The Effect of Field Dodder (Cuscuta campestris Yunck.) on Morphological and Fluorescence Parameters of Giant Ragweed (Ambrosia trifida L.)
Uticaj viline kosice (Cuscuta campestris Yunck.) na morfološke i parametre fluorescencije kod ambrozije trolisne (Ambrosia trifida L.)
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Author
Vrbnicanin, Sava
Saric-Krsmanovic, Marija
Bozic, Dragana
Keywords
Cuscuta campestrisAmbrosia trifida
Morphology
Fluorescence
morfologija
fluorescencija
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Show full item recordAbstract
The effect of the parasitic flowering plant known as field dodder (Cuscuta campestris
Yunck.) on morphological and fluorescence parameters of infested giant ragweed
(Ambrosia trifida L.) plants was examined under controlled conditions. The parameters of
chlorophyll fluorescence (Fo, Fv/Fm, ΦPSII, Fv, Fm, ETR and IF) were measured on infested (I)
and non-infested (N) A. trifida plants over a period of seven days, beginning with the day of
infestation. Morphological parameters (plant height, dry and fresh weight) were measured
on the last day of fluorescence measurements. C. campestris was found to affect the height,
fresh and dry weight of the infested A. trifida plants, causing significant reduction in plant
height and dry weight. Field dodder also affected several parameters of chlorophyll fluorescence
(Fo, Fv/Fm, ΦPSII and Fv) in infested A. trifida plants. Ispitivan je uticaj parazitske cvetnice viline kosice (Cuscuta campestris Yunck.) na morfološke
i parametre fluorescencije kod zaraženih biljaka ambrozije trolisne (Ambrosia trifida L.) u
kontrolisanim uslovima. Parametri fluorescencije (Fo, Fv/Fm, ΦPSII, Fv, Fm, ETR i IF) kod zaraženih
(Z) i nezaraženih (N) biljaka A. trifida su mereni sedam dana, počev od prvog dana nakon
zaražavanja. Morfološki parametri (visina biljaka, suva i sveža masa biljaka) su mereni poslednjeg
dana merenja fluorescencije. C. campestris je uticala na visinu, svežu i suvu masu zaraženih
biljaka A. trifida, pri čemu je dovela do značajne redukcije visine i suve mase biljaka. Takođe,
vilina kosica je uticala na veći broj parametara fluorescencije hlorofila (Fo, Fv/Fm, ΦPSII i
Fv) kod zaraženih biljaka A. trifida.