1 Runoff phosphorus loss as affected by tillage, fertilizer, and swine manure phosphorus management in corn-soybean production systems. p. 46-47. 2  In Annual progress reports-2004. 3  Northeast research and demonstration farm. 4  ISRF04-13.
Prevnar 13 was approved by the U.S. Food and Drug Administration on February 24, 2010. After waiting for the outcome of a trial underway in the Netherlands, the Centers for Disease Control and Prevention (CDC) recommended the vaccine for adults over age 65 in August 2014.
The maternal antibodies for distemper are fairly predictable and are usually low enough for vaccination to be effective at eight or nine weeks of age. In the case of parvovirus however, the maternal antibodies last a lot longer in most puppies, so vaccinating at eight or nine weeks wouldnât be all that effective.