Grapevine powdery mildew. Symptoms-treatment
Grapevine powdery mildew is a widespread disease of grapevines. In 2009, my vines were destroyed by mildew. In 2010, one year later, the situation is very different. My vines are full of healthy grapes. See what have changed, what I did, and how I did it. 2009 – The destruction of my vines by powdery […]
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