An educational blog in addressing arthropod pest issues of tree & nut, and other crops of San Joaquin Valley, California
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November 17, 2018
J Rijal (IPM Advisor-San Joaquin, Stanislaus, Merced Counties)
Here is the article that I wrote for UCCE San Joaquin Field Notes Newsletter (Nov. 2018 Issue, pg. 3-4) about the recent infestations of Pacific flatheaded borer in walnut orchards especially in the east side of San Joaquin and Stanislaus Counties.