从沈阳、抚顺、鞍山、大连、北镇等地葡萄园,在巨峰、贝塔、汉堡、玫瑰香、龙眼等品种上调查到葡萄卷叶病。初步估计,一般损失5％～15％,最重发病率达50％左右。症状特点:早期隐症,底叶渐现小红斑点,向上叶发展。叶主脉间变黄及红,主脉仍保持绿色脉带,叶变厚、脆、叶缘下卷。敏感品种后期叶似焚枯焦, From grapevines in Shenyang, Fushun, Anshan, Dalian and Beizhen, grapevine leaf roll disease was investigated in Kyoho, Beita, Hamburg, Rosemary, Longan and other varieties. Preliminary estimates, the general loss of 5% to 15%, the highest incidence of about 50%. Symptoms and signs: early symptoms, bottom of the small red spots gradually, the development of the upper leaves. Leaves between the main yellow and red, the main vein still maintain green veins, leaves thickening, crisp, leaf margin under the coil. Late leaves of susceptible varieties like burnt coking,