<prompt> Nyorai kupfuurira kweiyi ndima - Hansen akanga ari mutezo weInternational Jury of Horticulture paWorlds Fair muSt. Louis, Missouri  <response>: muna 1904 uye nhume yeUnited States kuFirst International Congress of Genetics muLondon, England muna 1906. Akashanda somunyori weSouth Dakota Horticultural Society kwemakore akawanda. Muna 1949, chivako chokuyeuka Dr. Hansen nemipiro yake chakamiswa pakoreji yeSouth Dakota State College. 