Pollen calendar of allergenic plants in Lviv city (2011 year)

K. Voloshchuk

Ivan Franko National University of Lviv
4, Hrushevskyi St., Lviv 79005, Ukraine

Data concerning the pollination of Alnus, Corylus, Betula, Carpinus, Fagus, Quercus, Ulmus, Poaceae, Urticaceae, Plantago, Rumex, Chenopodiaceae, Artemisia and Ambrosia are presented in this paper. There were established the onset and the end of these plants pollination, their maximal concentration, the duration of pollen season, and annual sum of pollen of investigated plants are calculated. On the basis of the results the pollen calendar for Lviv was prepared. Total pollen season lasted from the third decade of February until the third decade of October in Lviv. The greatest annual sum of Quercus, Fagus and Poaceae pollen were registered in the Lviv atmosphere. The Urticaceae, Plantago, Poaceae, Chenopodiaceae pollen seasons were long-lasting in comparison to the other plants investigated. The highest concentrations of pollen were found in the third decade of March and April, in the first decade of May and June. The overlapping of maximal values of pollen concentration of Betula and Carpinus has also been registered.

Keywords: pollen, pollen calendar, Lviv

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