Jian-Shiu Chen

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Almond leaf scorch (ALS) disease has emerged recently as a serious threat to almond production areas throughout Cali-fornia's San Joaquin Valley (5,36). This disease is caused by the xylem-limited bacterium Xylella fastidiosa, which also causes several plant diseases in California including Pierce's disease (PD) of grape, oleander leaf scorch (OLS), and(More)
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