The advisories below (when applicable) also includes information on spray timings for codling moth and peach twig borer. 

Advisories 2008 

September 23:  codling moth, blister mites, pear psylla, fire blight, coryneum blight 
September 10:  codling moth, apple "maladies" at harvest time 
August 28:  codling moth, white apple leafhopper, bacterial canker, spider mites
August 20:  codling moth, san jose scale, greater peachtree borer, phytophthora root rot, walnut husk fly 
August 6:  codling moth, fire blight, peach insects (stink bug, earwig, boxelder bug) 
July 30:  white apple leafhopper, shot hole, greater peachtree borer, western cherry fruit fly 
July 23:  codling moth, pear psylla, anthracnose canker on apple, apricot damage to fruit, western cherry fruit fly, walnut husk fly 
July 16:  codling moth, examples of damage to nectarines   
July 9:  codling moth, lygus bug, California prionus   
July 2:  codling moth, flatheaded appletree borer, woolly apple aphid, peach twig borer, cytospora canker, powdery mildew   
June 25:  codling moth, apple/pearleaf blister mite, peach twig borer, greater peachtree borer, weevil damage, spider mites, obliquebanded leafroller, iron deficiency
June 18:  codling moth, San Jose scale, fire blight, peach twig borer, greater peachtree borer, western cherry fruit fly, fruitworm damage, spray information
June 12:  codling moth, fruitworm, woolly apple aphid, apple scab, peach twig borer, green peach aphid, greater peachtree borer, black cherry aphid, walnut husk fly
June 4:  codling moth, white apple leafhopper, fire blight, peach twig borer, coryneum blight, western cherry fruit fly 
May 28:  codling moth, aphids, spider mites, powdery mildew, fire blight, peach twig borer, western cherry fruit fly 
May 23:  codling moth biofixes, fire blight, peach twig borer 
May 14:  codling moth biofixes, pear psylla, fire blight, cat-facing insects, coryneum blight 
May 7:  codling moth biofixes, rosy apple aphid, campylomma, fire blight, powdery mildew, green peach aphid, alternate-bearing apples 
April 30:  codling moth trapping and getting a biofix
April 23:  bud stages, campylomma bug, frost damage
April 16:  bud stages, green fruitworm, apple aphids, peach twig borer, mating disruption
April 9:  bud stages, San Jose scale, effect of pH on pesticides
April 2:  bud stages, dormant oil, coryneum blight, copper sprays, Apogee
March 26:  bud stages, dormant oil, using pheromone traps for monitoring
March 19:  pesticide updates, dormant oil sprays, fire blight information, monitoring toolkit