Results 81 to 90 of about 1,781 (107)

Bezpieczeństwo hydrologiczne w perspektywie Chińskiej Republiki Ludowej [PDF]

open access: yes, 2015
Today’s China is the world’s biggest economy. Economy and population growth has impact on Chinese water resources. Pollution and water waste are decreasing the supply of clean water. Besides, there are areas like the southern and eastern regions of China
Zieliński, Wojciech Krzysztof
core   +1 more source

Development of organic farming vs the support from the RDP 2004-2006 (rural development programme) and RDP 2007-2013 [PDF]

open access: yes
Changes in organic farming between 2004 and 2010 in relation to the support under the RDP 2004-2006 and RDP 2007-2013 organic farming schemes were presented in the paper.
Łuczka-Bakuła, Władysława
core   +1 more source

Rolnictwo ekologiczne w prawie wspólnotowym

open access: yes, 2008
Regulation (EC) No 834/2007 concerning organic production and labelling introduces some important changes into European rules on organic farming. The paper deals with general objectives and principles that regulate the agricultural production and focuses on the environmental principle. There are two reasons for that.
openaire   +1 more source

Species biological diversity of segetal weeds and its threats in Poland [PDF]

open access: yes, 2001
Poland is a country, in which biological diversity has been well retained. This concerns both arable fields and areas economically exploited in other ways.
Siciński, Jan Teofil
core  

Bydgoszcz segetal flora changes and state [PDF]

open access: yes, 1998
Wydano przy pomocy finansowej Uniwersytetu Łódzkiego oraz Komitetu Badań NaukowychThe state and changes of Bydgoszcz segetal flora are described in the present paper. The segetal flora of the town comprises 242 species.
Korczyński, Maciej
core  

Rolnictwo obszarów górskich Bawarii przykładem dla Karpat polskich? Studium porównawcze [PDF]

open access: yes
Niniejsze opracowanie przyjmuje formę analizy porównawczej i przedstawia wyniki badań opinii ekspertów na temat stanu oraz kierunków rozwoju obszarów wiejskich i rolnictwa w gminach górskich położonych na terenie Karpat Polskich i Alp Niemieckich ...
Pieniadz, Agata, Sroka, Wojciech
core  

Rolnictwo ekologiczne w Polsce

open access: yesZeszyty Naukowe SGGW - Ekonomika i Organizacja Gospodarki Żywnościowej, 2008
openaire   +1 more source

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