PAKISTAN JOURNAL OF BOTANY, cilt.36, sa.4, ss.711-717, 2004 (SCI-Expanded)
In this study, pollen grains were identified by using Durham sampler in the atmosphere of Usak, Turkey. During the year 2000, a total number of 5,464 grains per cm(2) were recorded. Pollen fall comprised of grains belonging 39 taxa consisting of 25 arboreal, 14 to non-arboreal plants. Total pollen grains consisted of 79.12% from arboreal plants, 18.01% from non-arboreal plants and 2.87% unidentified pollen grains. In the region investigated, Pinus spp., Cupressaceae/Taxaceae, Quercus spp., Graminea, Platanus spp., Chenopodiaceae/Amaranthaceae, Salix spp., Urticaceae, Juglans spp., Fraxinus spp., and Moraceae released the greatest amounts of pollens. During the study period, the pollen fall was highest in May 2000.