Vine mealybug is difficult to manage in vineyards


Issue Date: January 27, 2016
By Bob Johnson

One of the most troublesome pests in the state's vineyards hitched its first ride into California on prized wood brought into the state from Israel. In cherry orchards and berry farms, a difficult insect is a vinegar fly from Southeast Asia that made its way to Hawaii, and then to California and Oregon. There can be a long and difficult learning curve in managing these exotic pests because it takes years for researchers and growers to understand when they do their greatest damage, and when they are vulnerable.

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