Erysiphe alphitoides
... that Erysiphe alphitoides, which causes powdery mildew on oak trees, is one of the most common diseases in European forests today, but may have originated in the tropics?
... that <i id="mwERo"><b id="mwERs"><a href="./Erysiphe_alphitoides" id="mwERw" rel="mw:WikiLink" title="Erysiphe alphitoides">Erysiphe alphitoides</a></b></i>, which causes <a href="./Powdery_mildew" id="mwER0" rel="mw:WikiLink" title="Powdery mildew">powdery mildew</a> on <a href="./Oak" id="mwER4" rel="mw:WikiLink" title="Oak">oak</a> trees, is one of the most common diseases in European forests today, but may have originated in the <a href="./Tropics" id="mwER8" rel="mw:WikiLink" title="Tropics">tropics</a>?