加拿大一枝黄花疫情发生分布特点与防控措施

加拿大一枝黄花是一种外来入侵的有害生物,原产于北美洲的菊科多年生草本植物,它有种子与根茎两种繁殖途径,是一种恶性杂草,弊端多于益处,为检疫对象。最初是上海作为花卉观赏引进栽培,然后逐渐向周边地区漫延。亭湖区是在08年有零星发生,近几年虽然对一些重点区域进行了铲除,但发生面积仍在扩大,发生量在增加,因此,为了遏制加拿大一枝黄花的发生与漫延,近两年我们对疫区进行了GPS定位与跟踪防控。

Solidag Canadensis Epidemic Distribution Characteristics and Prevention and Control Measures

Solidago canadensis is a species of alien invasive pest,native to North America Compositae perennial herb,it is seed and rhizome of two species of breeding way,is a kind of malignant weeds,disadvantages outweigh the benefits,as the quarantine object.Shanghai originally introduced as ornamental,and then gradually spread to the surrounding area.Pavilion Lakes is in 08 years has occurred sporadically,in recent years,although a number of key areas for the strike,but the area is still expanding,occurrence is increasing,so,in order to curb the Solidago canadensis occurrence and spread,nearly two years we are in the areas of GPS positioning and tracking control.