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Wyszukujesz frazę "phytoavailability" wg kryterium: Temat


Wyświetlanie 1-2 z 2
Tytuł:
The water treated with low-frequency low-pressure glow plasma enhances the phytoavailability of selenium and promotes the growth of selenium-treated cucumber plants
Autorzy:
Hawrylak-Nowak, B.
Dresler, S.
Matraszek-Gawron, R.
Oszczęda, Z.
Pogorzelec, M.
Powiązania:
https://bibliotekanauki.pl/articles/11858312.pdf
Data publikacji:
2018
Wydawca:
Uniwersytet Przyrodniczy w Lublinie. Wydawnictwo Uniwersytetu Przyrodniczego w Lublinie
Tematy:
plant
cucumber
Cucumis sativus
biofortification
phytoavailability
selenium
glow plasma treated water
Opis:
For its specific physical and physicochemical properties, the water treated with low-frequency low-pressure glow plasma (GPTW) affects the growth of plants and enhances the phytoavalibility of selenium (Se) ions from the nutrient solution. The basic biometric and physiological parameters of cucumber and the uptake of Se ions applied as selenate (Na2SeO4) from the nutrient solution prepared using GPTW or distilled water (DW) were compared. In the presence of Se, the fresh weight (f.w.) of shoots of plants growing in waterdifferentiated nutrient solutions did not differ, whilst their dry weight (d.w.) and leaf area (LA) were higher in plants grown in the GPTW- than in DW-containing medium. The use of GPTW for preparation of the nutrient solution was associated with a substantial improvement of Se ions phytoavailability, compared to the regular growth medium based on DW. Despite the higher Se bioaccumulation in the GPTW- than in DW-based medium, the phytotoxicity of this element was not enhanced. GPTW-induced Se accumulation was remarkable and hence recommended for further study to understand the detailed mechanism GPTW action.
Źródło:
Acta Scientiarum Polonorum. Hortorum Cultus; 2018, 17, 4; 109-116
1644-0692
Pojawia się w:
Acta Scientiarum Polonorum. Hortorum Cultus
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Heavy metals phytoavailability in the soils of the ecologically endangered regions in the Province of Tarnow
Autorzy:
Gambus, F
Rak, M.
Wieczorek, J.
Powiązania:
https://bibliotekanauki.pl/articles/1449897.pdf
Data publikacji:
2001
Wydawca:
Polska Akademia Nauk. Instytut Agrofizyki PAN
Tematy:
physicochemical property
phytoavailability
Tarnow province
soil
contamination
soil property
ecologically endangered region
degraded ecosystem
anthropogenic ecosystem
plant
heavy metal
Opis:
The present paper reviews content and phytoavailability of heavy metals (Cd, Cu, Ni, Pb, Zn) in the soils of seven selected regions in the former Tarnów province, considered to be particularly endangered by contamination by these metals. One hundred soil samples were collected, 50 from the 0-10 cm layer and 50 from the 40-50 cm layer and mixed meadow sward from the same places. Most of the examined soil samples had a natural heavy metal content with the exception of a few samples containing higher amounts of Cd, Ni, and Zn. A strong correlation between heavy metal content and soil sorptive capacity and the organic matter content and the level of soil fraction with particle diameter of <0.02 and <0.002 mm was observed. Analysis of heavy metals in plants revealed that the limit values of Cd and Zn content were exceeded only occasionally together with reduced fodder quality of the investigated sward.
Źródło:
Acta Agrophysica; 2001, 51; 221-230
1234-4125
Pojawia się w:
Acta Agrophysica
Dostawca treści:
Biblioteka Nauki
Artykuł
    Wyświetlanie 1-2 z 2

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