You searched for: Subject Environment Remove constraint Subject: Environment Place Nebraska Remove constraint Place: Nebraska Place Iowa Remove constraint Place: Iowa Place Kansas Remove constraint Place: Kansas Format Shapefile Remove constraint Format: Shapefile Year 1990 Remove constraint Year: 1990
1990. United States. Agricultural Research Service. This polygon shapefile portrays the spread, by year, of the Africanized honey bee (AHB) in the United States, Puerto Rico, and the U.S. Virgin Isla... National Atlas of the United States.