Survey of ragweed pollination in the Charleston-Kanawha County, West Virginia, area, 1952.
D031164:Ambrosia; D003625:Data Collection; D006801:Humans; D011058:Pollen; D054817:Pollination; D006255:Rhinitis, Allergic, Seasonal / Q000517:prevention & control*; D014903:West Virginia
HAY FEVER/prevention and control; POLLEN