1.症状:桧柏锈病危害桧柏针叶和嫩枝,初为黄斑点,后隆起顶破表皮露出红褐色的圆锥形或鸡冠状物,单个或数个相连,即为冬孢子角。春雨后遇水胶化呈橙黄色花朵状的胶状物,冬孢子即在此胶状物的表层。2.发生特点:菌丝在桧柏上越冬,翌年春产生冬孢子角遇雨萌发产生担孢子,由风传播。在春季温暖多雨的年份,发病严重。 1. Symptoms: Juniper cypress hindered cypress coniferous leaves and twigs, the beginning of the macular, after the bursting burst the epidermis exposed reddish brown conical or chicken coronet, single or several connected, is the teliospore angle. After the spring rain gelatinized orange-yellow flowers like jelly, winter spores that jelly surface. 2. Occurrence characteristics: mycelium winter over the cypress, winter spring spores produce winter spores produce spores, spread by the wind. In the spring, warm and rainy years, the incidence is serious.