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近年来,随着月季栽培规模的扩大,气候的异常变化,一些病害也随之发生,给月季栽培带来了困难和挑战。笔者着重对月季锈病的发生及防治进行总结。危害症状月季锈病是一种多发、常发的生长期叶部病害,危害月季的芽、叶片、嫩枝、叶柄、花托、花梗等部位,主要发生在芽和叶片上。春季萌芽期,病芽初期呈淡黄色,基部肿大,在1~3层鳞片内长出大量橘黄色粉状物,似小黄花。病芽不能生长,有的弯曲呈畸形,15~20天后枯死。嫩叶受害后,先在叶正面上丛生黄色小点状孢子器,呈不规则黄色病斑状。后
In recent years, with the expansion of the cultivation of rose, the abnormal climate changes, some diseases also occur, bringing difficulties and challenges to the cultivation of roses. The author focuses on the occurrence and prevention of the rust of rose. Hazard Symptoms Rose rust is a multiple, often the growth of leaf disease, endanger the buds, leaves, shoots, petioles, receptacle, pedicel and other parts, mainly in the buds and leaves. In the spring germination period, the initial stage of the diseased bud is light yellow, and the base is enlarged. A large amount of orange powder grows in the scales of 1 to 3 layers, which resembles small yellow flowers. Sick buds can not grow, and some were deformed deformity, dead 15 to 20 days. After the damage of young leaves, first in the front of the leaf clusters of yellow dot-like spores, showed irregular yellow lesion. Rear