摘要
桑花叶病的症状种类较多,是由多种植物病原病毒寄生引起发病,其中有一种是暂定名为桑斑块花叶病,其症状主要是形成退绿斑块花叶,畸形叶或叶形变长。病原病毒为球形,直径25～30nm,主要通过嫁接传病。化学药剂吖橙对此病有明显抑制作用,从而使病桑树康复并增产。
A lot of plant pathogenic viruses could lead to mulberry mosaic disease.Among them,a kind of'Mulberry Sports Mosaic Disease'is tentatively named by the author.The main symptom of infected leaves sharply losed their green colour,or showed irregular leaf shape.The diameter of the spherical pathogen viruses showed about 25～30nm.This disease mainly come on through grafting.Chemical drug such as Acrdine Orange has obviously in-hibitive effect,and restored the diseased plant into healthy growth.
出处
《蚕桑通报》
2003年第3期13-16,共4页
Bulletin of Sericulture
关键词
桑
花叶病
病原
化学药剂
治疗
症状
嫁接
抑制作用
Plant Pathgenic Virus
Mulberry
Mosaic disease
Acridine orannge
Distinguish host
