“…This insect pest is common in southern and western Texas, and has also been documented in Oklahoma, Kansas, Nebraska, South Dakota, North Dakota, Minnesota, and as far west as California and British Columbia; interestingly, this insect has not been documented east of the Mississippi River (Richards and Blood 1933, Pletsch 1947, Wallis 1955, Cranshaw 1993, Capinera 2001. The potato psyllid also occurs in Mexico and Central America, including Guatemala and Honduras (Pletsch 1947, Wallis 1955, Rubio-Covarrubias et al 2006, 2011, Munyaneza 2010b). Contrary to previous reports, B. cockerelli has recently been documented to occur in Washington and Oregon (Munyaneza et al 2009b, Munyaneza 2010b.…”