نتایج جستجو برای: european
تعداد نتایج: 186158 فیلتر نتایج به سال:
Study and evaluation of genetic diversity in European pear (Pyrus communis L.) is an important task in the pear breeding programs. This research was carried out in order to evaluate morphological, physiological and pomological variations within the some of the pre-selected European pear seedling genotypes in comparison with `Shahmiveh’ as a reference cultivar. The obtained results showed signif...
The increasing dependence of European Union member countries on imported oil and gas has led to concerns about energy supply and security. At the same time the share of clean energy in Europe’s energy consumption basket is increasing due to environmental issues. About a quarter of all energy consumption in the EU is natural gas, and most EU member states import almost all of their energy resou...
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Two of the main pillars of the EU waste collection policy are the Proximity Principle and Self-Suffi ciency Principle. According to those, waste should be disposed as close as possible to where it has been produced. The effect of such provision is to increase the market power of local disposers, with possible undesirable consequences for other firms in the vertical chain. We show through a simp...
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