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@inproceedings{720345, author = {Krulová, Jana and Kummerová, Marie}, address = {Praha}, booktitle = {Vliv abiotických a biotických stresorů na vlastnosti rostlin 2006 (Sborník příspěvků)}, keywords = {polycyclic aromatic hydrocarbons; fluoranthene; Hill reaction; chlorophyll fluorescence; Pisum sativum; isolated chloroplasts}, language = {eng}, location = {Praha}, isbn = {80-213-1484-2}, pages = {53-56}, publisher = {Česká zemědělská univerzita v Praze}, title = {Polycyclic aromatic hydrocarbons and their effect on the primary processes of photosynthesis}, year = {2006} }
TY - JOUR ID - 720345 AU - Krulová, Jana - Kummerová, Marie PY - 2006 TI - Polycyclic aromatic hydrocarbons and their effect on the primary processes of photosynthesis PB - Česká zemědělská univerzita v Praze CY - Praha SN - 8021314842 KW - polycyclic aromatic hydrocarbons KW - fluoranthene KW - Hill reaction KW - chlorophyll fluorescence KW - Pisum sativum KW - isolated chloroplasts N2 - The effect of increasing concentration (0.01 and 1 mg/L) of fluoranthene (FLT) and the duration of exposure (18 and 25 days) on the growth and photosynthetic processes in pea plants (Pisum sativum L., cv. Garde) were investigated. FLT concentration in roots and shoot of pea plants was also determined. The obtained results demonstrated, that the higher concentration of FLT (1 mg/L) significantly inhibited the growth of the pea plants after 25 days of the application, further affected the content of photosynthetic pigments (chlorophyll a, b and carotenoids) and the primary photochemical processes of photosynthesis. In chlorophyll fluorescence parameters, the significant increase of F0 values and the decrease of FV/FM and PhiII values was recorded. The Hill reaction of isolated chloroplasts of pea plants was significantly inhibited after 25 days by presence of FLT (0.01 and 1 mg/L) in nutrient solution, while after 18 days no significant response of Hill reaction activity was found. The fluoranthene content in roots and shoot of pea plants increased with increasing FLT concentration in the environment and the substantial accumulation of FLT was observed in the roots. ER -
KRULOVÁ, Jana a Marie KUMMEROVÁ. Polycyclic aromatic hydrocarbons and their effect on the primary processes of photosynthesis. In \textit{Vliv abiotických a biotických stresorů na vlastnosti rostlin 2006 (Sborník příspěvků)}. Praha: Česká zemědělská univerzita v Praze, 2006, s.~53-56. ISBN~80-213-1484-2.
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