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The effect of earthworm and plant diversity on the number of heterotrophic bacteria, actino- mycetes, microscopic hyphal fungi, yeasts, autotrophic nitrifying bacteria and heterotrophic denitrifying bacteria was studied in a field experiment. The experiment was carried out in pots in which grass was grown. Half the pots were seeded with the single species Festuca rubra L., and the other half with...
The measurement of the enzymatic activity is an important to investigate of the soil microbial activity and their characterization in respect of both ecological and agricultural point of view. In this paper, the acid phosphatase in three different environments (mixed forest, grassland and ecosystem between these environments) was studied. The samples of luvic soil were collected from Roztocze near...
Technologię budowy domu z elementów opracowali łodzianie, Konrad i Robert Stolarkowie, właściciele rodzinnej firmy. Dom, o którym mowa w artykule budowany jest w technologii lekkiego szkieletu drewnianego. W porównaniu z tradycyjnym szkieletem drewnianym ma on o wiele mocniejszą konstrukcję.
W artykule omówiono projekt "szklanej filharmonii" w Łodzi. W tej nowoczesnej konstrukcji ma być wykorzystane szkło budowlane. Do realizacji przeszkleń zewnętrznych wykorzystane zostaną profile systemów Wicona, a do wewnętrznych firmy "Sapa".
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