Greater Los Angeles County Vector Control District. Community Health Comfort and Welfare Through Effective and Responsive Vector Control Since 1952.Who we are. The Division of Vector-Borne Diseases (DVBD) is a national and international leader in researching preventing and controlling viruses and bacteria spread by vectors like mosquitoes ticks and fleas.
Natural cloning. Cloning is a natural form of reproduction that has allowed life forms to spread for hundreds of millions of years. It is the reproduction method used by plants fungi and bacteria and is also the way that clonal colonies reproduce themselves. Examples of these organisms include blueberry plants hazel trees the Pando trees A GIS file format is a standard of encoding geographical information into a computer file.They are created mainly by government mapping agencies (such as the USGS or National Geospatial-Intelligence Agency) or by GIS software developers.