg-1s.m., potasu - 7,82 g · kg-1s.m., magnezu - 0,98 g · kg-1s.m. i siarki - 1,19 g · kg-1s.m. w 2010 roku. Natomiast wapnia w 2009 roku 4,13 g · kg-1s.m. Istotnie więcej azotu, wapnia i siarki zawierała biomasa miskanta cukrowego z obiektów, w których stosowano kompost bez i z dodatkiem wysokowapniowego popiołu z węgla brunatnego w porównaniu z węglanem wapnia lub wysokowapniowym popiołem z węgla brunatnego stosowanymi w dawce 1,5 Mg CaO · ha-1. Różnice w średniej zawartości fosforu, potasu i magnezu w biomasie rośliny testowej z poszczególnych obiektów nawozowych nie były istotne. Biomasa miskanta cukrowego pod wpływem nawożenia organicznego bez i z dodatkiem wysokowapniowego popiołu z węgla brunatnego zawierała istotnie więcej kadmu, niklu, ołowiu i cynku w porównaniu z obiektami, w których do gleby wprowadzono wyłącznie węglan wapnia lub wysokowapniowy popiół z węgla brunatnego. Różnice w średniej zawartości kadmu, niklu i cynku w biomasie rośliny testowej z obiektów nawożonych kompostem bez i z dodatkiem popiołu z wysokowapniowego węgla brunatnego nie były istotne. Pobranie metali ciężkich przez biomasę miskanta, średnia z trzech zbiorów w ciągu trzech lat uprawy, układała się w następującym szeregu malejących wartości: Zn > Mn > Pb > Cu > Ni > Cd. Stopień bioakumulacji metali ciężkich w biomasie rośliny testowej był zróżnicowany w zależności od zastosowanego nawożenia. Średni stopień akumulacji po trzech latach badań dla wszystkich obiektów nawozowych dla kadmu, niklu, ołowiu i cynku był intensywny, a miedzi i manganu średni.
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