On Finnish micromycetes 6 : the Phragmidium species on roses in Eastern Fennoscandia, with special reference to the cariation in the size of the spores
On Finnish micromycetes 6 : the Phragmidium species on roses in Eastern Fennoscandia, with special reference to the cariation in the size of the spores
On Finnish micromycetes 6 : the Phragmidium species on roses in Eastern Fennoscandia, with special reference to the cariation in the size of the spores
On Finnish micromycetes 6 : the Phragmidium species on roses in Eastern Fennoscandia, with special reference to the cariation in the size of the spores