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In a 3-year pot experiment, the fertilizing value was investigated of fresh and 3 month composted waste activated sludges, FYM and their mixtures with CaO and brown-coal ash. Higher yields of maize and sunflowers were achieved from objects fertilized with waste activated sludges with the addition of ash than those with the addition of CaO or without any addition. The effectiveness of waste activated...
Plants of dandelion (Taraxacum officinale Web.) were collected in 8 locations of its natural occurrence in Małopolska. The content of iron, manganese, chromium, nickel, zinc, copper, lead, and cadmium was determined in roots, leaves, flower stalks, and inflorescences. The level of metals and some physical and chemical properties of soil from under sampled plants were analysed. The accumulation of...
Prezentowana praca przedstawia teoretyczny model zniszczenia materiału zbudowanego z komórek o elastycznej ścianie otaczającej wnętrze złożone z cieczy i gazu oraz metody eksperymentalne obserwacji i ilościowej analizy zmian parametrów struktury w czasie badanego procesu. Uzyskane wyniki pokazują, że zniszczenie w komórkowym materiale Roślinnym pod wpływem sił zewnętrznych ma charakter pęknięć i związane...
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