Tomato late blight disease is a worldwide fatal disease for vegetable production,often break out, and cause great crop loss. Lacking of efficient prevent and cure chemicals currently ,the utilization of late blight resistant varieties is the most economic and efficient method. There are no tomato late blight- high resistant varieties to provide tomato production in our country. In order to increase late blight-resistant variety breeding process, provide theoretical support for tomato late blight resistance ...