Gall formation on branches as a symptom of olive knot disease

Gall formation on branches as a symptom of olive knot disease

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p>Olive knot is an important disease in most countries where olives are commercially grown. In the spring of 2015, some galls were observed on the trunk and branches of 4-year-old olive trees in the north of Iran. The bacteria were isolated from galls and all isolates were gram-negative, aerobic, and capable of producing florescent pigment. Other p...

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... galls on trunk and branches were spherical, pale green to brown in color and had a smooth surface (Figure 1). A total of 19 bacterial isolates were recovered from olive galls. ...

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