据近年国内外有关柑桔碎叶病的研究资料报道,碎叶病毒系一种杆状病毒粒子,在柑桔植株体内分布不均匀。该病毒主要为害以积和积橙作砧木的柑桔树。柑桔感染碎叶病后,有的表现为嫁接口异常(如皱褶、肿大),且易折断,叶片黄化,树势衰弱,枝枯叶落,花多果少果小,甚至死树;有的则表现 According to the research data on citrus leaf fragments reported at home and abroad in recent years, the fragmented virus is a baculovirus particle distributed unevenly in citrus plants. The virus is the main damage to accumulate and orange as rootstock citrus trees. Citrus infected with broken leaves, and some showed abnormal graft interface (such as folds, swollen), and easy to break, leaf yellowing, weak trees, branches and leaves fall, flowers and fruit less fruitless, or even dead Tree; others show