You searched for: Author United States. Agricultural Research Service Remove constraint Author: United States. Agricultural Research Service Subject Biology and Ecology Remove constraint Subject: Biology and Ecology Institution Stanford Remove constraint Institution: Stanford Place Alabama Remove constraint Place: Alabama Place Delaware Remove constraint Place: Delaware
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.