| range and frequency of africanized honey bees in california (usa). | africanized honey bees entered california in 1994 but few accounts of their northward expansion or their frequency relative to european honey bees have been published. we used mitochondrial markers and morphometric analyses to determine the prevalence of africanized honeybees in san diego county and their current northward progress in california west of the sierra nevada crest. the northernmost african mitotypes detected were approximately 40 km south of sacramento in california's central valley ... | 2015 | 26361047 |
| bee-ware! los angeles emts, paramedics and fire fighters are preparing to do battle with the africanized honeybee. | | 1996 | 10161698 |
| dna differences found between africanized and european honeybees. | the harmful en masse introduction of africanized honeybees into the united states will occur within 5 years. possible means of control are dependent on a reliable way to distinguish the africanized bees from the extant european bees. current means of identification are inadequate. reported here are the encouraging initial results to distinguish the bees by their nuclear dna. with 9 restriction enzymes and 16 probes, six genetic differences have been found among three samples of european bees fro ... | 1986 | 3014516 |