See these sites to learn more about ACP:

UCCE Ventura newletters have articles on ACP:
http://ceventura.ucanr.edu/newsletters/Spring_201029925.pdf

http://ceventura.ucanr.edu/newsletters/Topics_in_Subtropics43393.pdf

http://ceventura.ucanr.edu/newsletters/Topics_in_Subtropics29887.pdf

http://ceventura.ucanr.edu/newsletters/Fall_201029924.pdf

http://ceventura.ucanr.edu/newsletters/Topics_in_Subtropics46677.pdf

The Farm Bureau has a special task force for ACP:
https://www.farmbureauvc.com/pest-issues/asian-citrus-psyllid-hlb/